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商品一覧



法令ブランドカタログ番号商品名サイズ価格保存温度CAS

  SKS SKS-11.418-1g Acetyl-6-formylpterin 【Ac6FP】 1 g 照会 -20℃ none
 
 
 
Purity: >97.5%. Formula: C9H7N5O3. MW: 233.2. Solubility: insoluble in water. slightly soluble in 0.01 N NaOH.




  SKS SKS-11.418-100mg Acetyl-6-formylpterin 【Ac6FP】 100 mg 照会 -20℃ none
 
 
 
Purity: >97.5%. Formula: C9H7N5O3. MW: 233.2. Solubility: insoluble in water. slightly soluble in 0.01 N NaOH.




  SKS SKS-11.418-50mg Acetyl-6-formylpterin 【Ac6FP】 50 mg 照会 -20℃ none
 
 
 
Purity: >97.5%. Formula: C9H7N5O3. MW: 233.2. Solubility: insoluble in water. slightly soluble in 0.01 N NaOH.




  SKS SKS-11.418-10mg Acetyl-6-formylpterin 【Ac6FP】 10 mg 照会 -20℃ none
 
 
 
Purity: >97.5%. Formula: C9H7N5O3. MW: 233.2. Solubility: insoluble in water. slightly soluble in 0.01 N NaOH.




  SKS SKS-16.702-100mg p-Aminobenzoyldi-γ-L-glutamic acid, ammonium salt 【PABA-Glu2】【p-Aminobenzoylpolyglutamates】 100 mg 照会 -20℃ none
 
 
 
Purity: 98.0% - 99.5%. Formula: C17H18N3O8(NH4)3. MW: 446.5. Solubility: very soluble in H2O




  SKS SKS-16.702-50mg p-Aminobenzoyldi-γ-L-glutamic acid, ammonium salt 【PABA-Glu2】【p-Aminobenzoylpolyglutamates】 50 mg 照会 -20℃ none
 
 
 
Purity: 98.0% - 99.5%. Formula: C17H18N3O8(NH4)3. MW: 446.5. Solubility: very soluble in H2O




  SKS SKS-16.702-10mg p-Aminobenzoyldi-γ-L-glutamic acid, ammonium salt 【PABA-Glu2】【p-Aminobenzoylpolyglutamates】 10 mg 照会 -20℃ none
 
 
 
Purity: 98.0% - 99.5%. Formula: C17H18N3O8(NH4)3. MW: 446.5. Solubility: very soluble in H2O




  SKS SKS-16.701-1g p-Aminobenzoyl-L-glutamic acid 1 g 照会 -20℃ none
 
 
 
see Product Numbers 16.702 and 16.707




  SKS SKS-16.701-100mg p-Aminobenzoyl-L-glutamic acid 100 mg 照会 -20℃ none
 
 
 
see Product Numbers 16.702 and 16.707




  SKS SKS-16.707-100mg p-Aminobenzoylhepta-γ-L-glutamic acid, ammonium salt 【PABA-Glu7】【p-Aminobenzoylpolyglutamates】 100 mg 照会 -20℃ none
 
 
 
Purity: 98.0% - 99.5%. Formula: C42H48N8O23(NH4)8. MW: 1177.2. Solubility: very soluble in H2O




  SKS SKS-16.707-50mg p-Aminobenzoylhepta-γ-L-glutamic acid, ammonium salt 【PABA-Glu7】【p-Aminobenzoylpolyglutamates】 50 mg 照会 -20℃ none
 
 
 
Purity: 98.0% - 99.5%. Formula: C42H48N8O23(NH4)8. MW: 1177.2. Solubility: very soluble in H2O




  SKS SKS-16.707-10mg p-Aminobenzoylhepta-γ-L-glutamic acid, ammonium salt 【PABA-Glu7】【p-Aminobenzoylpolyglutamates】 10 mg 照会 -20℃ none
 
 
 
Purity: 98.0% - 99.5%. Formula: C42H48N8O23(NH4)8. MW: 1177.2. Solubility: very soluble in H2O




  SKS SKS-16.706-100mg p-Aminobenzoylhexa-γ-L-glutamic acid, ammonium salt 100 mg 照会 -20℃ none
 
 
 
see Product Numbers 16.702 and 16.707




  SKS SKS-16.706-50mg p-Aminobenzoylhexa-γ-L-glutamic acid, ammonium salt 50 mg 照会 -20℃ none
 
 
 
see Product Numbers 16.702 and 16.707




  SKS SKS-16.706-10mg p-Aminobenzoylhexa-γ-L-glutamic acid, ammonium salt 10 mg 照会 -20℃ none
 
 
 
see Product Numbers 16.702 and 16.707




  SKS SKS-16.705-100mg p-Aminobenzoylpenta-γ-L-glutamic acid, ammonium salt 100 mg 照会 -20℃ none
 
 
 
see Product Numbers 16.702 and 16.707




  SKS SKS-16.705-50mg p-Aminobenzoylpenta-γ-L-glutamic acid, ammonium salt 50 mg 照会 -20℃ none
 
 
 
see Product Numbers 16.702 and 16.707




  SKS SKS-16.705-10mg p-Aminobenzoylpenta-γ-L-glutamic acid, ammonium salt 10 mg 照会 -20℃ none
 
 
 
see Product Numbers 16.702 and 16.707




  SKS SKS-16.704-100mg p-Aminobenzoyltetra-γ-L-glutamic acid, ammonium salt 100 mg 照会 -20℃ none
 
 
 
see Product Numbers 16.702 and 16.707




  SKS SKS-16.704-50mg p-Aminobenzoyltetra-γ-L-glutamic acid, ammonium salt 50 mg 照会 -20℃ none
 
 
 
see Product Numbers 16.702 and 16.707




  SKS SKS-16.704-10mg p-Aminobenzoyltetra-γ-L-glutamic acid, ammonium salt 10 mg 照会 -20℃ none
 
 
 
see Product Numbers 16.702 and 16.707




  SKS SKS-16.703-100mg p-Aminobenzoyltri-γ-L-glutamic acid, ammonium salt 100 mg 照会 -20℃ none
 
 
 
see Product Numbers 16.702 and 16.707




  SKS SKS-16.703-50mg p-Aminobenzoyltri-γ-L-glutamic acid, ammonium salt 50 mg 照会 -20℃ none
 
 
 
see Product Numbers 16.702 and 16.707




  SKS SKS-16.703-10mg p-Aminobenzoyltri-γ-L-glutamic acid, ammonium salt 10 mg 照会 -20℃ none
 
 
 
see Product Numbers 16.702 and 16.707




  SKS SKS-11.280-100mg 4-Amino-L-biopterin 【2,4-Diamino-6-(L-erythro-1',2'-dihydroxypropyl)pteridine】 100 mg 照会   none
 
 
 
Purity: >99.5%. Formula: C9H12N6O2. MW: 236.23. Solubility: .




  SKS SKS-11.280-50mg 4-Amino-L-biopterin 【2,4-Diamino-6-(L-erythro-1',2'-dihydroxypropyl)pteridine】 50 mg 照会   none
 
 
 
Purity: >99.5%. Formula: C9H12N6O2. MW: 236.23. Solubility: .




  SKS SKS-11.280-10mg 4-Amino-L-biopterin 【2,4-Diamino-6-(L-erythro-1',2'-dihydroxypropyl)pteridine】 10 mg 照会   none
 
 
 
Purity: >99.5%. Formula: C9H12N6O2. MW: 236.23. Solubility: .




  SKS SKS-11.281-100mg 4-Amino-7,8-dihydro-L-biopterin 100 mg 照会   none
 
 
 
Purity: >99.5%. Formula: C9H14N6O2. MW: 238.24. Solubility: .




  SKS SKS-11.281-50mg 4-Amino-7,8-dihydro-L-biopterin 50 mg 照会   none
 
 
 
Purity: >99.5%. Formula: C9H14N6O2. MW: 238.24. Solubility: .




  SKS SKS-11.281-10mg 4-Amino-7,8-dihydro-L-biopterin 10 mg 照会   none
 
 
 
Purity: >99.5%. Formula: C9H14N6O2. MW: 238.24. Solubility: .




  SKS SKS-16.403-1g 4-Amino-10-methylpteroic acid 【APA】【DAMPA】 1 g 照会   none
 
 
 
Purity: >99.5%. Formula: C15H15N7O2. MW: 325.32. Solubility: .




  SKS SKS-16.403-100mg 4-Amino-10-methylpteroic acid 【APA】【DAMPA】 100 mg 照会   none
 
 
 
Purity: >99.5%. Formula: C15H15N7O2. MW: 325.32. Solubility: .




  SKS SKS-16.403-50mg 4-Amino-10-methylpteroic acid 【APA】【DAMPA】 50 mg 照会   none
 
 
 
Purity: >99.5%. Formula: C15H15N7O2. MW: 325.32. Solubility: .




  SKS SKS-16.403-10mg 4-Amino-10-methylpteroic acid 【APA】【DAMPA】 10 mg 照会   none
 
 
 
Purity: >99.5%. Formula: C15H15N7O2. MW: 325.32. Solubility: .




  SKS SKS-16.412-100mg 4-Amino-10-methylpteroyldi-γ-L-glutamic acid, ammonium salt 【Methotrexate diglutamate】【APA-Glu2 ammonium salt】【4-Amino-10-methylpteroylpolyglutamates】 100 mg 照会 -20℃ none
 
 
 
Purity: 98.0% - 99.5%. Formula: C25H26N9O8(NH4)3. MW: 634.7. Solubility: very soluble in H2O




  SKS SKS-16.412-50mg 4-Amino-10-methylpteroyldi-γ-L-glutamic acid, ammonium salt 【Methotrexate diglutamate】【APA-Glu2 ammonium salt】【4-Amino-10-methylpteroylpolyglutamates】 50 mg 照会 -20℃ none
 
 
 
Purity: 98.0% - 99.5%. Formula: C25H26N9O8(NH4)3. MW: 634.7. Solubility: very soluble in H2O




  SKS SKS-16.412-10mg 4-Amino-10-methylpteroyldi-γ-L-glutamic acid, ammonium salt 【Methotrexate diglutamate】【APA-Glu2 ammonium salt】【4-Amino-10-methylpteroylpolyglutamates】 10 mg 照会 -20℃ none
 
 
 
Purity: 98.0% - 99.5%. Formula: C25H26N9O8(NH4)3. MW: 634.7. Solubility: very soluble in H2O




  SKS SKS-16.417-100mg 4-Amino-10-methylpteroylhepta-γ-L-glutamic acid, ammonium salt 【Methotrexate heptaglutamate】【APA-Glu7 ammonium salt】【4-Amino-10-methylpteroylpolyglutamates】 100 mg 照会 -20℃ none
 
 
 
Purity: 98.0% - 99.5%. Formula: C50H56N14O23 (NH4)8. MW: 1365.4. Solubility: very soluble in H2O




  SKS SKS-16.417-50mg 4-Amino-10-methylpteroylhepta-γ-L-glutamic acid, ammonium salt 【Methotrexate heptaglutamate】【APA-Glu7 ammonium salt】【4-Amino-10-methylpteroylpolyglutamates】 50 mg 照会 -20℃ none
 
 
 
Purity: 98.0% - 99.5%. Formula: C50H56N14O23 (NH4)8. MW: 1365.4. Solubility: very soluble in H2O




  SKS SKS-16.417-10mg 4-Amino-10-methylpteroylhepta-γ-L-glutamic acid, ammonium salt 【Methotrexate heptaglutamate】【APA-Glu7 ammonium salt】【4-Amino-10-methylpteroylpolyglutamates】 10 mg 照会 -20℃ none
 
 
 
Purity: 98.0% - 99.5%. Formula: C50H56N14O23 (NH4)8. MW: 1365.4. Solubility: very soluble in H2O




  SKS SKS-16.416-100mg 4-Amino-10-methylpteroylhexa-γ-L-glutamic acid, ammonium salt [Methotrexate hexaglutamate] 100 mg 照会 -20℃ none
 
 
 
see Product Numbers 16.412 and 16.417




  SKS SKS-16.416-50mg 4-Amino-10-methylpteroylhexa-γ-L-glutamic acid, ammonium salt [Methotrexate hexaglutamate] 50 mg 照会 -20℃ none
 
 
 
see Product Numbers 16.412 and 16.417




  SKS SKS-16.416-10mg 4-Amino-10-methylpteroylhexa-γ-L-glutamic acid, ammonium salt [Methotrexate hexaglutamate] 10 mg 照会 -20℃ none
 
 
 
see Product Numbers 16.412 and 16.417




  SKS SKS-16.415-100mg 4-Amino-10-methylpteroylpenta-γ-L-glutamic acid, ammonium salt [Methotrexate pentaglutamate] 100 mg 照会 -20℃ none
 
 
 
see Product Numbers 16.412 and 16.417




  SKS SKS-16.415-50mg 4-Amino-10-methylpteroylpenta-γ-L-glutamic acid, ammonium salt [Methotrexate pentaglutamate] 50 mg 照会 -20℃ none
 
 
 
see Product Numbers 16.412 and 16.417




  SKS SKS-16.415-10mg 4-Amino-10-methylpteroylpenta-γ-L-glutamic acid, ammonium salt [Methotrexate pentaglutamate] 10 mg 照会 -20℃ none
 
 
 
see Product Numbers 16.412 and 16.417




  SKS SKS-16.414-100mg 4-Amino-10-methylpteroyltetra-γ-L-glutamic acid, ammonium salt [Methotrexate tetraglutamate] 100 mg 照会 -20℃ none
 
 
 
see Product Numbers 16.412 and 16.417




  SKS SKS-16.414-50mg 4-Amino-10-methylpteroyltetra-γ-L-glutamic acid, ammonium salt [Methotrexate tetraglutamate] 50 mg 照会 -20℃ none
 
 
 
see Product Numbers 16.412 and 16.417




  SKS SKS-16.414-10mg 4-Amino-10-methylpteroyltetra-γ-L-glutamic acid, ammonium salt [Methotrexate tetraglutamate] 10 mg 照会 -20℃ none
 
 
 
see Product Numbers 16.412 and 16.417




  SKS SKS-16.413-100mg 4-Amino-10-methylpteroyltri-γ-L-glutamic acid, ammonium salt [Methotrexate triglutamate] 100 mg 照会 -20℃ none
 
 
 
see Product Numbers 16.412 and 16.417




  SKS SKS-16.413-50mg 4-Amino-10-methylpteroyltri-γ-L-glutamic acid, ammonium salt [Methotrexate triglutamate] 50 mg 照会 -20℃ none
 
 
 
see Product Numbers 16.412 and 16.417




  SKS SKS-16.413-10mg 4-Amino-10-methylpteroyltri-γ-L-glutamic acid, ammonium salt [Methotrexate triglutamate] 10 mg 照会 -20℃ none
 
 
 
see Product Numbers 16.412 and 16.417




  SKS SKS-16.330-1g Aminopterin 【4-Aminofolic acid】 1 g 照会   none
 
 
 
Purity: . Formula: C19H20N8O5. MW: 440.41. Solubility: .




  SKS SKS-16.330-100mg Aminopterin 【4-Aminofolic acid】 100 mg 照会   none
 
 
 
Purity: . Formula: C19H20N8O5. MW: 440.41. Solubility: .




  SKS SKS-16.330-50mg Aminopterin 【4-Aminofolic acid】 50 mg 照会   none
 
 
 
Purity: . Formula: C19H20N8O5. MW: 440.41. Solubility: .




  SKS SKS-16.330-10mg Aminopterin 【4-Aminofolic acid】 10 mg 照会   none
 
 
 
Purity: . Formula: C19H20N8O5. MW: 440.41. Solubility: .




  SKS SKS-11.283-50mg 4-Amino-(6R)-5,6,7,8-tetrahydro-L-biopterin, 2HCl 【(6R)-4-Amino-5,6,7,8-tetrahydro-L-biopterin, 2HCl】 50 mg 照会   none
 
 
 
Purity: . Formula: C9H16N6O2,2HCl. MW: 313.18. Solubility:




  SKS SKS-11.283-10mg 4-Amino-(6R)-5,6,7,8-tetrahydro-L-biopterin, 2HCl 【(6R)-4-Amino-5,6,7,8-tetrahydro-L-biopterin, 2HCl】 10 mg 照会   none
 
 
 
Purity: . Formula: C9H16N6O2,2HCl. MW: 313.18. Solubility:




  SKS SKS-11.282-100mg 4-Amino-(6R,S)-5,6,7,8-tetrahydro-L-biopterin, 2HCl 【(6R,S)-4-Amino-5,6,7,8-tetrahydro-L-biopterin, 2HCl】 100 mg 照会   none
 
 
 
Purity: >99.5%. Formula: C9H16N6O2, 2HCl. MW: 313.18. Solubility: .




  SKS SKS-11.282-50mg 4-Amino-(6R,S)-5,6,7,8-tetrahydro-L-biopterin, 2HCl 【(6R,S)-4-Amino-5,6,7,8-tetrahydro-L-biopterin, 2HCl】 50 mg 照会   none
 
 
 
Purity: >99.5%. Formula: C9H16N6O2, 2HCl. MW: 313.18. Solubility: .




  SKS SKS-11.282-10mg 4-Amino-(6R,S)-5,6,7,8-tetrahydro-L-biopterin, 2HCl 【(6R,S)-4-Amino-5,6,7,8-tetrahydro-L-biopterin, 2HCl】 10 mg 照会   none
 
 
 
Purity: >99.5%. Formula: C9H16N6O2, 2HCl. MW: 313.18. Solubility: .




  SKS SKS-11.231-100mg 7-Biopterin 100 mg 照会   none
 
 
 
Purity: >98.5%. Formula: C9H11N5O3. MW: 237.21. Solubility: .




  SKS SKS-11.231-50mg 7-Biopterin 50 mg 照会   none
 
 
 
Purity: >98.5%. Formula: C9H11N5O3. MW: 237.21. Solubility: .




  SKS SKS-11.231-10mg 7-Biopterin 10 mg 照会   none
 
 
 
Purity: >98.5%. Formula: C9H11N5O3. MW: 237.21. Solubility: .




  SKS SKS-91.203-100mg L-(5-15N)-Biopterin 100 mg 照会   none
 
 
 
Purity: >90.0%. Formula: C9H11N4N[15]O3. MW: . Solubility: .




  SKS SKS-91.203-50mg L-(5-15N)-Biopterin 50 mg 照会   none
 
 
 
Purity: >90.0%. Formula: C9H11N4N[15]O3. MW: . Solubility: .




  SKS SKS-91.203-10mg L-(5-15N)-Biopterin 10 mg 照会   none
 
 
 
Purity: >90.0%. Formula: C9H11N4N[15]O3. MW: . Solubility: .




  SKS SKS-11.218-100mg D-Biopterin 【D-erythro-Biopterin】【erythro-6-(1,2-Dihydroxypropyl)pterin】 100 mg 照会 -20℃ none
 
 
 
Purity: >99.5%. Formula: C9H11N5O3. MW: 237.2. Solubility: soluble about 0.01g per 100 g of water (22°C). Concentrated solutions of biopterin may be prepared using 0.05 M NaOH.




  SKS SKS-11.218-50mg D-Biopterin 【D-erythro-Biopterin】【erythro-6-(1,2-Dihydroxypropyl)pterin】 50 mg 照会 -20℃ none
 
 
 
Purity: >99.5%. Formula: C9H11N5O3. MW: 237.2. Solubility: soluble about 0.01g per 100 g of water (22°C). Concentrated solutions of biopterin may be prepared using 0.05 M NaOH.




  SKS SKS-11.218-10mg D-Biopterin 【D-erythro-Biopterin】【erythro-6-(1,2-Dihydroxypropyl)pterin】 10 mg 照会 -20℃ none
 
 
 
Purity: >99.5%. Formula: C9H11N5O3. MW: 237.2. Solubility: soluble about 0.01g per 100 g of water (22°C). Concentrated solutions of biopterin may be prepared using 0.05 M NaOH.




  SKS SKS-11.221-100mg D-threo-Biopterin 【Dictyopterin】 100 mg 照会   none
 
 
 
Purity: >99.0%. Formula: C9H11N5O3. MW: 237.21. Solubility: .




  SKS SKS-11.221-50mg D-threo-Biopterin 【Dictyopterin】 50 mg 照会   none
 
 
 
Purity: >99.0%. Formula: C9H11N5O3. MW: 237.21. Solubility: .




  SKS SKS-11.221-10mg D-threo-Biopterin 【Dictyopterin】 10 mg 照会   none
 
 
 
Purity: >99.0%. Formula: C9H11N5O3. MW: 237.21. Solubility: .




  SKS SKS-11.203-5g L-Biopterin 【L-erythro-Biopterin】【erythro-6-(1,2-Dihydroxypropyl)pterin】 5 g 照会 -20℃ 22150-76-1
 
 
 
Purity: >99.5%. Formula: C9H11N5O3. MW: 237.2. Solubility: soluble about 0.01g per 100 g of water (22°C). Concentrated solutions of biopterin may be prepared using 0.05 M NaOH.




  SKS SKS-11.203-1g L-Biopterin 【L-erythro-Biopterin】【erythro-6-(1,2-Dihydroxypropyl)pterin】 1 g 照会 -20℃ 22150-76-1
 
 
 
Purity: >99.5%. Formula: C9H11N5O3. MW: 237.2. Solubility: soluble about 0.01g per 100 g of water (22°C). Concentrated solutions of biopterin may be prepared using 0.05 M NaOH.




  SKS SKS-11.203-100mg L-Biopterin 【L-erythro-Biopterin】【erythro-6-(1,2-Dihydroxypropyl)pterin】 100 mg 照会 -20℃ 22150-76-1
 
 
 
Purity: >99.5%. Formula: C9H11N5O3. MW: 237.2. Solubility: soluble about 0.01g per 100 g of water (22°C). Concentrated solutions of biopterin may be prepared using 0.05 M NaOH.




  SKS SKS-11.228-100mg Deoxysepiapterin 100 mg 照会   none
 
 
 
Purity: >96.0%. Formula: C9H11N5O2. MW: 221.21. Solubility: .




  SKS SKS-11.228-50mg Deoxysepiapterin 50 mg 照会   none
 
 
 
Purity: >96.0%. Formula: C9H11N5O2. MW: 221.21. Solubility: .




  SKS SKS-11.228-10mg Deoxysepiapterin 10 mg 照会   none
 
 
 
Purity: >96.0%. Formula: C9H11N5O2. MW: 221.21. Solubility: .




  SKS SKS-16.802-100mg Di-γ-L-glutamic acid, ammonium salt 100 mg 照会    
 
 
 
 




  SKS SKS-16.802-50mg Di-γ-L-glutamic acid, ammonium salt 50 mg 照会    
 
 
 
 




  SKS SKS-16.802-10mg Di-γ-L-glutamic acid, ammonium salt 10 mg 照会    
 
 
 
 




  SKS SKS-91.205-100mg (5-15N)-7,8-Dihydro-L-biopterin 100 mg 照会   none
 
 
 
Purity: >99.5%. Formula: C9H13N4N[15]O3. MW: 240.22. Solubility: .




  SKS SKS-91.205-50mg (5-15N)-7,8-Dihydro-L-biopterin 50 mg 照会   none
 
 
 
Purity: >99.5%. Formula: C9H13N4N[15]O3. MW: 240.22. Solubility: .




  SKS SKS-91.205-10mg (5-15N)-7,8-Dihydro-L-biopterin 10 mg 照会   none
 
 
 
Purity: >99.5%. Formula: C9H13N4N[15]O3. MW: 240.22. Solubility: .




  SKS SKS-11.206-5g 7,8-Dihydro-L-biopterin 5 g 照会 -20℃ 6779-87-9
 
 
 
Purity: >98.0%. Formula: C9H13N5O3. MW: 239.2. Solubility: slightly soluble in water. about 0.2 g per 100 g of water (22°C).




  SKS SKS-11.206-1g 7,8-Dihydro-L-biopterin 1 g 照会 -20℃ 6779-87-9
 
 
 
Purity: >98.0%. Formula: C9H13N5O3. MW: 239.2. Solubility: slightly soluble in water. about 0.2 g per 100 g of water (22°C).




  SKS SKS-11.206-100mg 7,8-Dihydro-L-biopterin 100 mg 照会 -20℃ 6779-87-9
 
 
 
Purity: >98.0%. Formula: C9H13N5O3. MW: 239.2. Solubility: slightly soluble in water. about 0.2 g per 100 g of water (22°C).




  SKS SKS-11.206-50mg 7,8-Dihydro-L-biopterin 50 mg 照会 -20℃ 6779-87-9
 
 
 
Purity: >98.0%. Formula: C9H13N5O3. MW: 239.2. Solubility: slightly soluble in water. about 0.2 g per 100 g of water (22°C).




  SKS SKS-16.206-1g 7,8-Dihydrofolic acid 【FH2】 1 g 照会 -20℃ 4033-27-6
 
 
 
Purity: >90.95%. Formula: C19H21N7O6. MW: 443.4. Solubility: very insoluble in water. soluble at alkaline pHs. about 0.125 g per 100 g of water plus one to two equivalents of ammonia. soluble 1 m




  SKS SKS-16.206-100mg 7,8-Dihydrofolic acid 【FH2】 100 mg 照会 -20℃ 4033-27-6
 
 
 
Purity: >90.95%. Formula: C19H21N7O6. MW: 443.4. Solubility: very insoluble in water. soluble at alkaline pHs. about 0.125 g per 100 g of water plus one to two equivalents of ammonia. soluble 1 m




  SKS SKS-16.206-50mg 7,8-Dihydrofolic acid 【FH2】 50 mg 照会 -20℃ 4033-27-6
 
 
 
Purity: >90.95%. Formula: C19H21N7O6. MW: 443.4. Solubility: very insoluble in water. soluble at alkaline pHs. about 0.125 g per 100 g of water plus one to two equivalents of ammonia. soluble 1 m




  SKS SKS-11.350-100mg 7,8-Dihydro-D-monapterin 100 mg 照会   none
 
 
 
Purity: >98.5%. Formula: C9H13N5O4. MW: 255.23. Solubility: .




  SKS SKS-11.350-50mg 7,8-Dihydro-D-monapterin 50 mg 照会   none
 
 
 
Purity: >98.5%. Formula: C9H13N5O4. MW: 255.23. Solubility: .




  SKS SKS-11.350-10mg 7,8-Dihydro-D-monapterin 10 mg 照会   none
 
 
 
Purity: >98.5%. Formula: C9H13N5O4. MW: 255.23. Solubility: .




  SKS SKS-11.345-100mg 7,8-Dihydro-L-monapterin 100 mg 照会   none
 
 
 
Purity: >98%. Formula: C9H13N5O4. MW: 255.23. Solubility: .




  SKS SKS-11.345-50mg 7,8-Dihydro-L-monapterin 50 mg 照会   none
 
 
 
Purity: >98%. Formula: C9H13N5O4. MW: 255.23. Solubility: .




  SKS SKS-11.345-10mg 7,8-Dihydro-L-monapterin 10 mg 照会   none
 
 
 
Purity: >98%. Formula: C9H13N5O4. MW: 255.23. Solubility: .




  SKS SKS-11.306-1g 7,8-Dihydro-D-neopterin 1 g 照会 -20℃ 1218-98-0
 
 
 
Purity: >98.0%. Formula: C9H13N5O4. MW: 255.2. Solubility: slightly soluble in water. about 0.16 g per 100 g of water (22°C)..




  SKS SKS-11.306-100mg 7,8-Dihydro-D-neopterin 100 mg 照会 -20℃ 1218-98-0
 
 
 
Purity: >98.0%. Formula: C9H13N5O4. MW: 255.2. Solubility: slightly soluble in water. about 0.16 g per 100 g of water (22°C)..




  SKS SKS-11.306-50mg 7,8-Dihydro-D-neopterin 50 mg 照会 -20℃ 1218-98-0
 
 
 
Purity: >98.0%. Formula: C9H13N5O4. MW: 255.2. Solubility: slightly soluble in water. about 0.16 g per 100 g of water (22°C)..




  SKS SKS-11.306-10mg 7,8-Dihydro-D-neopterin 10 mg 照会 -20℃ 1218-98-0
 
 
 
Purity: >98.0%. Formula: C9H13N5O4. MW: 255.2. Solubility: slightly soluble in water. about 0.16 g per 100 g of water (22°C)..




  SKS SKS-11.315-100mg 7,8-Dihydro-D-neopterin-3’-monophosphate, lithium salt 100 mg 照会   none
 
 
 
Purity: >95%. Formula: C9H12Li2N5O7P. MW: 347.07. Solubility: .




  SKS SKS-11.315-50mg 7,8-Dihydro-D-neopterin-3’-monophosphate, lithium salt 50 mg 照会   none
 
 
 
Purity: >95%. Formula: C9H12Li2N5O7P. MW: 347.07. Solubility: .




  SKS SKS-11.315-10mg 7,8-Dihydro-D-neopterin-3’-monophosphate, lithium salt 10 mg 照会   none
 
 
 
Purity: >95%. Formula: C9H12Li2N5O7P. MW: 347.07. Solubility: .




  SKS SKS-11.307 7,8-Dihydro-D-neopterin-3’-triphosphate (Please refer to our reference 8) 照会    
 
 
 





  SKS SKS-11.906 7,8-Dihydropterin (Please refer to our reference 20) 照会    
 
 
 





  SKS SKS-16.114-100mg 7,8-Dihydropteroic acid 【Pteroic Acid and 7,8-Dihydropteroic acid】【4-{[(2-amino-4-oxo-3,4,7,8-tetrahydropteridin-6-yl)methyl]amino}benzoic acid】 100 mg 照会 -20℃ none
 
 
 
Purity: about 93%. Formula: C14H14N6O3. MW: 314.30. Solubility: Without the addition of alkali, both substances are almost insoluble in water.




  SKS SKS-16.114-50mg 7,8-Dihydropteroic acid 【Pteroic Acid and 7,8-Dihydropteroic acid】【4-{[(2-amino-4-oxo-3,4,7,8-tetrahydropteridin-6-yl)methyl]amino}benzoic acid】 50 mg 照会 -20℃ none
 
 
 
Purity: about 93%. Formula: C14H14N6O3. MW: 314.30. Solubility: Without the addition of alkali, both substances are almost insoluble in water.




  SKS SKS-16.114-10mg 7,8-Dihydropteroic acid 【Pteroic Acid and 7,8-Dihydropteroic acid】【4-{[(2-amino-4-oxo-3,4,7,8-tetrahydropteridin-6-yl)methyl]amino}benzoic acid】 10 mg 照会 -20℃ none
 
 
 
Purity: about 93%. Formula: C14H14N6O3. MW: 314.30. Solubility: Without the addition of alkali, both substances are almost insoluble in water.




  SKS SKS-11.716-100mg Dihydroxanthopterin 100 mg 照会   none
 
 
 
Purity: >99.0%. Formula: C6H7N5O2. MW: 181.15. Solubility: .




  SKS SKS-11.716-50mg Dihydroxanthopterin 50 mg 照会   none
 
 
 
Purity: >99.0%. Formula: C6H7N5O2. MW: 181.15. Solubility: .




  SKS SKS-11.506-100mg 6,7-Dimethyl-7,8-dihydropterin, HCl 100 mg 照会   none
 
 
 
Purity: >99.0%. Formula: C8H11N5O, HCl. MW: 229.70. Solubility: .




  SKS SKS-11.506-50mg 6,7-Dimethyl-7,8-dihydropterin, HCl 50 mg 照会   none
 
 
 
Purity: >99.0%. Formula: C8H11N5O, HCl. MW: 229.70. Solubility: .




  SKS SKS-11.506-10mg 6,7-Dimethyl-7,8-dihydropterin, HCl 10 mg 照会   none
 
 
 
Purity: >99.0%. Formula: C8H11N5O, HCl. MW: 229.70. Solubility: .




  SKS SKS-11.503-1g 6,7-Dimethylpterin 1 g 照会   none
 
 
 
Purity: >99.0%. Formula: C8H9N5O. MW: 191.19. Solubility: .




  SKS SKS-11.503-100mg 6,7-Dimethylpterin 100 mg 照会   none
 
 
 
Purity: >99.0%. Formula: C8H9N5O. MW: 191.19. Solubility: .




  SKS SKS-11.509-5g 6,7-Dimethyl-5,6,7,8-tetrahydropterin, HCl 5 g 照会   none
 
 
 
Purity: >99.0%. Formula: C8H13N5O, HCl. MW: 231.68. Solubility: .




  SKS SKS-11.509-1g 6,7-Dimethyl-5,6,7,8-tetrahydropterin, HCl 1 g 照会   none
 
 
 
Purity: >99.0%. Formula: C8H13N5O, HCl. MW: 231.68. Solubility: .




  SKS SKS-11.509-100mg 6,7-Dimethyl-5,6,7,8-tetrahydropterin, HCl 100 mg 照会   none
 
 
 
Purity: >99.0%. Formula: C8H13N5O, HCl. MW: 231.68. Solubility: .




  SKS SKS-96.203-100mg (5-15N)-Folic acid 100 mg 照会   none
 
 
 
Purity: . Formula: C19H19N6N[15]O6. MW: 442.39. Solubility: .




  SKS SKS-96.203-50mg (5-15N)-Folic acid 50 mg 照会   none
 
 
 
Purity: . Formula: C19H19N6N[15]O6. MW: 442.39. Solubility: .




  SKS SKS-96.203-10mg (5-15N)-Folic acid 10 mg 照会   none
 
 
 
Purity: . Formula: C19H19N6N[15]O6. MW: 442.39. Solubility: .




  SKS SKS-16.203-5g Folic acid 5 g 照会   none
 
 
 
Purity: >98.5%. Formula: C19H19N7O6. MW: 441.40. Solubility: .




  SKS SKS-96.220-100mg (6R,S)-[5-Formyl-13C]-5,6,7,8-tetrahydrofolic acid, lithium salt 【5-Formyl-5,6,7,8-tetrahydrofolic acid】 100 mg 照会 -20℃ none
 
 
 
Purity: 95%-99%. Formula: C19H2113CN707(Li)2. MW: 486.3. Solubility: sparingly soluble in water and practically insoluble in ethanol. soluble Approximately 1 g in 100 g of water. soluble 1 mM so




  SKS SKS-96.220-50mg (6R,S)-[5-Formyl-13C]-5,6,7,8-tetrahydrofolic acid, lithium salt 【5-Formyl-5,6,7,8-tetrahydrofolic acid】 50 mg 照会 -20℃ none
 
 
 
Purity: 95%-99%. Formula: C19H2113CN707(Li)2. MW: 486.3. Solubility: sparingly soluble in water and practically insoluble in ethanol. soluble Approximately 1 g in 100 g of water. soluble 1 mM so




  SKS SKS-96.220-10mg (6R,S)-[5-Formyl-13C]-5,6,7,8-tetrahydrofolic acid, lithium salt 【5-Formyl-5,6,7,8-tetrahydrofolic acid】 10 mg 照会 -20℃ none
 
 
 
Purity: 95%-99%. Formula: C19H2113CN707(Li)2. MW: 486.3. Solubility: sparingly soluble in water and practically insoluble in ethanol. soluble Approximately 1 g in 100 g of water. soluble 1 mM so




  SKS SKS-11.416-100mg 6-Formyl-7,8-dihydropterin 100 mg 照会   none
 
 
 
Purity: >99.5%. Formula: C7H7N5O2. MW: 193.16. Solubility: .




  SKS SKS-11.416-50mg 6-Formyl-7,8-dihydropterin 50 mg 照会   none
 
 
 
Purity: >99.5%. Formula: C7H7N5O2. MW: 193.16. Solubility: .




  SKS SKS-11.416-10mg 6-Formyl-7,8-dihydropterin 10 mg 照会   none
 
 
 
Purity: >99.5%. Formula: C7H7N5O2. MW: 193.16. Solubility: .




  SKS SKS-16.215-1g 10-Formylfolic acid 1 g 照会   none
 
 
 
Purity: >98.0%. Formula: C20H19N7O7. MW: 469.41. Solubility: .




  SKS SKS-16.215-100mg 10-Formylfolic acid 100 mg 照会   none
 
 
 
Purity: >98.0%. Formula: C20H19N7O7. MW: 469.41. Solubility: .




  SKS SKS-11.415-1g 6-Formylpterin 【Pterin-6-aldehyde】 1 g 照会   712-30-1
 
 
 
Purity: >95.0%. Formula: C7H5N5O2. MW: 191.14. Solubility: .




  SKS SKS-11.415-100mg 6-Formylpterin 【Pterin-6-aldehyde】 100 mg 照会   712-30-1
 
 
 
Purity: >95.0%. Formula: C7H5N5O2. MW: 191.14. Solubility: .




  SKS SKS-11.415-50mg 6-Formylpterin 【Pterin-6-aldehyde】 50 mg 照会   712-30-1
 
 
 
Purity: >95.0%. Formula: C7H5N5O2. MW: 191.14. Solubility: .




  SKS SKS-11.415-10mg 6-Formylpterin 【Pterin-6-aldehyde】 10 mg 照会   712-30-1
 
 
 
Purity: >95.0%. Formula: C7H5N5O2. MW: 191.14. Solubility: .




  SKS SKS-16.140-100mg 10-Formylpteroic acid 100 mg 照会   none
 
 
 
Purity: >98%. Formula: C15H12N6O4. MW: 340.29. Solubility: .




  SKS SKS-16.140-50mg 10-Formylpteroic acid 50 mg 照会   none
 
 
 
Purity: >98%. Formula: C15H12N6O4. MW: 340.29. Solubility: .




  SKS SKS-16.140-10mg 10-Formylpteroic acid 10 mg 照会   none
 
 
 
Purity: >98%. Formula: C15H12N6O4. MW: 340.29. Solubility: .




  SKS SKS-16.217 10-Formyl-5,6,7,8-tetrahydrofolic acid (Please refer to our reference 19) 照会    
 
 
 





  SKS SKS-16.220-5g (6R,S)-5-Formyl-5,6,7,8-tetrahydrofolic acid, calcium salt 【5-Formyl-5,6,7,8-tetrahydrofolic acid】【(6R,S)-Leucovorin (calcium folinate)】 5 g 照会 -20℃ 1492-18-8
 
 
 
Purity: >99%. Formula: C20H21N707(Ca). MW: 511.5. Solubility: sparingly soluble in water and practically insoluble in ethanol. soluble Approximately 1 g in 100 g of water. soluble 1 mM solution




  SKS SKS-16.220-1g (6R,S)-5-Formyl-5,6,7,8-tetrahydrofolic acid, calcium salt 【5-Formyl-5,6,7,8-tetrahydrofolic acid】【(6R,S)-Leucovorin (calcium folinate)】 1 g 照会 -20℃ 1492-18-8
 
 
 
Purity: >99%. Formula: C20H21N707(Ca). MW: 511.5. Solubility: sparingly soluble in water and practically insoluble in ethanol. soluble Approximately 1 g in 100 g of water. soluble 1 mM solution




  SKS SKS-16.221-5g (6S)-5-Formyl-5,6,7,8-tetrahydrofolic acid, calcium salt 【5-Formyl-5,6,7,8-tetrahydrofolic acid】【(6S)-Calcium folinate】【natural calcium folinate】 5 g 照会 -20℃ none
 
 
 
Purity: 95%-99%. Formula: C20H21N707(Ca). MW: 511.5. Solubility: sparingly soluble in water and practically insoluble in ethanol. soluble Approximately 1 g in 100 g of water. soluble 1 mM soluti




  SKS SKS-16.221-1g (6S)-5-Formyl-5,6,7,8-tetrahydrofolic acid, calcium salt 【5-Formyl-5,6,7,8-tetrahydrofolic acid】【(6S)-Calcium folinate】【natural calcium folinate】 1 g 照会 -20℃ none
 
 
 
Purity: 95%-99%. Formula: C20H21N707(Ca). MW: 511.5. Solubility: sparingly soluble in water and practically insoluble in ethanol. soluble Approximately 1 g in 100 g of water. soluble 1 mM soluti




  SKS SKS-16.221-100mg (6S)-5-Formyl-5,6,7,8-tetrahydrofolic acid, calcium salt 【5-Formyl-5,6,7,8-tetrahydrofolic acid】【(6S)-Calcium folinate】【natural calcium folinate】 100 mg 照会 -20℃ none
 
 
 
Purity: 95%-99%. Formula: C20H21N707(Ca). MW: 511.5. Solubility: sparingly soluble in water and practically insoluble in ethanol. soluble Approximately 1 g in 100 g of water. soluble 1 mM soluti




  SKS SKS-16.222-100mg (6R)-5-Formyl-5,6,7,8-tetrahydrofolic acid, calcium salt 【5-Formyl-5,6,7,8-tetrahydrofolic acid】【(6R)-Calcium folinate】【unnatural calcium folinate】 100 mg 照会 -20℃ none
 
 
 
Purity: >99%. Formula: C20H21N707(Ca). MW: 511.5. Solubility: sparingly soluble in water and practically insoluble in ethanol. soluble Approximately 1 g in 100 g of water. soluble 1 mM solution




  SKS SKS-16.222-50mg (6R)-5-Formyl-5,6,7,8-tetrahydrofolic acid, calcium salt 【5-Formyl-5,6,7,8-tetrahydrofolic acid】【(6R)-Calcium folinate】【unnatural calcium folinate】 50 mg 照会 -20℃ none
 
 
 
Purity: >99%. Formula: C20H21N707(Ca). MW: 511.5. Solubility: sparingly soluble in water and practically insoluble in ethanol. soluble Approximately 1 g in 100 g of water. soluble 1 mM solution




  SKS SKS-16.222-10mg (6R)-5-Formyl-5,6,7,8-tetrahydrofolic acid, calcium salt 【5-Formyl-5,6,7,8-tetrahydrofolic acid】【(6R)-Calcium folinate】【unnatural calcium folinate】 10 mg 照会 -20℃ none
 
 
 
Purity: >99%. Formula: C20H21N707(Ca). MW: 511.5. Solubility: sparingly soluble in water and practically insoluble in ethanol. soluble Approximately 1 g in 100 g of water. soluble 1 mM solution




  SKS SKS-16.280-100mg (6R,S)-5-Formyl-5,6,7,8-tetrahydropteroic acid 100 mg 照会   none
 
 
 
Purity: . Formula: C15H16N6O4. MW: 344.32. Solubility: .




  SKS SKS-16.280-50mg (6R,S)-5-Formyl-5,6,7,8-tetrahydropteroic acid 50 mg 照会   none
 
 
 
Purity: . Formula: C15H16N6O4. MW: 344.32. Solubility: .




  SKS SKS-16.282-100mg (6R,S)-5-Formyl-5,6,7,8-tetrahydropteroyldi-γ-L-glutamic acid, lithium salt 100 mg 照会   none
 
 
 
Purity: . Formula: C26H27N8O10(Li)3. MW: 620.35. Solubility: .




  SKS SKS-16.282-50mg (6R,S)-5-Formyl-5,6,7,8-tetrahydropteroyldi-γ-L-glutamic acid, lithium salt 50 mg 照会   none
 
 
 
Purity: . Formula: C26H27N8O10(Li)3. MW: 620.35. Solubility: .




  SKS SKS-16.282-10mg (6R,S)-5-Formyl-5,6,7,8-tetrahydropteroyldi-γ-L-glutamic acid, lithium salt 10 mg 照会   none
 
 
 
Purity: . Formula: C26H27N8O10(Li)3. MW: 620.35. Solubility: .




  SKS SKS-16.286-100mg (6R,S)-5-Formyl-5,6,7,8-tetrahydropteroylhexa-γ-L-glutamic acid, lithium salt 100 mg 照会   none
 
 
 
Purity: . Formula: C45H51N12O22(Li)7. MW: 1160.55. Solubility: .




  SKS SKS-16.286-50mg (6R,S)-5-Formyl-5,6,7,8-tetrahydropteroylhexa-γ-L-glutamic acid, lithium salt 50 mg 照会   none
 
 
 
Purity: . Formula: C45H51N12O22(Li)7. MW: 1160.55. Solubility: .




  SKS SKS-16.286-10mg (6R,S)-5-Formyl-5,6,7,8-tetrahydropteroylhexa-γ-L-glutamic acid, lithium salt 10 mg 照会   none
 
 
 
Purity: . Formula: C45H51N12O22(Li)7. MW: 1160.55. Solubility: .




  SKS SKS-16.285-100mg (6R,S)-5-Formyl-5,6,7,8-tetrahydropteroylpenta-γ-L-glutamic acid, lithium salt 100 mg 照会   none
 
 
 
Purity: . Formula: C40H45N11O19(Li)6. MW: 1025.50. Solubility: .




  SKS SKS-16.285-50mg (6R,S)-5-Formyl-5,6,7,8-tetrahydropteroylpenta-γ-L-glutamic acid, lithium salt 50 mg 照会   none
 
 
 
Purity: . Formula: C40H45N11O19(Li)6. MW: 1025.50. Solubility: .




  SKS SKS-16.285-10mg (6R,S)-5-Formyl-5,6,7,8-tetrahydropteroylpenta-γ-L-glutamic acid, lithium salt 10 mg 照会   none
 
 
 
Purity: . Formula: C40H45N11O19(Li)6. MW: 1025.50. Solubility: .




  SKS SKS-16.284-100mg (6R,S)-5-Formyl-5,6,7,8-tetrahydropteroyltetra-γ-L-glutamic acid, lithium salt 100 mg 照会   none
 
 
 
Purity: . Formula: C35H39N10O16(Li)5. MW: 890.45. Solubility: .




  SKS SKS-16.284-50mg (6R,S)-5-Formyl-5,6,7,8-tetrahydropteroyltetra-γ-L-glutamic acid, lithium salt 50 mg 照会   none
 
 
 
Purity: . Formula: C35H39N10O16(Li)5. MW: 890.45. Solubility: .




  SKS SKS-16.284-10mg (6R,S)-5-Formyl-5,6,7,8-tetrahydropteroyltetra-γ-L-glutamic acid, lithium salt 10 mg 照会   none
 
 
 
Purity: . Formula: C35H39N10O16(Li)5. MW: 890.45. Solubility: .




  SKS SKS-16.283-100mg (6R,S)-5-Formyl-5,6,7,8-tetrahydropteroyltri-γ-L-glutamic acid, lithium salt 100 mg 照会   none
 
 
 
Purity: . Formula: C30H33N9O13(Li)4. MW: 755.40. Solubility: .




  SKS SKS-16.283-50mg (6R,S)-5-Formyl-5,6,7,8-tetrahydropteroyltri-γ-L-glutamic acid, lithium salt 50 mg 照会   none
 
 
 
Purity: . Formula: C30H33N9O13(Li)4. MW: 755.40. Solubility: .




  SKS SKS-16.283-10mg (6R,S)-5-Formyl-5,6,7,8-tetrahydropteroyltri-γ-L-glutamic acid, lithium salt 10 mg 照会   none
 
 
 
Purity: . Formula: C30H33N9O13(Li)4. MW: 755.40. Solubility: .




  SKS SKS-16.806-100mg Hexa-γ-L-glutamic acid, ammonium salt 【Polyglutamates】【Glu6 ammonium salt】 100 mg 照会 -20℃ none
 
 
 
Purity: 97.5% - 99.0%. Formula: C30H38N6O19(NH4)6. MW: 894.9. Solubility: soluble 1 mM solution in water at pH 6.3.




  SKS SKS-16.806-50mg Hexa-γ-L-glutamic acid, ammonium salt 【Polyglutamates】【Glu6 ammonium salt】 50 mg 照会 -20℃ none
 
 
 
Purity: 97.5% - 99.0%. Formula: C30H38N6O19(NH4)6. MW: 894.9. Solubility: soluble 1 mM solution in water at pH 6.3.




  SKS SKS-16.806-10mg Hexa-γ-L-glutamic acid, ammonium salt 【Polyglutamates】【Glu6 ammonium salt】 10 mg 照会 -20℃ none
 
 
 
Purity: 97.5% - 99.0%. Formula: C30H38N6O19(NH4)6. MW: 894.9. Solubility: soluble 1 mM solution in water at pH 6.3.




  SKS SKS-13.206-100mg 6-Hydroxy-7,8-dihydrolumazine 100 mg 照会   none
 
 
 
Purity: >99.0%. Formula: C6H6N4O3. MW: 182.13. Solubility: .




  SKS SKS-13.206-50mg 6-Hydroxy-7,8-dihydrolumazine 50 mg 照会   none
 
 
 
Purity: >99.0%. Formula: C6H6N4O3. MW: 182.13. Solubility: .




  SKS SKS-13.206-10mg 6-Hydroxy-7,8-dihydrolumazine 10 mg 照会   none
 
 
 
Purity: >99.0%. Formula: C6H6N4O3. MW: 182.13. Solubility: .




  SKS SKS-11.270-1g 4-Hydroxy-6-(L-erythro-1,2-dihydroxypropyl)-2-(methylthio)pteridine 1 g 照会   none
 
 
 
Purity: >99.5%. Formula: C10H12N4O3S. MW: 268.29. Solubility: .




  SKS SKS-11.270-100mg 4-Hydroxy-6-(L-erythro-1,2-dihydroxypropyl)-2-(methylthio)pteridine 100 mg 照会   none
 
 
 
Purity: >99.5%. Formula: C10H12N4O3S. MW: 268.29. Solubility: .




  SKS SKS-11.270-50mg 4-Hydroxy-6-(L-erythro-1,2-dihydroxypropyl)-2-(methylthio)pteridine 50 mg 照会   none
 
 
 
Purity: >99.5%. Formula: C10H12N4O3S. MW: 268.29. Solubility: .




  SKS SKS-11.270-10mg 4-Hydroxy-6-(L-erythro-1,2-dihydroxypropyl)-2-(methylthio)pteridine 10 mg 照会   none
 
 
 
Purity: >99.5%. Formula: C10H12N4O3S. MW: 268.29. Solubility: .




  SKS SKS-13.203-100mg 6-Hydroxylumazine 100 mg 照会   none
 
 
 
Purity: >99.0%. Formula: C6H4N4O3. MW: 180.12. Solubility: .




  SKS SKS-13.203-50mg 6-Hydroxylumazine 50 mg 照会   none
 
 
 
Purity: >99.0%. Formula: C6H4N4O3. MW: 180.12. Solubility: .




  SKS SKS-13.220-100mg 7-Hydroxylumazine 100 mg 照会   none
 
 
 
Purity: >99.5%. Formula: C6H4N4O3. MW: 180.12. Solubility: .




  SKS SKS-13.220-50mg 7-Hydroxylumazine 50 mg 照会   none
 
 
 
Purity: >99.5%. Formula: C6H4N4O3. MW: 180.12. Solubility: .




  SKS SKS-16.500 7-Hydroxymethotrexate (Please refer to our reference 8) 照会    
 
 
 





  SKS SKS-11.421-1g 6-Hydroxymethyl-7,8-dihydropterin, HCl 【6HMPH2】 1 g 照会 -20℃ none
 
 
 
Purity: >97.5%. Formula: C7H9N5O2.HCl. MW: 231.6. Solubility: practically insoluble in water. slightly soluble in 0.01 N NaOH.




  SKS SKS-11.421-100mg 6-Hydroxymethyl-7,8-dihydropterin, HCl 【6HMPH2】 100 mg 照会 -20℃ none
 
 
 
Purity: >97.5%. Formula: C7H9N5O2.HCl. MW: 231.6. Solubility: practically insoluble in water. slightly soluble in 0.01 N NaOH.




  SKS SKS-11.421-50mg 6-Hydroxymethyl-7,8-dihydropterin, HCl 【6HMPH2】 50 mg 照会 -20℃ none
 
 
 
Purity: >97.5%. Formula: C7H9N5O2.HCl. MW: 231.6. Solubility: practically insoluble in water. slightly soluble in 0.01 N NaOH.




  SKS SKS-11.421-10mg 6-Hydroxymethyl-7,8-dihydropterin, HCl 【6HMPH2】 10 mg 照会 -20℃ none
 
 
 
Purity: >97.5%. Formula: C7H9N5O2.HCl. MW: 231.6. Solubility: practically insoluble in water. slightly soluble in 0.01 N NaOH.




  SKS SKS-11.422 6-Hydroxymethyl-7,8-dihydropterin-diphosphate (Please refer to our reference 8) 照会    
 
 
 





  SKS SKS-11.420-1g 6-Hydroxymethylpterin 【HMP】 1 g 照会 -20℃ 712-29-8
 
 
 
Purity: >97.5%. Formula: C7H7N5O2. MW: 193.2. Solubility: practically insoluble in water. very slightly soluble in 0.01 M NaOH. pH approx.11.0, (approx. 0.07 g/100 g 0.01 M NaOH (22°C))..




  SKS SKS-11.420-100mg 6-Hydroxymethylpterin 【HMP】 100 mg 照会 -20℃ 712-29-8
 
 
 
Purity: >97.5%. Formula: C7H7N5O2. MW: 193.2. Solubility: practically insoluble in water. very slightly soluble in 0.01 M NaOH. pH approx.11.0, (approx. 0.07 g/100 g 0.01 M NaOH (22°C))..




  SKS SKS-11.420-50mg 6-Hydroxymethylpterin 【HMP】 50 mg 照会 -20℃ 712-29-8
 
 
 
Purity: >97.5%. Formula: C7H7N5O2. MW: 193.2. Solubility: practically insoluble in water. very slightly soluble in 0.01 M NaOH. pH approx.11.0, (approx. 0.07 g/100 g 0.01 M NaOH (22°C))..




  SKS SKS-11.420-10mg 6-Hydroxymethylpterin 【HMP】 10 mg 照会 -20℃ 712-29-8
 
 
 
Purity: >97.5%. Formula: C7H7N5O2. MW: 193.2. Solubility: practically insoluble in water. very slightly soluble in 0.01 M NaOH. pH approx.11.0, (approx. 0.07 g/100 g 0.01 M NaOH (22°C))..




  SKS SKS-11.438-100mg 6-Hydroxymethylpterin-diphosphate, lithium salt 100 mg 照会    
 
 
 
 




  SKS SKS-11.438-50mg 6-Hydroxymethylpterin-diphosphate, lithium salt 50 mg 照会    
 
 
 
 




  SKS SKS-11.438-10mg 6-Hydroxymethylpterin-diphosphate, lithium salt 10 mg 照会    
 
 
 
 




  SKS SKS-11.429-100mg 6-Hydroxymethylpterin-monophosphate 100 mg 照会   none
 
 
 
Purity: >98.5%. Formula: C7H8N5O5P. MW: 273.14. Solubility:




  SKS SKS-11.429-50mg 6-Hydroxymethylpterin-monophosphate 50 mg 照会   none
 
 
 
Purity: >98.5%. Formula: C7H8N5O5P. MW: 273.14. Solubility:




  SKS SKS-11.429-10mg 6-Hydroxymethylpterin-monophosphate 10 mg 照会   none
 
 
 
Purity: >98.5%. Formula: C7H8N5O5P. MW: 273.14. Solubility:




  SKS SKS-11.423-100mg (6R,S)-6-Hydroxymethyl-5,6,7,8-tetrahydropterin, 2HCl 【6HMPH4】 100 mg 照会 -20℃ none
 
 
 
Purity: >98.0%. Formula: C7H11N5O2?2HCl. MW: 270.1. Solubility: freely soluble in water, (50 g/100 g of water (22°C)). 1 mM solution of 6HMPH4 at pH 3.0.




  SKS SKS-11.423-50mg (6R,S)-6-Hydroxymethyl-5,6,7,8-tetrahydropterin, 2HCl 【6HMPH4】 50 mg 照会 -20℃ none
 
 
 
Purity: >98.0%. Formula: C7H11N5O2?2HCl. MW: 270.1. Solubility: freely soluble in water, (50 g/100 g of water (22°C)). 1 mM solution of 6HMPH4 at pH 3.0.




  SKS SKS-11.423-10mg (6R,S)-6-Hydroxymethyl-5,6,7,8-tetrahydropterin, 2HCl 【6HMPH4】 10 mg 照会 -20℃ none
 
 
 
Purity: >98.0%. Formula: C7H11N5O2?2HCl. MW: 270.1. Solubility: freely soluble in water, (50 g/100 g of water (22°C)). 1 mM solution of 6HMPH4 at pH 3.0.




  SKS SKS-11.229-100mg 6-((1R,S)-Hydroxypropyl)pterin 【(1'R,S)-2'-Deoxybiopterin】 100 mg 照会   none
 
 
 
Purity: >. Formula: C9H11N5O2. MW: 221.21. Solubility: .




  SKS SKS-11.229-50mg 6-((1R,S)-Hydroxypropyl)pterin 【(1'R,S)-2'-Deoxybiopterin】 50 mg 照会   none
 
 
 
Purity: >. Formula: C9H11N5O2. MW: 221.21. Solubility: .




  SKS SKS-11.229-10mg 6-((1R,S)-Hydroxypropyl)pterin 【(1'R,S)-2'-Deoxybiopterin】 10 mg 照会   none
 
 
 
Purity: >. Formula: C9H11N5O2. MW: 221.21. Solubility: .




  SKS SKS-11.320-100mg 3'-Hydroxy-D-sepiapterin 100 mg 照会   none
 
 
 
Purity: >99%. Formula: C9H11N5O4. MW: 253.21. Solubility: .




  SKS SKS-11.320-50mg 3'-Hydroxy-D-sepiapterin 50 mg 照会   none
 
 
 
Purity: >99%. Formula: C9H11N5O4. MW: 253.21. Solubility: .




  SKS SKS-11.320-10mg 3'-Hydroxy-D-sepiapterin 10 mg 照会   none
 
 
 
Purity: >99%. Formula: C9H11N5O4. MW: 253.21. Solubility: .




  SKS SKS-11.723-1g Isoxanthopterin 1 g 照会   none
 
 
 
Purity: >99.0%. Formula: C6H5N5O2. MW: 179.13. Solubility: .




  SKS SKS-11.723-100mg Isoxanthopterin 100 mg 照会   none
 
 
 
Purity: >99.0%. Formula: C6H5N5O2. MW: 179.13. Solubility: .




  SKS SKS-11.723-50mg Isoxanthopterin 50 mg 照会   none
 
 
 
Purity: >99.0%. Formula: C6H5N5O2. MW: 179.13. Solubility: .




  SKS SKS-11.703-1g Leucopterin 1 g 照会   none
 
 
 
Purity: >97.5%. Formula: C6H5N5O3. MW: 195.13. Solubility: .




  SKS SKS-11.703-100mg Leucopterin 100 mg 照会   none
 
 
 
Purity: >97.5%. Formula: C6H5N5O3. MW: 195.13. Solubility: .




  SKS SKS-13.103-1g Lumazine 1 g 照会   none
 
 
 
Purity: >99%. Formula: C6H4N4O2. MW: 164.12. Solubility: .




  SKS SKS-13.103-100mg Lumazine 100 mg 照会   none
 
 
 
Purity: >99%. Formula: C6H4N4O2. MW: 164.12. Solubility: .




  SKS SKS-16.230-1g (6R,S)-5,10-Methenyl-5,6,7,8-tetrahydrofolic acid chloride 1 g 照会   none
 
 
 
Purity: >97.5%. Formula: C20H22N7O6(Cl). MW: 491.89. Solubility: .




  SKS SKS-16.230-100mg (6R,S)-5,10-Methenyl-5,6,7,8-tetrahydrofolic acid chloride 100 mg 照会   none
 
 
 
Purity: >97.5%. Formula: C20H22N7O6(Cl). MW: 491.89. Solubility: .




  SKS SKS-16.230-50mg (6R,S)-5,10-Methenyl-5,6,7,8-tetrahydrofolic acid chloride 50 mg 照会   none
 
 
 
Purity: >97.5%. Formula: C20H22N7O6(Cl). MW: 491.89. Solubility: .




  SKS SKS-16.411-5g Methotrexate 【Amethopterin】【N-{4-{{(2,4-diamino-6-pteridinyl)methyl}methylamino}benzoyl}-L-glutamic acid】【MTX】 (see product no.s 16.412-16.417 for MTX polyglutamates) 5 g 照会 -20℃ none
 
 
 
Purity: >98.5%.. Formula: C20H22N8O5. MW: 454.4. Solubility: practically insoluble in water. sparingly soluble in 0.01 M NaOH pH 10.0, (0.25 g/100 g 0.01 M NaOH (22°C)).




  SKS SKS-16.411-1g Methotrexate 【Amethopterin】【N-{4-{{(2,4-diamino-6-pteridinyl)methyl}methylamino}benzoyl}-L-glutamic acid】【MTX】 (see product no.s 16.412-16.417 for MTX polyglutamates) 1 g 照会 -20℃ none
 
 
 
Purity: >98.5%.. Formula: C20H22N8O5. MW: 454.4. Solubility: practically insoluble in water. sparingly soluble in 0.01 M NaOH pH 10.0, (0.25 g/100 g 0.01 M NaOH (22°C)).




  SKS SKS-16.411-100mg Methotrexate 【Amethopterin】【N-{4-{{(2,4-diamino-6-pteridinyl)methyl}methylamino}benzoyl}-L-glutamic acid】【MTX】 (see product no.s 16.412-16.417 for MTX polyglutamates) 100 mg 照会 -20℃ none
 
 
 
Purity: >98.5%.. Formula: C20H22N8O5. MW: 454.4. Solubility: practically insoluble in water. sparingly soluble in 0.01 M NaOH pH 10.0, (0.25 g/100 g 0.01 M NaOH (22°C)).




  SKS SKS-16.233-100mg (6R,S)-5-Methyl-5,6-dihydrofolic acid, ammonium salt 100 mg 照会   none
 
 
 
Purity: . Formula: C20H30N9O6. MW: 491.51. Solubility: .




  SKS SKS-16.233-50mg (6R,S)-5-Methyl-5,6-dihydrofolic acid, ammonium salt 50 mg 照会   none
 
 
 
Purity: . Formula: C20H30N9O6. MW: 491.51. Solubility: .




  SKS SKS-16.233-10mg (6R,S)-5-Methyl-5,6-dihydrofolic acid, ammonium salt 10 mg 照会   none
 
 
 
Purity: . Formula: C20H30N9O6. MW: 491.51. Solubility: .




  SKS SKS-11.481-100mg 6-Methyl-7,8-dihydropterin, HCl 100 mg 照会   none
 
 
 
Purity: >98.5%. Formula: C7H9N5O, HCl. MW: 215.64. Solubility: .




  SKS SKS-11.481-50mg 6-Methyl-7,8-dihydropterin, HCl 50 mg 照会   none
 
 
 
Purity: >98.5%. Formula: C7H9N5O, HCl. MW: 215.64. Solubility: .




  SKS SKS-11.481-10mg 6-Methyl-7,8-dihydropterin, HCl 10 mg 照会   none
 
 
 
Purity: >98.5%. Formula: C7H9N5O, HCl. MW: 215.64. Solubility: .




  SKS SKS-16.226-1g (6R,S)-5,10-Methylene-5,6,7,8-tetrahydrofolic acid, calcium salt 【MethyleneFH4】 1 g 照会 -20℃ none
 
 
 
Purity: approximately 93%. Formula: C20H21N7O6(Ca). MW: 495.5. Solubility: very slightly soluble in water. approx. 0.05 g per 100 g of water (22°C). 1 mg/ml solution at pH 6.6..




  SKS SKS-16.226-100mg (6R,S)-5,10-Methylene-5,6,7,8-tetrahydrofolic acid, calcium salt 【MethyleneFH4】 100 mg 照会 -20℃ none
 
 
 
Purity: approximately 93%. Formula: C20H21N7O6(Ca). MW: 495.5. Solubility: very slightly soluble in water. approx. 0.05 g per 100 g of water (22°C). 1 mg/ml solution at pH 6.6..




  SKS SKS-16.226-50mg (6R,S)-5,10-Methylene-5,6,7,8-tetrahydrofolic acid, calcium salt 【MethyleneFH4】 50 mg 照会 -20℃ none
 
 
 
Purity: approximately 93%. Formula: C20H21N7O6(Ca). MW: 495.5. Solubility: very slightly soluble in water. approx. 0.05 g per 100 g of water (22°C). 1 mg/ml solution at pH 6.6..




  SKS SKS-16.211-100mg 10-Methylfolic acid 100 mg 照会   none
 
 
 
Purity: >99.5%. Formula: C20H21N7O6. MW: 455.43. Solubility: .




  SKS SKS-16.211-50mg 10-Methylfolic acid 50 mg 照会   none
 
 
 
Purity: >99.5%. Formula: C20H21N7O6. MW: 455.43. Solubility: .




  SKS SKS-11.480-1g 6-Methylpterin 1 g 照会   none
 
 
 
Purity: >97.0%. Formula: C7H7N5O. MW: 177.16. Solubility: .




  SKS SKS-11.480-100mg 6-Methylpterin 100 mg 照会   none
 
 
 
Purity: >97.0%. Formula: C7H7N5O. MW: 177.16. Solubility: .




  SKS SKS-11.480-50mg 6-Methylpterin 50 mg 照会   none
 
 
 
Purity: >97.0%. Formula: C7H7N5O. MW: 177.16. Solubility: .




  SKS SKS-11.217-100mg (6R)-5-Methyl-5,6,7,8-tetrahydro-L-biopterin, 2HCl 100 mg 照会   none
 
 
 
Purity: . Formula: C10H17N5O3, 2HCl. MW: 328.19. Solubility: .




  SKS SKS-11.217-50mg (6R)-5-Methyl-5,6,7,8-tetrahydro-L-biopterin, 2HCl 50 mg 照会   none
 
 
 
Purity: . Formula: C10H17N5O3, 2HCl. MW: 328.19. Solubility: .




  SKS SKS-11.217-10mg (6R)-5-Methyl-5,6,7,8-tetrahydro-L-biopterin, 2HCl 10 mg 照会   none
 
 
 
Purity: . Formula: C10H17N5O3, 2HCl. MW: 328.19. Solubility: .




  SKS SKS-16.235-5g (6R,S)-5-Methyl-5,6,7,8-tetrahydrofolic acid, calcium salt 【MethylFH4】【5MeTHFA】【5MFH4】 5 g 照会 -20℃ none
 
 
 
Purity: >95%. Formula: C20H23N7O6?4H2O(Ca). MW: 497.5. Solubility: slightly soluble in water (0.5 g/100g H20 (22°C)). 1 mM solution in water at pH 5.9.




  SKS SKS-16.235-1g (6R,S)-5-Methyl-5,6,7,8-tetrahydrofolic acid, calcium salt 【MethylFH4】【5MeTHFA】【5MFH4】 1 g 照会 -20℃ none
 
 
 
Purity: >95%. Formula: C20H23N7O6?4H2O(Ca). MW: 497.5. Solubility: slightly soluble in water (0.5 g/100g H20 (22°C)). 1 mM solution in water at pH 5.9.




  SKS SKS-16.235-100mg (6R,S)-5-Methyl-5,6,7,8-tetrahydrofolic acid, calcium salt 【MethylFH4】【5MeTHFA】【5MFH4】 100 mg 照会 -20℃ none
 
 
 
Purity: >95%. Formula: C20H23N7O6?4H2O(Ca). MW: 497.5. Solubility: slightly soluble in water (0.5 g/100g H20 (22°C)). 1 mM solution in water at pH 5.9.




  SKS SKS-16.235-50mg (6R,S)-5-Methyl-5,6,7,8-tetrahydrofolic acid, calcium salt 【MethylFH4】【5MeTHFA】【5MFH4】 50 mg 照会 -20℃ none
 
 
 
Purity: >95%. Formula: C20H23N7O6?4H2O(Ca). MW: 497.5. Solubility: slightly soluble in water (0.5 g/100g H20 (22°C)). 1 mM solution in water at pH 5.9.




  SKS SKS-16.236-5g (6S)-5-Methyl-5,6,7,8-tetrahydrofolic acid, calcium salt 【MethylFH4】【5MeTHFA】【5MFH4】 5 g 照会 -20℃ none
 
 
 
Purity: >95%. Formula: C20H23N7O6?4H2O(Ca). MW: 497.5. Solubility: slightly soluble in water (0.5 g/100g H20 (22°C)). 1 mM solution in water at pH 5.9.




  SKS SKS-16.236-1g (6S)-5-Methyl-5,6,7,8-tetrahydrofolic acid, calcium salt 【MethylFH4】【5MeTHFA】【5MFH4】 1 g 照会 -20℃ none
 
 
 
Purity: >95%. Formula: C20H23N7O6?4H2O(Ca). MW: 497.5. Solubility: slightly soluble in water (0.5 g/100g H20 (22°C)). 1 mM solution in water at pH 5.9.




  SKS SKS-16.236-100mg (6S)-5-Methyl-5,6,7,8-tetrahydrofolic acid, calcium salt 【MethylFH4】【5MeTHFA】【5MFH4】 100 mg 照会 -20℃ none
 
 
 
Purity: >95%. Formula: C20H23N7O6?4H2O(Ca). MW: 497.5. Solubility: slightly soluble in water (0.5 g/100g H20 (22°C)). 1 mM solution in water at pH 5.9.




  SKS SKS-16.236-50mg (6S)-5-Methyl-5,6,7,8-tetrahydrofolic acid, calcium salt 【MethylFH4】【5MeTHFA】【5MFH4】 50 mg 照会 -20℃ none
 
 
 
Purity: >95%. Formula: C20H23N7O6?4H2O(Ca). MW: 497.5. Solubility: slightly soluble in water (0.5 g/100g H20 (22°C)). 1 mM solution in water at pH 5.9.




  SKS SKS-11.483-5g (6R,S)-6-Methyl-5,6,7,8-tetrahydropterin, 2HCl 5 g 照会   none
 
 
 
Purity: >99.0%. Formula: C7H11N5O, 2HCl. MW: 254.11. Solubility: .




  SKS SKS-11.483-1g (6R,S)-6-Methyl-5,6,7,8-tetrahydropterin, 2HCl 1 g 照会   none
 
 
 
Purity: >99.0%. Formula: C7H11N5O, 2HCl. MW: 254.11. Solubility: .




  SKS SKS-11.483-100mg (6R,S)-6-Methyl-5,6,7,8-tetrahydropterin, 2HCl 100 mg 照会   none
 
 
 
Purity: >99.0%. Formula: C7H11N5O, 2HCl. MW: 254.11. Solubility: .




  SKS SKS-16.242-10mg (6R,S)-5-Methyl-5,6,7,8-tetrahydropteroyldi-γ-L-glutamic acid trihydrochloride 10 mg 照会    
 
 
 
 




  SKS SKS-16.244-10mg (6R,S)-5-Methyl-5,6,7,8-tetrahydropteroyltetra-γ-L-glutamic acid trihydrochloride 10 mg 照会    
 
 
 
 




  SKS SKS-16.243-10mg (6R,S)-5-Methyl-5,6,7,8-tetrahydropteroyltri-γ-L-glutamic acid trihydrochloride 10 mg 照会    
 
 
 
 




  SKS SKS-11.349-100mg D-Monapterin [D-threo-Neopterin] 100 mg 照会   none
 
 
 
Purity: >99.0%. Formula: C9H11N5O4. MW: 253.21. Solubility: .




  SKS SKS-11.349-50mg D-Monapterin [D-threo-Neopterin] 50 mg 照会   none
 
 
 
Purity: >99.0%. Formula: C9H11N5O4. MW: 253.21. Solubility: .




  SKS SKS-11.340-1g L-Monapterin [L-threo-Neopterin] 1 g 照会   none
 
 
 
Purity: >99.5%. Formula: C9H11N5O4. MW: 253.21. Solubility: .




  SKS SKS-11.340-100mg L-Monapterin [L-threo-Neopterin] 100 mg 照会   none
 
 
 
Purity: >99.5%. Formula: C9H11N5O4. MW: 253.21. Solubility: .




  SKS SKS-11.340-50mg L-Monapterin [L-threo-Neopterin] 50 mg 照会   none
 
 
 
Purity: >99.5%. Formula: C9H11N5O4. MW: 253.21. Solubility: .




  SKS SKS-11.330-100mg 7-Neopterin 100 mg 照会   none
 
 
 
Purity: >98.0%. Formula: C9H11N5O4. MW: 253.21. Solubility: .




  SKS SKS-11.330-50mg 7-Neopterin 50 mg 照会   none
 
 
 
Purity: >98.0%. Formula: C9H11N5O4. MW: 253.21. Solubility: .




  SKS SKS-11.330-10mg 7-Neopterin 10 mg 照会   none
 
 
 
Purity: >98.0%. Formula: C9H11N5O4. MW: 253.21. Solubility: .




  SKS SKS-91.303-100mg D-(5-15N)-Neopterin 100 mg 照会   none
 
 
 
Purity: . Formula: C9H11N4N[15]O4. MW: 254.21. Solubility: .




  SKS SKS-91.303-50mg D-(5-15N)-Neopterin 50 mg 照会   none
 
 
 
Purity: . Formula: C9H11N4N[15]O4. MW: 254.21. Solubility: .




  SKS SKS-91.303-10mg D-(5-15N)-Neopterin 10 mg 照会   none
 
 
 
Purity: . Formula: C9H11N4N[15]O4. MW: 254.21. Solubility: .




  SKS SKS-11.325-100mg L-Neopterin 100 mg 照会 -20℃ 2277-43-2
 
 
 
Purity: >99.0%. Formula: C9H11N5O4. MW: 253.2. Solubility: practically insoluble in water. soluble about 0.005 g per 100 g of water (22°C)..




  SKS SKS-11.325-50mg L-Neopterin 50 mg 照会 -20℃ 2277-43-2
 
 
 
Purity: >99.0%. Formula: C9H11N5O4. MW: 253.2. Solubility: practically insoluble in water. soluble about 0.005 g per 100 g of water (22°C)..




  SKS SKS-11.325-10mg L-Neopterin 10 mg 照会 -20℃ 2277-43-2
 
 
 
Purity: >99.0%. Formula: C9H11N5O4. MW: 253.2. Solubility: practically insoluble in water. soluble about 0.005 g per 100 g of water (22°C)..




  SKS SKS-11.303-5g D-Neopterin 【D-erythro-Neopterin】 5 g 照会 -20℃ 2009-64-5
 
 
 
Purity: >99.0%. Formula: C9H11N5O4. MW: 253.2. Solubility: practically insoluble in water. soluble about 0.005 g per 100 g of water (22°C)..




  SKS SKS-11.303-1g D-Neopterin 【D-erythro-Neopterin】 1 g 照会 -20℃ 2009-64-5
 
 
 
Purity: >99.0%. Formula: C9H11N5O4. MW: 253.2. Solubility: practically insoluble in water. soluble about 0.005 g per 100 g of water (22°C)..




  SKS SKS-11.303-100mg D-Neopterin 【D-erythro-Neopterin】 100 mg 照会 -20℃ 2009-64-5
 
 
 
Purity: >99.0%. Formula: C9H11N5O4. MW: 253.2. Solubility: practically insoluble in water. soluble about 0.005 g per 100 g of water (22°C)..




  SKS SKS-11.314-100mg D-Neopterin-3’-monophosphate, lithium salt 100 mg 照会   none
 
 
 
Purity: >99.5%. Formula: C9H10Li2N5O7P. MW: 345.06. Solubility: .




  SKS SKS-11.314-50mg D-Neopterin-3’-monophosphate, lithium salt 50 mg 照会   none
 
 
 
Purity: >99.5%. Formula: C9H10Li2N5O7P. MW: 345.06. Solubility: .




  SKS SKS-11.314-10mg D-Neopterin-3’-monophosphate, lithium salt 10 mg 照会   none
 
 
 
Purity: >99.5%. Formula: C9H10Li2N5O7P. MW: 345.06. Solubility: .




  SKS SKS-11.260 Oncopterin 照会 -20℃ none
 
 
 
see Product Numbers 11.303, 11.325




  SKS SKS-16.805-100mg Penta-γ-L-glutamic acid, ammonium salt 100 mg 照会 -20℃ none
 
 
 
see Product Numbers 16.803 and 16.806




  SKS SKS-16.805-50mg Penta-γ-L-glutamic acid, ammonium salt 50 mg 照会 -20℃ none
 
 
 
see Product Numbers 16.803 and 16.806




  SKS SKS-16.805-10mg Penta-γ-L-glutamic acid, ammonium salt 10 mg 照会 -20℃ none
 
 
 
see Product Numbers 16.803 and 16.806




  SKS SKS-11.903-1g Pterin 1 g 照会 -20℃ 2236-60-4
 
 
 
Purity: >99.0%. Formula: C6H5N5O. MW: 163.1. Solubility: insoluble in water. soluble 0.002 g per 100 g of water (22°C). Concentrated solutions of pterin can be prepared using 0.05 M NaOH.




  SKS SKS-11.903-100mg Pterin 100 mg 照会 -20℃ 2236-60-4
 
 
 
Purity: >99.0%. Formula: C6H5N5O. MW: 163.1. Solubility: insoluble in water. soluble 0.002 g per 100 g of water (22°C). Concentrated solutions of pterin can be prepared using 0.05 M NaOH.




  SKS SKS-11.403-1g Pterin-6-carboxylic acid 【2-amino-4--dihydroxypteridine-6-carboxylic acid】【P6C】 1 g 照会 -20℃ 948-60-7
 
 
 
Purity: >99.0%. Formula: C7H5N5O3. MW: 207.1. Solubility: insoluble in water. Slightly soluble in 0.01 M NaOH. pH approx.11.0, (0.2 g/100 g 0.01 M NaOH (22°C))..




  SKS SKS-11.403-100mg Pterin-6-carboxylic acid 【2-amino-4--dihydroxypteridine-6-carboxylic acid】【P6C】 100 mg 照会 -20℃ 948-60-7
 
 
 
Purity: >99.0%. Formula: C7H5N5O3. MW: 207.1. Solubility: insoluble in water. Slightly soluble in 0.01 M NaOH. pH approx.11.0, (0.2 g/100 g 0.01 M NaOH (22°C))..




  SKS SKS-11.409-1g Pterin-7-carboxylic acid 1 g 照会   none
 
 
 
Purity: >99.0%. Formula: C7H5N5O3. MW: 207.14. Solubility: .




  SKS SKS-11.409-100mg Pterin-7-carboxylic acid 100 mg 照会   none
 
 
 
Purity: >99.0%. Formula: C7H5N5O3. MW: 207.14. Solubility: .




  SKS SKS-11.409-50mg Pterin-7-carboxylic acid 50 mg 照会   none
 
 
 
Purity: >99.0%. Formula: C7H5N5O3. MW: 207.14. Solubility: .




  SKS SKS-16.113-1g Pteroic acid 【Pteroic Acid and 7,8-Dihydropteroic acid】 1 g 照会 -20℃ none
 
 
 
Purity: about 97%. Formula: C14H12N6O3. MW: 312.3. Solubility: Without the addition of alkali, both substances are almost insoluble in water.




  SKS SKS-16.113-100mg Pteroic acid 【Pteroic Acid and 7,8-Dihydropteroic acid】 100 mg 照会 -20℃ none
 
 
 
Purity: about 97%. Formula: C14H12N6O3. MW: 312.3. Solubility: Without the addition of alkali, both substances are almost insoluble in water.




  SKS SKS-16.113-50mg Pteroic acid 【Pteroic Acid and 7,8-Dihydropteroic acid】 50 mg 照会 -20℃ none
 
 
 
Purity: about 97%. Formula: C14H12N6O3. MW: 312.3. Solubility: Without the addition of alkali, both substances are almost insoluble in water.




  SKS SKS-16.252-100mg Pteroyldi-γ-L-glutamic acid 【Pteroylpolyglutamates】【Folylpolyglutamates】【Pte-Glu2】 100 mg 照会 -20℃ none
 
 
 
Purity: 97.0% - 99.5%. Formula: C24H26N8O9. MW: 570.5. Solubility: soluble 0.1 g per 100g. Water. Soluble 1 mM soln. in H2O at pH 3.1




  SKS SKS-16.252-50mg Pteroyldi-γ-L-glutamic acid 【Pteroylpolyglutamates】【Folylpolyglutamates】【Pte-Glu2】 50 mg 照会 -20℃ none
 
 
 
Purity: 97.0% - 99.5%. Formula: C24H26N8O9. MW: 570.5. Solubility: soluble 0.1 g per 100g. Water. Soluble 1 mM soln. in H2O at pH 3.1




  SKS SKS-16.252-10mg Pteroyldi-γ-L-glutamic acid 【Pteroylpolyglutamates】【Folylpolyglutamates】【Pte-Glu2】 10 mg 照会 -20℃ none
 
 
 
Purity: 97.0% - 99.5%. Formula: C24H26N8O9. MW: 570.5. Solubility: soluble 0.1 g per 100g. Water. Soluble 1 mM soln. in H2O at pH 3.1




  SKS SKS-16.267-100mg Pteroylhepta-γ-L-glutamic acid, ammonium salt 【Pteroylpolyglutamates】【Folylpolyglutamates】【Pte-Glu7】 100 mg 照会 -20℃ none
 
 
 
Purity: 98.0% - 99.5%. Formula: C49H85N21O24. MW: 1352.34. Solubility: Freely soluble. Soluble 1 mM soln. in H2O at pH 5.4.




  SKS SKS-16.267-50mg Pteroylhepta-γ-L-glutamic acid, ammonium salt 【Pteroylpolyglutamates】【Folylpolyglutamates】【Pte-Glu7】 50 mg 照会 -20℃ none
 
 
 
Purity: 98.0% - 99.5%. Formula: C49H85N21O24. MW: 1352.34. Solubility: Freely soluble. Soluble 1 mM soln. in H2O at pH 5.4.




  SKS SKS-16.267-10mg Pteroylhepta-γ-L-glutamic acid, ammonium salt 【Pteroylpolyglutamates】【Folylpolyglutamates】【Pte-Glu7】 10 mg 照会 -20℃ none
 
 
 
Purity: 98.0% - 99.5%. Formula: C49H85N21O24. MW: 1352.34. Solubility: Freely soluble. Soluble 1 mM soln. in H2O at pH 5.4.




  SKS SKS-16.266-100mg Pteroylhexa-γ-L-glutamic acid, ammonium salt 100 mg 照会    
 
 
 
 




  SKS SKS-16.266-50mg Pteroylhexa-γ-L-glutamic acid, ammonium salt 50 mg 照会    
 
 
 
 




  SKS SKS-16.266-10mg Pteroylhexa-γ-L-glutamic acid, ammonium salt 10 mg 照会    
 
 
 
 




  SKS SKS-16.255-100mg Pteroylpenta-γ-L-glutamic acid 100 mg 照会    
 
 
 
 




  SKS SKS-16.255-50mg Pteroylpenta-γ-L-glutamic acid 50 mg 照会    
 
 
 
 




  SKS SKS-16.255-10mg Pteroylpenta-γ-L-glutamic acid 10 mg 照会    
 
 
 
 




  SKS SKS-16.254-100mg Pteroyltetra-γ-L-glutamic acid 100 mg 照会 -20℃ none
 
 
 
see Product Numbers 16.252 and 16.267




  SKS SKS-16.254-50mg Pteroyltetra-γ-L-glutamic acid 50 mg 照会 -20℃ none
 
 
 
see Product Numbers 16.252 and 16.267




  SKS SKS-16.254-10mg Pteroyltetra-γ-L-glutamic acid 10 mg 照会 -20℃ none
 
 
 
see Product Numbers 16.252 and 16.267




  SKS SKS-16.253-100mg Pteroyltri-γ-L-glutamic acid 100 mg 照会 -20℃ none
 
 
 
see Product Numbers 16.252 and 16.267




  SKS SKS-16.253-50mg Pteroyltri-γ-L-glutamic acid 50 mg 照会 -20℃ none
 
 
 
see Product Numbers 16.252 and 16.267




  SKS SKS-16.253-10mg Pteroyltri-γ-L-glutamic acid 10 mg 照会 -20℃ none
 
 
 
see Product Numbers 16.252 and 16.267




  SKS SKS-97.000 Radioactive compounds (Please refer to our reference 18) 照会    
 
 
 





  SKS SKS-11.225-1g L-Sepiapterin 【S(-)-2-Amino-7,8-dihydro-6-(2-hydroxy-1-oxopropyl)-4(1H)-pteridinone】 1 g 照会 -20℃ 17094-01-8
 
 
 
Purity: >98.0%. Formula: C9H11N5O3. MW: 237.2. Solubility: slightly soluble in water. soluble 0.17 g per 100 g of water (22°C). soluble in neutral or slightly acidic solutions. soluble in DMSO




  SKS SKS-11.225-100mg L-Sepiapterin 【S(-)-2-Amino-7,8-dihydro-6-(2-hydroxy-1-oxopropyl)-4(1H)-pteridinone】 100 mg 照会 -20℃ 17094-01-8
 
 
 
Purity: >98.0%. Formula: C9H11N5O3. MW: 237.2. Solubility: slightly soluble in water. soluble 0.17 g per 100 g of water (22°C). soluble in neutral or slightly acidic solutions. soluble in DMSO




  SKS SKS-11.225-50mg L-Sepiapterin 【S(-)-2-Amino-7,8-dihydro-6-(2-hydroxy-1-oxopropyl)-4(1H)-pteridinone】 50 mg 照会 -20℃ 17094-01-8
 
 
 
Purity: >98.0%. Formula: C9H11N5O3. MW: 237.2. Solubility: slightly soluble in water. soluble 0.17 g per 100 g of water (22°C). soluble in neutral or slightly acidic solutions. soluble in DMSO




  SKS SKS-11.225-10mg L-Sepiapterin 【S(-)-2-Amino-7,8-dihydro-6-(2-hydroxy-1-oxopropyl)-4(1H)-pteridinone】 10 mg 照会 -20℃ 17094-01-8
 
 
 
Purity: >98.0%. Formula: C9H11N5O3. MW: 237.2. Solubility: slightly soluble in water. soluble 0.17 g per 100 g of water (22°C). soluble in neutral or slightly acidic solutions. soluble in DMSO




  SKS SKS-16.804-100mg Tetra-γ-L-glutamic acid, ammonium salt 100 mg 照会 -20℃ none
 
 
 
see Product Numbers 16.803 and 16.806




  SKS SKS-16.804-50mg Tetra-γ-L-glutamic acid, ammonium salt 50 mg 照会 -20℃ none
 
 
 
see Product Numbers 16.803 and 16.806




  SKS SKS-16.804-10mg Tetra-γ-L-glutamic acid, ammonium salt 10 mg 照会 -20℃ none
 
 
 
see Product Numbers 16.803 and 16.806




  SKS SKS-11.209-5g (6R,S)-5,6,7,8-Tetrahydro-L-biopterin dihydrochloride 【TETRAHYDROBIOPTERIN】【2-amino-6-[(1R,2S)-1,2-dihydroxypropyl]-5,6,7,8-tetrahydro-4(1H)-pteridinone】【6R,S-BH4??2HCl】 5 g 照会 -20℃ none
 
 
 
Purity: >99.5%. Formula: C9H15N5O3, 2HCl. MW: 314.2. Solubility: freely soluble in water..




  SKS SKS-11.209-1g (6R,S)-5,6,7,8-Tetrahydro-L-biopterin dihydrochloride 【TETRAHYDROBIOPTERIN】【2-amino-6-[(1R,2S)-1,2-dihydroxypropyl]-5,6,7,8-tetrahydro-4(1H)-pteridinone】【6R,S-BH4??2HCl】 1 g 照会 -20℃ none
 
 
 
Purity: >99.5%. Formula: C9H15N5O3, 2HCl. MW: 314.2. Solubility: freely soluble in water..




  SKS SKS-11.209-100mg (6R,S)-5,6,7,8-Tetrahydro-L-biopterin dihydrochloride 【TETRAHYDROBIOPTERIN】【2-amino-6-[(1R,2S)-1,2-dihydroxypropyl]-5,6,7,8-tetrahydro-4(1H)-pteridinone】【6R,S-BH4??2HCl】 100 mg 照会 -20℃ none
 
 
 
Purity: >99.5%. Formula: C9H15N5O3, 2HCl. MW: 314.2. Solubility: freely soluble in water..




  SKS SKS-11.234-100mg 7-Tetrahydro-L-biopterin dihydrochloride 【7-BH4, HCl】【】 100 mg 照会   none
 
 
 
Purity: >99.0%. Formula: C9H15N5O3, 2HCl. MW: 314.17. Solubility: .




  SKS SKS-11.234-50mg 7-Tetrahydro-L-biopterin dihydrochloride 【7-BH4, HCl】【】 50 mg 照会   none
 
 
 
Purity: >99.0%. Formula: C9H15N5O3, 2HCl. MW: 314.17. Solubility: .




  SKS SKS-11.234-10mg 7-Tetrahydro-L-biopterin dihydrochloride 【7-BH4, HCl】【】 10 mg 照会   none
 
 
 
Purity: >99.0%. Formula: C9H15N5O3, 2HCl. MW: 314.17. Solubility: .




  SKS SKS-11.220-100mg (6R,S)-5,6,7,8-Tetrahydro-D-biopterin, 2HCl 100 mg 照会   none
 
 
 
Purity: >98.5%. Formula: C9H15N5O3, 2HCl. MW: 314.17. Solubility: .




  SKS SKS-11.220-50mg (6R,S)-5,6,7,8-Tetrahydro-D-biopterin, 2HCl 50 mg 照会   none
 
 
 
Purity: >98.5%. Formula: C9H15N5O3, 2HCl. MW: 314.17. Solubility: .




  SKS SKS-11.220-10mg (6R,S)-5,6,7,8-Tetrahydro-D-biopterin, 2HCl 10 mg 照会   none
 
 
 
Purity: >98.5%. Formula: C9H15N5O3, 2HCl. MW: 314.17. Solubility: .




  SKS SKS-11.223-100mg (6R,S)-5,6,7,8-Tetrahydro-D-threo-biopterin, 2HCl 100 mg 照会   none
 
 
 
Purity: >95.0%. Formula: C9H15N5O3, 2HCl. MW: 314.17. Solubility: freely soluble.




  SKS SKS-11.223-50mg (6R,S)-5,6,7,8-Tetrahydro-D-threo-biopterin, 2HCl 50 mg 照会   none
 
 
 
Purity: >95.0%. Formula: C9H15N5O3, 2HCl. MW: 314.17. Solubility: freely soluble.




  SKS SKS-11.223-10mg (6R,S)-5,6,7,8-Tetrahydro-D-threo-biopterin, 2HCl 10 mg 照会   none
 
 
 
Purity: >95.0%. Formula: C9H15N5O3, 2HCl. MW: 314.17. Solubility: freely soluble.




  SKS SKS-91.207-100mg (5-15N)-(6R,S)-5,6,7,8-Tetrahydro-L-biopterin, 2HCl 100 mg 照会   none
 
 
 
Purity: >95.0%. Formula: C9H13N4N[15]O3, 2HCl. MW: 315.16. Solubility: freely soluble.




  SKS SKS-91.207-50mg (5-15N)-(6R,S)-5,6,7,8-Tetrahydro-L-biopterin, 2HCl 50 mg 照会   none
 
 
 
Purity: >95.0%. Formula: C9H13N4N[15]O3, 2HCl. MW: 315.16. Solubility: freely soluble.




  SKS SKS-91.207-10mg (5-15N)-(6R,S)-5,6,7,8-Tetrahydro-L-biopterin, 2HCl 10 mg 照会   none
 
 
 
Purity: >95.0%. Formula: C9H13N4N[15]O3, 2HCl. MW: 315.16. Solubility: freely soluble.




  SKS SKS-11.212-5g (6R)-5,6,7,8-Tetrahydro-L-biopterin dihydrochloride 【TETRAHYDROBIOPTERIN】【2-amino-6-[(1R,2S)-1,2-dihydroxypropyl]-5,6,7,8-tetrahydro-4(1H)-pteridinone】【6R-BH4??2HCl】 (contains less than 0.1% of 5 g 照会 -20℃ none
 
 
 
Purity: >99.5%. Formula: C9H15N5O3, 2HCl. MW: 314.2. Solubility: freely soluble in water. soluble 1 mM solution in water at pH 3.0 and 1 M solution in water at pH 0.45.




  SKS SKS-11.212-1g (6R)-5,6,7,8-Tetrahydro-L-biopterin dihydrochloride 【TETRAHYDROBIOPTERIN】【2-amino-6-[(1R,2S)-1,2-dihydroxypropyl]-5,6,7,8-tetrahydro-4(1H)-pteridinone】【6R-BH4??2HCl】 (contains less than 0.1% of 1 g 照会 -20℃ none
 
 
 
Purity: >99.5%. Formula: C9H15N5O3, 2HCl. MW: 314.2. Solubility: freely soluble in water. soluble 1 mM solution in water at pH 3.0 and 1 M solution in water at pH 0.45.




  SKS SKS-11.212-100mg (6R)-5,6,7,8-Tetrahydro-L-biopterin dihydrochloride 【TETRAHYDROBIOPTERIN】【2-amino-6-[(1R,2S)-1,2-dihydroxypropyl]-5,6,7,8-tetrahydro-4(1H)-pteridinone】【6R-BH4??2HCl】 (contains less than 0.1% of 100 mg 照会 -20℃ none
 
 
 
Purity: >99.5%. Formula: C9H15N5O3, 2HCl. MW: 314.2. Solubility: freely soluble in water. soluble 1 mM solution in water at pH 3.0 and 1 M solution in water at pH 0.45.




  SKS SKS-11.214-5g (6R)-5,6,7,8-Tetrahydro-L-biopterin dihydrochloride, contains up to 2.0% NaCl 【TETRAHYDROBIOPTERIN】【2-amino-6-[(1R,2S)-1,2-dihydroxypropyl]-5,6,7,8-tetrahydro-4(1H)-pteridinone】【6R-BH4??2HCl】 (c 5 g 照会 -20℃ none
 
 
 
Purity: >99.5%. Formula: C9H15N5O3, 2HCl. MW: 314.2. Solubility: freely soluble in water.. soluble 1 mM solution in water at pH 3.0 and 1 M solution in water at pH 0.45.




  SKS SKS-11.214-1g (6R)-5,6,7,8-Tetrahydro-L-biopterin dihydrochloride, contains up to 2.0% NaCl 【TETRAHYDROBIOPTERIN】【2-amino-6-[(1R,2S)-1,2-dihydroxypropyl]-5,6,7,8-tetrahydro-4(1H)-pteridinone】【6R-BH4??2HCl】 (c 1 g 照会 -20℃ none
 
 
 
Purity: >99.5%. Formula: C9H15N5O3, 2HCl. MW: 314.2. Solubility: freely soluble in water.. soluble 1 mM solution in water at pH 3.0 and 1 M solution in water at pH 0.45.




  SKS SKS-11.214-100mg (6R)-5,6,7,8-Tetrahydro-L-biopterin dihydrochloride, contains up to 2.0% NaCl 【TETRAHYDROBIOPTERIN】【2-amino-6-[(1R,2S)-1,2-dihydroxypropyl]-5,6,7,8-tetrahydro-4(1H)-pteridinone】【6R-BH4??2HCl】 (c 100 mg 照会 -20℃ none
 
 
 
Purity: >99.5%. Formula: C9H15N5O3, 2HCl. MW: 314.2. Solubility: freely soluble in water.. soluble 1 mM solution in water at pH 3.0 and 1 M solution in water at pH 0.45.




  SKS SKS-11.215-5g (6S)-5,6,7,8-Tetrahydro-L-biopterin sulfate 【TETRAHYDROBIOPTERIN】【2-amino-6-[(1R,2S)-1,2-dihydroxypropyl]-5,6,7,8-tetrahydro-4(1H)-pteridinone】【6S-BH4??H2SO4】 5 g 照会 -20℃ none
 
 
 
Purity: >99.5%. Formula: C9H15N5O3, H2SO4. MW: 339.3. Solubility: freely soluble in water.. soluble 2.3 g per 100 g of water (22°C).




  SKS SKS-11.215-1g (6S)-5,6,7,8-Tetrahydro-L-biopterin sulfate 【TETRAHYDROBIOPTERIN】【2-amino-6-[(1R,2S)-1,2-dihydroxypropyl]-5,6,7,8-tetrahydro-4(1H)-pteridinone】【6S-BH4??H2SO4】 1 g 照会 -20℃ none
 
 
 
Purity: >99.5%. Formula: C9H15N5O3, H2SO4. MW: 339.3. Solubility: freely soluble in water.. soluble 2.3 g per 100 g of water (22°C).




  SKS SKS-11.215-100mg (6S)-5,6,7,8-Tetrahydro-L-biopterin sulfate 【TETRAHYDROBIOPTERIN】【2-amino-6-[(1R,2S)-1,2-dihydroxypropyl]-5,6,7,8-tetrahydro-4(1H)-pteridinone】【6S-BH4??H2SO4】 100 mg 照会 -20℃ none
 
 
 
Purity: >99.5%. Formula: C9H15N5O3, H2SO4. MW: 339.3. Solubility: freely soluble in water.. soluble 2.3 g per 100 g of water (22°C).




  SKS SKS-11.215-50mg (6S)-5,6,7,8-Tetrahydro-L-biopterin sulfate 【TETRAHYDROBIOPTERIN】【2-amino-6-[(1R,2S)-1,2-dihydroxypropyl]-5,6,7,8-tetrahydro-4(1H)-pteridinone】【6S-BH4??H2SO4】 50 mg 照会 -20℃ none
 
 
 
Purity: >99.5%. Formula: C9H15N5O3, H2SO4. MW: 339.3. Solubility: freely soluble in water.. soluble 2.3 g per 100 g of water (22°C).




  SKS SKS-11.215-10mg (6S)-5,6,7,8-Tetrahydro-L-biopterin sulfate 【TETRAHYDROBIOPTERIN】【2-amino-6-[(1R,2S)-1,2-dihydroxypropyl]-5,6,7,8-tetrahydro-4(1H)-pteridinone】【6S-BH4??H2SO4】 10 mg 照会 -20℃ none
 
 
 
Purity: >99.5%. Formula: C9H15N5O3, H2SO4. MW: 339.3. Solubility: freely soluble in water.. soluble 2.3 g per 100 g of water (22°C).




  SKS SKS-16.209-1g (6R,S)-5,6,7,8-Tetrahydrofolic acid, 3HCl 【6R,S-FH4, 3HCl】 1 g 照会 -20℃ 135-16-0
 
 
 
Purity: 95.0% - 98.0%. Formula: C19H23N7O6, 3HCl. MW: 554.8. Solubility: freely soluble in water. soluble at least 40 g per 100 g of water (22°C). soluble 1 mM solution at pH 2.67.




  SKS SKS-16.209-100mg (6R,S)-5,6,7,8-Tetrahydrofolic acid, 3HCl 【6R,S-FH4, 3HCl】 100 mg 照会 -20℃ 135-16-0
 
 
 
Purity: 95.0% - 98.0%. Formula: C19H23N7O6, 3HCl. MW: 554.8. Solubility: freely soluble in water. soluble at least 40 g per 100 g of water (22°C). soluble 1 mM solution at pH 2.67.




  SKS SKS-16.208-1g (6S)-5,6,7,8-Tetrahydrofolic acid, 3HCl 【6S-FH4, 3HCl】 1 g 照会 -20℃ 150731-85-4
 
 
 
Purity: 95.0% - 98.0%. Formula: C19H23N7O6, 3HCl. MW: 554.8. Solubility: freely soluble in water. soluble at least 40 g per 100 g of water (22°C). soluble 1 mM solution at pH 2.67.




  SKS SKS-16.208-100mg (6S)-5,6,7,8-Tetrahydrofolic acid, 3HCl 【6S-FH4, 3HCl】 100 mg 照会 -20℃ 150731-85-4
 
 
 
Purity: 95.0% - 98.0%. Formula: C19H23N7O6, 3HCl. MW: 554.8. Solubility: freely soluble in water. soluble at least 40 g per 100 g of water (22°C). soluble 1 mM solution at pH 2.67.




  SKS SKS-16.207-1g (6S)-5,6,7,8-Tetrahydrofolic acid 【6S-FH4】 1 g 照会 -20℃ 71963-69-4
 
 
 
Purity: 95.0% - 98.0%. Formula: C19H23N7O6. MW: 445.4. Solubility: practically insoluble in water. Soluble 10 mg in 10 ml of 0.01 N NaOH..




  SKS SKS-16.207-100mg (6S)-5,6,7,8-Tetrahydrofolic acid 【6S-FH4】 100 mg 照会 -20℃ 71963-69-4
 
 
 
Purity: 95.0% - 98.0%. Formula: C19H23N7O6. MW: 445.4. Solubility: practically insoluble in water. Soluble 10 mg in 10 ml of 0.01 N NaOH..




  SKS SKS-11.351-100mg (6R,S)-5,6,7,8-Tetrahydro-D-monapterin, 2HCl 100 mg 照会   none
 
 
 
Purity: >99.0%. Formula: C9H15N5O4, 2HCl. MW: 330.17. Solubility: .




  SKS SKS-11.351-50mg (6R,S)-5,6,7,8-Tetrahydro-D-monapterin, 2HCl 50 mg 照会   none
 
 
 
Purity: >99.0%. Formula: C9H15N5O4, 2HCl. MW: 330.17. Solubility: .




  SKS SKS-11.346-100mg (6R,S)-5,6,7,8-Tetrahydro-L-monapterin, 2HCl 100 mg 照会   none
 
 
 
Purity: >98%. Formula: C9H15N5O4, 2HCl. MW: 330.17. Solubility: .




  SKS SKS-11.346-50mg (6R,S)-5,6,7,8-Tetrahydro-L-monapterin, 2HCl 50 mg 照会   none
 
 
 
Purity: >98%. Formula: C9H15N5O4, 2HCl. MW: 330.17. Solubility: .




  SKS SKS-11.309-1g (6R,S)-5,6,7,8-Tetrahydro-D-neopterin, 2HCl 1 g 照会   none
 
 
 
Purity: >99.5%. Formula: C9H15N5O4, 2HCl. MW: 330.17. Solubility: .




  SKS SKS-11.309-100mg (6R,S)-5,6,7,8-Tetrahydro-D-neopterin, 2HCl 100 mg 照会   none
 
 
 
Purity: >99.5%. Formula: C9H15N5O4, 2HCl. MW: 330.17. Solubility: .




  SKS SKS-11.909-1g 5,6,7,8-Tetrahydropterin, 2HCl 1 g 照会   none
 
 
 
Purity: >97.5%. Formula: C6H9N5O, 2HCl. MW: 240.09. Solubility: .




  SKS SKS-11.909-100mg 5,6,7,8-Tetrahydropterin, 2HCl 100 mg 照会   none
 
 
 
Purity: >97.5%. Formula: C6H9N5O, 2HCl. MW: 240.09. Solubility: .




  SKS SKS-11.182-100mg (6R,S)-5,6,7,8-Tetrahydro-L-rhamnopterin, 2HCl 100 mg 照会   none
 
 
 
Purity: >96.9%. Formula: C10H17N5O4, 2HCl. MW: 344.19. Solubility: .




  SKS SKS-11.182-50mg (6R,S)-5,6,7,8-Tetrahydro-L-rhamnopterin, 2HCl 50 mg 照会   none
 
 
 
Purity: >96.9%. Formula: C10H17N5O4, 2HCl. MW: 344.19. Solubility: .




  SKS SKS-11.182-10mg (6R,S)-5,6,7,8-Tetrahydro-L-rhamnopterin, 2HCl 10 mg 照会   none
 
 
 
Purity: >96.9%. Formula: C10H17N5O4, 2HCl. MW: 344.19. Solubility: .




  SKS SKS-16.123-1g N10-(Trifluoroacetyl)pteroic acid 1 g 照会   none
 
 
 
Purity: . Formula: . MW: 408.3. Solubility: .




  SKS SKS-16.123-100mg N10-(Trifluoroacetyl)pteroic acid 100 mg 照会   none
 
 
 
Purity: . Formula: . MW: 408.3. Solubility: .




  SKS SKS-16.123-50mg N10-(Trifluoroacetyl)pteroic acid 50 mg 照会   none
 
 
 
Purity: . Formula: . MW: 408.3. Solubility: .




  SKS SKS-16.803-100mg Tri-γ-L-glutamic acid, ammonium salt 【Polyglutamates】【Glu3 ammonium salt】 100 mg 照会 -20℃ none
 
 
 
Purity: 97.5% - 99.0%. Formula: C15H20N3O10(NH4)3. MW: 456.5. Solubility: soluble 1 mM solution in water at pH 5.0.




  SKS SKS-16.803-50mg Tri-γ-L-glutamic acid, ammonium salt 【Polyglutamates】【Glu3 ammonium salt】 50 mg 照会 -20℃ none
 
 
 
Purity: 97.5% - 99.0%. Formula: C15H20N3O10(NH4)3. MW: 456.5. Solubility: soluble 1 mM solution in water at pH 5.0.




  SKS SKS-16.803-10mg Tri-γ-L-glutamic acid, ammonium salt 【Polyglutamates】【Glu3 ammonium salt】 10 mg 照会 -20℃ none
 
 
 
Purity: 97.5% - 99.0%. Formula: C15H20N3O10(NH4)3. MW: 456.5. Solubility: soluble 1 mM solution in water at pH 5.0.




  SKS SKS-11.180-100mg 6-(L-1,2,3-Trihydroxybutyl)-pterin 【Rhamnopterin】 100 mg 照会   none
 
 
 
Purity: >99.5%. Formula: C10H13N5O4. MW: 267.24. Solubility: .




  SKS SKS-11.180-50mg 6-(L-1,2,3-Trihydroxybutyl)-pterin 【Rhamnopterin】 50 mg 照会   none
 
 
 
Purity: >99.5%. Formula: C10H13N5O4. MW: 267.24. Solubility: .




  SKS SKS-11.713-1g Xanthopterin 1 g 照会   none
 
 
 
Purity: >99.5%. Formula: C6H5N5O2. MW: 179.13. Solubility: .




  SKS SKS-11.713-100mg Xanthopterin 100 mg 照会   none
 
 
 
Purity: >99.5%. Formula: C6H5N5O2. MW: 179.13. Solubility: .




  SKS SKS-16.902-1g Z-Glu2-OtBu3 1 g 照会   none
 
 
 
Purity: . Formula: C30H46N2O9. MW: 578.70. Solubility: .




  SKS SKS-16.902-100mg Z-Glu2-OtBu3 100 mg 照会   none
 
 
 
Purity: . Formula: C30H46N2O9. MW: 578.70. Solubility: .




  SKS SKS-16.903-1g Z-Glu3-OtBu4 1 g 照会   none
 
 
 
Purity: . Formula: C39H61N3O12. MW: 763.92. Solubility: .




  SKS SKS-16.903-100mg Z-Glu3-OtBu4 100 mg 照会   none
 
 
 
Purity: . Formula: C39H61N3O12. MW: 763.92. Solubility: .




  SKS SKS-16.904-1g Z-Glu4-OtBu5 1 g 照会   none
 
 
 
Purity: . Formula: C48H76N4O15. MW: 949.14. Solubility: .




  SKS SKS-16.904-100mg Z-Glu4-OtBu5 100 mg 照会   none
 
 
 
Purity: . Formula: C48H76N4O15. MW: 949.14. Solubility: .




  SKS SKS-16.905-1g Z-Glu5-OtBu6 1 g 照会   none
 
 
 
Purity: . Formula: C57H91N5O16. MW: 1134.37. Solubility: .




  SKS SKS-16.905-100mg Z-Glu5-OtBu6 100 mg 照会   none
 
 
 
Purity: . Formula: C57H91N5O16. MW: 1134.37. Solubility: .




  SKS SKS-16.906-1g Z-Glu6-OtBu7 1 g 照会   none
 
 
 
Purity: . Formula: C66H106N6O21. MW: 1319.59. Solubility: .




  SKS SKS-16.906-100mg Z-Glu6-OtBu7 100 mg 照会   none
 
 
 
Purity: . Formula: C66H106N6O21. MW: 1319.59. Solubility: .





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