METHOD FOR SYNTHESIZING 5ss, 6ss-EPOXIDES OF STEROIDS BY A HIGHLY ss-SELECTIVE EPOXIDATION OF Delta5-UNSATURATED STEROIDS CATALYZED BY KETONES

Details for Australian Patent Application No. 2003210119 (hide)

Owner THE UNIVERSITY OF HONG KONG

Inventors YANG, Dan; JIAO, Guansheng

Pub. Number AU-A-2003210119

PCT Number PCT/CN03/00140

PCT Pub. Number WO2003/074545

Priority 10/091,627 06.03.02 US

Filing date 24 February 2003

Wipo publication date 16 September 2003

International Classifications

C07J 021/00 Normal steroids containing carbon, hydrogen, halogen, or oxygen, having an oxygen-containing hetero ring spiro-condensed with the cyclopenta[a]hydrophenanthrene skeleton

C07J 071/00 Steroids in which the cyclopenta[a]hydrophenanthrene skeleton is condensed with a heterocyclic ring

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

C07J 041/00 Normal steroids, i.e. cyclopenta[a]hydrophenanthrenes, containing nitrogen

C07J 075/00 Processes for the preparation of steroids, in general

Event Publications

17 July 2003 Complete Application Filed

  Priority application(s): 10/091,627 06.03.02 US

23 October 2003 Application Open to Public Inspection

  Published as AU-A-2003210119

25 November 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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