Sitagliptin FP Impurity A ;
Sitagliptin Fumarate Adduct Impurity ;
2-((R)-4-Oxo-4-(3-(trifluoromethyl)-5,6-dihydro-[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl)-1-(2,4,5-trifluorophenyl)butan-2-ylamino)succinic acid ;
CAS # 2088771-60-0 ;
C20H19F6N5O5 ;
MW: 523.39 ;