PROCESS AND INTERMEDIATES FOR PREPARING ESCITALOPRAM

Details for Australian Patent Application No. 2003218575 (hide)

Owner TORCAN CHEMICAL LTD.

Inventors TSE, Hoi, Lun, Allan

Pub. Number AU-A-2003218575

PCT Number PCT/CA03/00522

PCT Pub. Number WO2003/087081

Priority 2,381,341 09.04.02 CA

Filing date 8 April 2003

Wipo publication date 27 October 2003

International Classifications

C07D 307/87 Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom

C07C 069/63 Esters of carboxylic acids

C07C 033/46 Unsaturated compounds having hydroxy or O-metal groups bound to acyclic carbon atoms

C07C 069/16 Esters of carboxylic acids

Event Publications

31 July 2003 Complete Application Filed

  Priority application(s): 2,381,341 09.04.02 CA

4 December 2003 Application Open to Public Inspection

  Published as AU-A-2003218575

23 December 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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