Clobetasol propionate CAS:25122-46-7

Clobetasol propionate
CAS:25122-46-7
Molecular Weight:466.97
Molecular Formula:C25H32ClFO5
CAS Number: 25122-46-7
Quality Standard: BP2004 USP28
Packing:25KG/drum
Melting Point: 190~197（℃）
Appearance: White or slightly yellow crystalline powder
Uses: is a corticosteroid used to treat various skin disorders including eczema and psoriasis
 

Items of analysis Specification Results
Appearance Almost white crystalline powder  Comforms
Melting point 约196℃  196.5℃
Optical rotation +96 - +104°  102.0°
Identification
IR: should be consistent with the reference spectra
HPLC:The retention time of Samples and controls near by.
Related substancesThe largest single impurity≤ 1.0%
Total impurities≤ 2.5% 
Loss on drying ≤0.50% 
Assay:Calculated on dry product, this product contains C25H32CIFO5 should be 97.0%~102.0%