... 3-a)pyrazine, 7-((3R)-3-amino-1-oxo-4-(2,4,5-trifluorophenyl)butyl)-5,6,7,8-tetrahydor-3 ... [4,3-a]pyrazin-7(8H)-yl]-1-(2,4,5-trifluorophenyl)butan-2-amine; (3S)-3-amino-1-[3-(trifluoromethyl)- ... 5,6-dihydro[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl]-4 ... index1.59Flash point274.277°CVapour Pressur0mmHg at 25°C Sitagliptin phosphate, CAS:654671-78-0, Best quality Sitagliptin ...