... ,6,7,8-tetrahydro-3-(trifluoromethyl)-1,2,4-triazolo[4,3-a]pyrazine phosphate monohydrateMolecular Formula: C16H15F6N5O.H3PO4.H2OMolecular Weight: 523.33CAS ... -77-9 Sitagliptin phosphate/654671-77-9 Sitagliptin phosphate CAS 654671-77-9 High quality Sitagliptin phosphate monohydrateHigh-purity Sitagliptin Phosphate Sitagliptin Phosphate Sitagliptin phosphate monohydrate Sitagliptin ...