Process for synthesizing remifentanil

Details for Australian Patent Application No. 2006317591 (hide)

Owner Mallinckrodt Inc.

Inventors Cheng, Brian

Agent Phillips Ormonde Fitzpatrick

Pub. Number AU-A-2006317591

PCT Pub. Number WO2007/061555

Priority 60/737,655 17.11.05 US

Filing date 23 October 2006

Wipo publication date 31 May 2007

International Classifications

C07D 211/66 (2006.01) Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings

A61K 31/4409 (2006.01) - only substituted in position 4, e.g. isoniazid, iproniazid

A61K 31/4412 (2006.01) - having oxo groups directly attached to the heterocyclic ring

C07D 211/74 (2006.01) Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings

Event Publications

10 July 2008 PCT application entered the National Phase

  PCT publication WO2007/061555 Priority application(s): WO2007/061555

2 December 2010 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(a). A direction to request examination has been given for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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