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Sofosbuvir impurity 20/1-((2S,3R,4R,5R)-3-fluoro-4-hydroxy-5-(hydroxymethyl)-3-methyltetrahydrofuran-2-yl)pyrimidine-2,4(1H,3H)-dione 2041584-99-8 马上询价
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Sofosbuvir impurity 21/(2R,3R,4R,5S)-5-(4-benzaMido-2-oxopyriMidin-1(2H)-yl)-2-((benzoyloxy)Methyl)-4-fluoro-4-Methyltetrahydrofuran-3-yl benzoate 874638-94-5 马上询价
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Sofosbuvir impurity 22/1-((2R,3R,4R,5R)-3-chloro-4-hydroxy-5-(hydroxymethyl)-3-methyltetrahydrofuran-2-yl)pyrimidine-2,4(1H,3H)-dione 1496551-72-4 马上询价
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Sofosbuvir impurity 23/((2R,3R,4R,5R)-3-(benzoyloxy)-4-chloro-5-(2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)-4-methyltetrahydrofuran-2-yl)methyl benzoate 1496551-71-3 马上询价
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Sofosbuvir impurity 24/(2R,3R,4R,5R)-5-(4-benzamido-2-oxopyrimidin-1(2H)-yl)-2-((benzoyloxy)methyl)-4-chloro-4-methyltetrahydrofuran-3-yl benzoate 1496551-70-2 马上询价
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Sofosbuvir impurity 27/(2R,3R,4R,5R)-5-(4-benzamido-2-oxopyrimidin-1(2H)-yl)-2-((benzoyloxy)methyl)-4-hydroxy-4-methyltetrahydrofuran-3-yl benzoate 863329-64-0 马上询价
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Sofosbuvir impurity 28/((2R,3R,4R,5R)-5-(2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)-4-fluoro-3-hydroxy-4-methyltetrahydrofuran-2-yl)methyl dihydrogen phosphate 1015073-43-4 马上询价
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Sofosbuvir impurity 29/((2R,3R,4R,5R)-5-(2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)-4-fluoro-3-hydroxy-4-methyltetrahydrofuran-2-yl)methyl phenyl hydrogen phosphate 1859162-80-3 马上询价
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Vildagliptin Impurity 1/Vildagliptin Diketo Impurity/Vildagliptin Lactam/2-((1r,3s,5R,7S)-3-hydroxyadamantan-1-yl)hexahydropyrrolo[1,2-a]pyrazine-1,4-dione 1789703-36-1 马上询价
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Vildagliptin Impurity 3/Vildagliptin Mono Keto Impurity/Hexahydro-2-(3-hydroxytricyclo[3.3.1.13,7]dec-1-yl)-1-imino- pyrrolo[1,2-a]pyraz 1789703-37-2 马上询价
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Vildagliptin Impurity 5/Vildagliptin Carboxylic Acid/(2s)-1-(2-((3-hydroxyadamantan-1-yl)amino)acetyl)pyrrolidine-2-carboxylic acid 565453-40-9 马上询价
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Vildagliptin Impurity 6/Vildagliptin Dimer Impurity/(2S,2S)-1,1-[[(3-hydroxytricyclo[3.3.1.13,7]dec-1-yl)imino]bis(1-oxo-2,1-ethanediyl)]bis[2-Pyrrolidinecarbonitrile] 1036959-23-5 马上询价
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Vildagliptin Impurity 7/Vildagliptin Amide Impurity/N-(3-Hydroxytricyclo[3.3.1.13,7]dec-1-yl)glycyl-L-prolinamide 565453-39-6 马上询价
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Vildagliptin Impurity 8/Vildagliptin Chloroacetyl Amide (S)-Isomer/(S)-1-(2-chloroacetyl)pyrrolidine-2-carboxamide 214398-99-9 马上询价
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Vildagliptin Impurity 9/(S)-1-(2-Chloro-acetyl)-pyrrolidine-2-carboxylic acid 23500-10-9 马上询价
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Vildagliptin Impurity 10/Methyl (2S)-1-(2-chloroacetyl)pyrrolidine-2-carboxylate 38074-72-5 马上询价
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