C - Chemistry – Metallurgy – 07 – J
Patent
C - Chemistry, Metallurgy
07
J
260/22, 260/28.4
C07J 31/00 (2006.01)
Patent
CA 1169049
Abstract Topical antiinflammatory activity is exhibited by steroids having the formula Image wherein X is oxygen or sulfur; R1 is alkyl or aryl; R2 is alkyl or arylalkyl, or together the R2 groups are -(CH2)n- wherein n is 2 or 3; R3 is hydrogen, fluoro, chloro, bromo or iodo; R4 is carbonyl or .beta.-hydroxymethylene; and R5 is hydrogen, methyl or fluorine.
372305
Osler Hoskin & Harcourt Llp
Squibb (e.r.) & Sons Inc.
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