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