英文同义词: | Sitagliptin impurity 38/(E)-1-(3-(trifluoromethyl)-5,6-dihydro-[1,2,4]triazolo[4,3-a] pyrazin-7(8H)-yl)-4-(2,4,5-trifluorophenyl)but-3-en-1-one;(E)-1-(3-(trifluoromethyl);Sitagliptin-4;Impurity FP-C;Sitagliptin Styrylacetyl Analog Impurity;Sitagliptin Styrylacetyl Analog;Sitagliptin Impurity FP-C;1-[5,6-Dihydro-3-(trifluoromethyl)-1,2,4-triazolo[4,3-a]pyrazin-7(8H)-yl]-4-(2,4,5-trifluorophenyl)-3-buten-1-one |