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Sofosbuvir impurity 10/((((2R,3R,4R,5R)-5-(2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)-4-fluoro-3-hydroxy-4-methyltetrahydrofuran-2-yl)methoxy)(hydroxy)phosphoryl)-L-alanine 1233335-78-8 马上询价
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Sofosbuvir impurity 13/Ethyl Sofosbuvir analog/ethyl ((S)-(((2R,3R,4R,5R)-5-(2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)-4-fluoro-3-hydroxy-4-methyltetrahydrofuran-2-yl)methoxy)(phenoxy)phosphoryl)-L-alaninate 2164516-85-0 马上询价
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Sofosbuvir impurity 14/ RP-Isomer of Sofosbuvir/Isopropyl ((R)-(((2R,3R,4R,5R)-5-(2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)-4-fluoro-3-hydroxy-4-methyltetrahydrofuran-2-yl)methoxy)(phenoxy)phosphoryl)-L-alaninate 1190308-01-0 马上询价
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Sofosbuvir impurity 15/Isopropyl ((R)-(((2R,3R,4R,5R)-5-(2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)-4-fluoro-3-hydroxy-4-methyltetrahydrofuran-2-yl)methoxy)(phenoxy)phosphoryl)-D-alaninate 1496552-16-9 马上询价
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Sofosbuvir impurity 16/2(R)-Methyl Sofosbuvir/Isopropyl ((S)-(((2R,3R,4R,5R)-5-(2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)-4-fluoro-3-hydroxy-4-methyltetrahydrofuran-2-yl)methoxy)(phenoxy)phosphoryl)-D-alaninate 1496552-28-3 马上询价
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Sofosbuvir impurity 18/Sofosbuvir 3'-O-Phosphoramidate/Isopropyl ((S)-(((2R,3R,4R,5R)-5-(2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)-4-fluoro-2-(hydroxymethyl)-4-methyltetrahydrofuran-3-yl)oxy)(phenoxy)phosphoryl)-L-alaninate 1337482-15-1 马上询价
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Sofosbuvir impurity 19/Sofosbuvir 3',5'-Bis-O-Phosphoramidate//Isopropyl ((S)-(((2R,3R,4R,5R)-5-(2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)-4-fluoro-2-((((S)-(((S)-1-isopropoxy-1-oxopropan-2-yl)amino)(phenoxy)phosphoryl)oxy)methyl)-4-methyltetrahydrofuran-3 1337482-17-3 马上询价
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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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