Oxidation process for preparing the intermediate 6.alpha.,9.alpha.-difluoro-11.beta.,17.al pha.-dihydroxy-16.a lpha.-methyl-androst-1,4-dien-3-one 17.beta.-carboxylic acid

Details for Australian Patent Application No. 2001270906 (hide)

Owner Glaxo Group Limited

Inventors Albinson, Frederick David; Robinson, John Malcolm; Coote, Steven John

Agent Phillips Ormonde Fitzpatrick

Pub. Number AU-B-2001270906

PCT Pub. Number WO02/08243

Priority 0017988 21.07.00 GB

Filing date 20 July 2001

Wipo publication date 5 February 2002

Acceptance publication date 13 October 2005

International Classifications

C07J 005/00 Normal steroids containing carbon, hydrogen, halogen, or oxygen, substituted in position 17 beta by a chain of two carbon atoms, e.g. pregnane, and substituted in position 21 by only one singly bound oxygen atom

C07J 003/00 Normal steroids containing carbon, hydrogen, halogen, or oxygen, substituted in position 17 beta by one carbon atom

C07J 031/00 Normal steroids, i.e. cyclopenta[a]hydrophenanthrenes, containing sulfur

Event Publications

13 October 2005 Application Accepted

  Published as AU-B-2001270906

16 February 2006 Standard Patent Sealed

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