China Purity 99% CAS 654671-77-9 Sitagliptin Phosphate Monohydrate, Find details about China Sitagliptin Phosphate Monohydrate, 654671-77-9 from Purity 99% CAS 654671-77-9 Sitagliptin Phosphate Monohydrate
Introduciton
Product Name Sitagliptin Phosphate
Appearance
Off White powder
Odor &Taste Characteristic
Test Method
HPLC
Specification 99% min
Supplier Arisunchem
CAS# 654671-78-0
Molecular Formula C16H15F6N5O.H3PO4
Molecular Weight 505.31
Appearance | White or almost White powder | White powder |
Solubility | Easy to dissolve in the water | Complies |
Identification | High -performance liquid chromatograph HPLC | Almost the same |
Infrared absorption | Almost the same | |
Melting point | 203.0-205.0ºC | 204.0~205.0ºC |
Chiral impurity: | ≤1.0% | 0.4%
|
Related Impurities: | Total Impurities ≤1.0% | 0.63% |
Water | ≤1.0% | 0.6% |
Heavy metals | ≤20ppm | <20ppm |
Residue on ignition | ≤0.1% | 0.01 % |
Specific Rotation | Between -18.0 °and 23.0° | -21.05° |
HPLC Assay | 98.0% ~ 102.0% | 99.5% |