Betamethasone-(E)-enolaldehyde ( CAS No: 52647-07-1 ) or (11β,16β,17E)-9-Fluoro-11,20-dihydroxy-16-methyl-3-oxo-pregna-1,4,17(20)-trien-21-al can be used as analyte in analytical study of the development of stability-indicating RP-LC method for determination of betamethasone dipropionate and determination of its related compounds in dermatology pharmaceutical product. Impurity of drug, analytical standard.
(11β, 16β, 17E)-9-Fluoro-11, 20-dihydroxy-16-methyl-3-oxo-pregna-1, 4, 17(20)-trien-21-al
(E)-Betamethasone-∆17, 20 21-Aldehyde
“Sci-Hub, a Comparative Study of Enol Aldehyde Formation from Betamethasone, Dexamethasone, Beclomethasone and Related Compounds under Acidic and Alkaline Conditions, 10.1016/J.steroids.2008.09.009.” Hkvisa.net, 2022, sci-hub.hkvisa.net/10.1016/j.steroids.2008.09.009.