Process for the preparation of sulfonamide derivatives

Details for Australian Patent Application No. 2006271356 (hide)

Owner Pfizer Limited

Inventors Thomson, Nicholas Murray; Gladwell, Iain Robert; Moses, Ian Brian; Pettman, Alan John; De Koning, Pieter David

Agent Shelston IP

Pub. Number AU-A-2006271356

PCT Pub. Number WO2007/010356

Priority 60/700,098 18.07.05 US

Filing date 10 July 2006

Wipo publication date 25 January 2007

International Classifications

C07C 303/40 (2006.01) Preparation of esters or amides of sulfuric acids

C07C 51/09 (2006.01) Preparation of carboxylic acids or their salts, halides, or anhydrides - from carboxylic acid esters or lactones

C07C 57/34 (2006.01) Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms

C07C 237/20 (2006.01) Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by amino groups

C07D 209/04 (2006.01) Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom

C07D 303/36 (2006.01) Compounds containing three-membered rings having one oxygen atom as the only ring hetero atom

C07C 311/08 (2006.01) Amides of sulfonic acids, i.e. compounds having singly-bound oxygen atoms of sulfo groups replaced by nitrogen atoms, not being part of nitro or nitroso groups

C07C 311/48 (2006.01) Amides of sulfonic acids, i.e. compounds having singly-bound oxygen atoms of sulfo groups replaced by nitrogen atoms, not being part of nitro or nitroso groups

Event Publications

24 January 2008 PCT application entered the National Phase

  PCT publication WO2007/010356 Priority application(s): WO2007/010356

22 July 2010 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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