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Sitagliptin impurity 39/(R)-3-amino-4-(2,5-difluorophenyl)-1-(3-(trifluoromethyl)-5,6- dihydro-[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl)butan-1-one 486460-31-5 马上询价
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Sitagliptin impurity 40/5-Desfluoro Sitagliptin/(R)-3-amino-4-(2,4-difluorophenyl)-1-(3-(trifluoromethyl)-5,6- dihydro-[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl)butan-1-one 945261-48-3 马上询价
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Sitagliptin impurity 41/Sitagliptin Hydroxy Amide Impurity/3-hydroxy-1-(3-(trifluoromethyl)-5,6-dihydro-[1,2,4]triazolo [4,3-a]pyrazin-7(8H)-yl)-4-(2,4,5-trifluorophenyl)butan-1-one 1253056-01-7 马上询价
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Sitagliptin impurity 42/Sitagliptin Dioxo Impurity/5-(1-hydroxy-2-(2,4,5-trifluorophenyl)ethylidene)-2,2-dimethyl- 1,3-dioxane-4,6-dione 764667-64-3 马上询价
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Sitagliptin impurity 43/(R)-Sitagliptin Defluoro Impurity 4/(R)-b-(Boc-amino)-2,5-difluorobenzenebutanoic acid 486459-98-7 马上询价
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Lesinurad Impurity 1/2-[[5-Bromo-4-(naphthalen-1-yl)-4H-1,2,4-triazol-3-yl]thio]-acetic Acid 1210330-64-5 马上询价
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Lesinurad Impurity 2/2-((5-bromo-4-(4-methylnaphthalen-1-yl)-4H-1,2,4-triazol-3-yl)thio)acetic acid 1158970-49-0 马上询价
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Lesinurad Impurity 4/ 2-[[5-Bromo-4-(4-propylnaphthalen-1-yl)-4H-1,2,4-triazol-3-yl]thio]acetic acid 1533519-96-8 马上询价
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Lesinurad Impurity 5/ 2-[[5-Bromo-4-(5-cyclopropyl-1-naphthalenyl)-4H-1,2,4-triazol-3-yl]thio]-acetic Acid 1533519-97-9 马上询价
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Lesinurad Impurity 6/2-[[5-Bromo-4-(1-cyclopropylnaphthalen-2-yl)-1,2,4-triazol-3-yl]sulfanyl]acetic acid 1533519-94-6 马上询价
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Lesinurad Impurity 7/2-[[4-(4-Cyclopropylnaphthalen-1-yl)-1,2,4-triazol-3-yl]sulfanyl]acetic acid 1533519-93-5 马上询价
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Lesinurad Impurity 9/2-[[5-Chloro-4-(4-cyclopropylnaphthalen-1-yl)-1,2,4-triazol-3-yl]sulfanyl]acetic acid 1533519-98-0 马上询价
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Lesinurad Impurity 11/2-[[5-Amino-4-(4-cyclopropylnaphthalen-1-yl)-1,2,4-triazol-3-yl]sulfanyl]acetic acid 1158970-37-6 马上询价
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Alogliptin impurity 6 1938080-42-2 马上询价
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Alogliptin impurity 8/2,2'-((6-chloro-2,4-dioxopyrimidine-1,3(2H,4H)-diyl)bis(methylene))dibenzonitrile 1618644-29-3 马上询价
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Alogliptin impurity 9/2-((6-Chloro-2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)methyl)benzonitrile 865758-95-8 马上询价
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