Prednisolone-21-acetate Prednisolone acetate Prednisolone
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Product name |
Prednisolone Acetate; Prednisolone 21-Acetate |
CAS No. |
52-21-1 |
Molecular Formula |
C23H30O6 |
Molecular Weight |
402.488 |
Quality Standard |
97% -102%, EP/USP |
Appearance |
White or almost white crystalline powder |
COA of Vortioxetine Hydrobromide
ITEMS |
SPECIFICATION |
RESULTS |
Appearance |
White or almost white crystalline powder |
Almost white crystalline powder |
Specific rotation |
+112°~+119° |
+114.8° |
Identification |
A: complies by IR B :complies by UV not more than 2.5% C: positive reaction |
Conforms 0.6% Conforms |
Chromatographlc purity |
Principal impurity not more than 1.0% Total impurity not more than 2.0% |
0.43% 0.65% |
Methanol |
≤3000ppm |
406ppm |
Loss on drying |
Not more than 1.0% |
0.1% |
Assay |
Contains 97.0%~102.0% C23H30O6 calculated on dried basis |
100.0% |
Conclusion |
The product complies with USP34 standard |
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