C - Chemistry – Metallurgy – 07 – J
Patent
C - Chemistry, Metallurgy
07
J
260/28.4
C07J 31/00 (2006.01) C07C 381/04 (2006.01) C07J 1/00 (2006.01)
Patent
CA 1205462
ABSTRACT 16 KETOANDROSTENE-17-DITHIOKETALS Steroids having the formula Image and the 1,2-dehydro and 6,7-dehydro derivatives thereof, wherein R1 and R2 are the same or different and each is alkyl, cycloalkyl or aryl; R3 is carbonyl, .beta.-hydroxymethylene or .beta.-acetyloxymethylene; R4 is hydrogen or halogen; and R5 is hydrogen, methyl, hydroxy, alkanoyl, alkanoyloxy, or halogen; have topical anti- inflammatory activity.
442554
Osler Hoskin & Harcourt Llp
Squibb (e.r.) & Sons Inc.
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