4-Oxo-4-(3-(trifluoromethyl)-5,6-dihydro(1,2,4)triazolo[4,3-a]pyrazin-7(8H)-yl)-1-(2,4,5-trifluoroph
high purity
Commercial production
competitive price
China supplier
Name:Sitagliptin phosphate
CAS :654671-78-0
Items |
Specifications |
Results |
Appearance |
White or whitish solid powder |
White solid powder |
Identification |
H-NMR, MS |
Complies |
Loss on Drying |
£0.5% |
0.36% |
Residue on ignition |
£0.1% |
0.04% |
Sulphate |
No more than 0.02% |
Complies |
Chloride |
No more than 0.05% |
Complies |
Chiral impurity |
No more than 0.5% |
0.04% |
Ethyl acetate |
No more than 0.5% |
complies |
Related Impurity by HPLC |
Total impurity ≤1.0% Single impurity ≤0.5% |
0.20% 0.04% |
Assay (HPLC) |
³99.0% |
99.80% |
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