204255-11-8 Oseltamivir phosphate seller in China Oseltamivir phosphate factory in China
1.Specification:
Product name |
Oseltamivir phosphate |
Other name |
Tamiflu |
Specification |
EP/USP |
CAS |
204255-11-8 |
Package |
25kg net per drum. |
Stock |
Fresh stock; good price; samples available |
Molecular Structure |
|
Molecular Formula |
C16H28N2O4.H3PO4 |
Molecular Weight |
410.40 |
Item |
Specification |
Result |
Assay (on anhydrous basis) |
98.0%-102.0% |
99.2% |
Identification |
IR |
IR similar to the working standard |
Total impurities |
NMT 1.0% |
0.7% |
Max single impurity |
NMT 0.5% |
0.3% |
Specific rotation |
-27.0°~ -35.0° |
-31.0° |
Limit of ethanol |
NMT 0.3% |
0.1% |
Limit of toluene |
NMT 0.089% |
ND |
Description |
white to off-white powder |
off-white powder |
Solubility |
Soluble in water and methanol |
Complies |
Water content by kf |
NMT 2.0% |
0.3% |
Loss on drying |
NMT 0.5% |
0.3% |
Heavy metals |
NMT 20ppm |
complies |
Storage |
Cool and dry |
|
Conclusion: |
The results conform with enterprise standard. |
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