654671-78-0 Sitagliptin phosphate sitagliptin phosphate intermediates
Chemical Name: Sitagliptin phosphate
CAS No.:654671-78-0
Molecular Formula:C16H15F6N5O.H3PO4
Molecular weight: 505.31
Appearance: White or off white powder
Items |
Specification |
Appearance |
White or off white powder |
Solubility |
Easy to dissolve in water |
Identification |
HPLC |
IR |
|
Water |
3.0%~5.0% |
Heavy metals |
≤20ppm |
Residue on ignition |
≤0.1% |
Chiral impurities |
≤1.0% |
Specific rotation |
-18.0°~-23.0°(C=1,water) |
Related impurities |
Total impurity≤1.0% |
Assay |
98.0%~102.0% |
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