Dinaphtazepinium salts useful as enantioselective epoxidation catalysts

Details for Australian Patent Application No. 2003200449 (hide)

Owner The University of Sheffield

Inventors Aggarwal, Varinder Kumar

Agent Davies Collison Cave

Pub. Number AU-A-2003200449

Parent 19480

Filing date 11 February 2003

Wipo publication date 10 April 2003

International Classifications

C07D 223/14 Heterocyclic compounds containing seven-membered rings having one nitrogen atom as the only ring hetero atom

C07B 053/00 Asymmetric syntheses

C07F 007/08 Compounds containing elements of the 4th Group of the Periodic System

C07D 301/03 Heterocyclic compounds having oxygen atoms, with or without sulfur, selenium, or tellurium atoms, as ring hetero atoms

Event Publications

27 February 2003 Complete Application Filed

10 April 2003 Application Open to Public Inspection

  Published as AU-A-2003200449

23 March 2006 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(d). Examination has been requested or an examination report has issued for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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