Industrial process for the preparation of 17-hydroxy-6beta,7beta;15beta,16betabismethylene3-oxo-17alpha-pregn-4-ene-21-carboxyl ic acid gamma-lactone and keyintermediates for this process

Details for Australian Patent Application No. 2005311059 (hide)

Owner Richter Gedeon Vegyeszeti Gyar RT.

Inventors Maho, Sandor; Aranyi, Antal; Bodi, Jozsef; Horvath, Judit; Balogh, Gabor; Soros, Bela; Galik, Gyorgy; Tuba, Zoltan

Agent Phillips Ormonde Fitzpatrick

Pub. Number AU-B-2005311059

PCT Pub. Number WO2006/059167

Priority P0402465 30.11.04 HU

Filing date 11 October 2005

Wipo publication date 8 June 2006

Acceptance publication date 6 January 2011

International Classifications

C07J 53/00 (2006.01) Steroids in which the cyclopenta[a]hydrophenanthrene skeleton has been modified by condensation with carbocyclic rings or by formation of an additional ring by means of a direct link between two ring carbon atoms

Event Publications

7 June 2007 PCT application entered the National Phase

  PCT publication WO2006/059167 Priority application(s): WO2006/059167

6 January 2011 Application Accepted

  Published as AU-B-2005311059

12 May 2011 Standard Patent Sealed

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