Synonyms: | Sitagliptin EP Impurity C;Sitagliptin Impurity 5;5-Desfluoro Sitagliptin;(R)-4-Oxo-4-[3-(trifluoromethyl)-5,6-dihydro[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl]-1-(2,4-difluorophenyl)butan-2-amine phosphate;Sitagliptin impurity 4/Sitagliptin EP Impurity C/Sitagliptin 5-Desfluoro Impurity/(R)-4-Oxo-4-[3-(trifluoromethyl)-5,6-dihydro[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl]-1-(2,4-difluorophenyl)butan-2-amine;5-Desfluoro Sitagliptin Phosphate;Sitagliptin EP Impurity C Phosphate;(3R)-3-Amino-4-(2,4-difluorophenyl)-1-[3-(trifluoromethyl)-5,6-dihydro[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl]-1-butanone phosphate (1:1) |