Prednisolone-21-acetate CAS: 52-21-1

Prednisolone-21-acetate
Product Name:Prednisolone-21-acetate
Another Name:(11beta)-21-(Acetyloxy)-11,17-dihydroxypregna-1,4-diene-3,20-dione;11,17-Dihydroxy-3,20-dioxopregna-1,4-dien-21-yl acetate;11beta,17,21-Trihydroxypregna-1,4-diene-3,20-dione 21-acetate;21-(acetyloxy)-11,17-dihydroxy-4-diene-(11-beta)-pregna-20-dione;21-(acetyloxy)-11,17-dihydroxy-4-diene-(11beta)-pregna-20-dione;4-diene-3,20-dione,11-beta,17,21-trihydroxy-pregna-21-acetate;Ak-Tate;component of Blephamide liquifilm,
CAS: 52-21-1
EINECS:200-134-1
Molecular Weight:402.48
Molecular Formula:C23H30O6
Assay: 98%
Packing:1kg/tin
Usage: Apply to rheumatoid arthritis, rheumatic fever, lupus, scleroderma, dermatomyositis, acute lymphatic leukemia

Items of analysis Specification Results
Appearance:White or almost white
crystalline powder；Odorless，bitter in taste
Melting point：235-242℃
Solubility :Slightly soluble in methanol、
ethanol、chloroform,insoluble in water. 
Related impurities Total impurities ≤2.0%  
Loss on drying ≤0.50%  
Assay:According to the dry matter
calculation with C23H28O6 should
be 98.0~102.0%