1-(3-(Trifluoromethyl)-5,6-dihydro(1,2,4)triazolo(4,3-a)pyrazin-7(8H)-yl)-4-(2,4,5-trifluorophenyl)butane-1,3-dione764667-65-4100 % similar Sitagliptin486460-32-668 % similar Sitagliptin enamine767340-03-467 % similar Sitagliptin deamino impurity 11253056-18-663 % similar Sitagliptin phosphate654671-78-061 % similar Sitagliptin phosphate monohydrate654671-77-958 % similar Sitagliptin triazecine analog2088771-61-139 % similar Methyl 3-oxo-4-(2,4,5-trifluorophenyl)butanoate769195-26-837 % similar 3-(Trifluoromethyl)-5,6,7,8-tetrahydro-(1,2,4)triazolo(4,3-a)pyrazine486460-21-333 % similar 3-(Trifluoromethyl)-5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyrazine hydrochloride762240-92-632 % similar 2,4,5-Trifluorophenylacetic acid209995-38-031 % similar