Process for the production of 6, 7 - dihydroxy steroid compounds by allylic oxidation of steroid - 5 - ene compounds to steroid - 5 - ene - 7 - one compounds followed by hydroboration and oxidation and intermediates of this process

Details for Australian Patent Application No. 2002257453 (hide)

Owner Inflazyme Pharmaceuticals Limited

Inventors Shen, Yaping; Zhou, Yuanlin; Kelleher, Eugene W.; Paschalides, Nicholas D.; Ramachandran, Kishore; Burgoyne, David L.; Ji, Gueijun

Agent Davies Collison Cave

Pub. Number AU-B-2002257453

PCT Pub. Number WO2002/094849

Priority 60/293,013 22.05.01 US

Filing date 22 May 2002

Wipo publication date 3 December 2002

Acceptance publication date 10 April 2008

International Classifications

C07J 21/00 (2006.01) Normal steroids containing carbon, hydrogen, halogen, or oxygen, having an oxygen-containing hetero ring spiro-condensed with the cyclopenta[a]hydrophenanthrene skeleton

C07B 53/00 (2006.01) Asymmetric syntheses

C07J 1/00 (2006.01) Normal steroids, i.e. cyclopenta[a]hydrophenanthrenes, containing carbon, hydrogen, halogen, or oxygen

C07J 11/00 (2006.01) Normal steroids containing carbon, hydrogen, halogen, or oxygen, not substituted in position 3

C07J 31/00 (2006.01) Normal steroids, i.e. cyclopenta[a]hydrophenanthrenes, containing sulfur

C07J 41/00 (2006.01) Normal steroids, i.e. cyclopenta[a]hydrophenanthrenes, containing nitrogen

Event Publications

8 May 2003 Application Open to Public Inspection

  Published as AU-B-2002257453

10 April 2008 Application Accepted

  Published as AU-B-2002257453

14 August 2008 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under reg. 22.2I(2). This application has been accepted or advertised accepted. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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