Betamethasone Valerate

CAS number:2152-44-5

Molecular formula:C27H37FO6

molecular weight:476.57700

Chemical structure:

Product name Betamethasone Valerate
Valerate Shelf life 3 years
Item Specification Result
Appearance White to practically white powder White powde
Identification (by IR) Conforms to the CRS spectrum. Conforms
Specific rotation +75°-+82° (dried substance) +76.3°
Loss on drying <0.5% 0.2%
Residue on ignition <0.2% 0.1%
Related substances (by HPLC) Any impurity<L0% 0.29%
Assay (by HPLC) Total impurities<2.0% 0.62%
Conclusion: Meet the specification according to USP36