Halobetasol propionate English Synonyms: ulobetasol propionate;HALOBETASOL PROPIONATE;21-chloro-6alpha,9-difluoro-11beta,17-dihydroxy-16beta-methylpregna-1,4-diene-3,20-dione 17-propionate;Halobetasol;6 alpha-fluoroclobetasol 17-propionate;21-Chloro-6alpha,9-difluoro-11beta,17-dihydroxy-16beta-methylpregna-1,4-diene-3,20-dione 17-propionate;(6a,11β,16β)-21-Chloro-6,9-difluoro-11-hydroxy-16-methyl-17-(1-oxopropoxy)pregna-1,4-diene-3,20-dione;BMY-30056 CAS NO.: 66852-54-8 Assay: 98% Formulae hypotheticae:C25H31ClF2O5 Molecular Weight:484.96