C - Chemistry – Metallurgy – 07 – J
Patent
C - Chemistry, Metallurgy
07
J
260/83
C07J 7/00 (2006.01) C07J 5/00 (2006.01) C07J 21/00 (2006.01) C07J 31/00 (2006.01) C07J 71/00 (2006.01)
Patent
CA 1101410
Case 4-10717/+ Canada Polyhalogenated steroids Abstract of the Disclosure Novel 9.alpha.,21-dihalogeno-11.beta.,17.alpha.-dihydroxy-6.alpha.-fluoro-16.beta.- methyl-pregna-1,4-diene-3,2O-dione compounds of the formula Image in which X1 represents chlorine or fluorine, X2 represents bromine or chlorine, R1 represents hydrogen or chlorine and R2 represents hydrogen or the acyl radical Ac of a carboxylic acid, are useful pharmaceuticals, especially antiinflammatory agents for topical administration.
287560
Anner Georg
Kalvoda Jaroslav
Fetherstonhaugh & Co.
Novartis Ag
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