Sitagliptin phosphate, CAS:654671-78-0 white or off-white powder anti-diabetes raw ... pyrazin-7-yl]-4-(2,4,5-trifluorophenyl)butan-1-one; 1,2,4-Triazolo(4,3-a)pyrazine, 7-((3R ... )-yl]-4-(2,4,5-trifluorophenyl)butan-1-oneMolecular FormulaC16H15F6N5OMolecular Weight407.3136InChIInChI=1/C16H15F6N5O/c17-10-6-12(19)11 ... at 25°C Sitagliptin phosphate, CAS:654671-78-0, Best quality Sitagliptin phosphate