Process for preparing 3, 4-disubstituted phenylacetic acids and novel intermediates

Details for Australian Patent Application No. 2007218276 (hide)

Owner DSM Fine Chemicals Austria Nfg GmbH & Co KG

Inventors Schafer, Carsten; Maurer, Oliver; Wiegand, John Matthias; Palaoro, Melanie; Skranc, Wolfgang

Agent Phillips Ormonde Fitzpatrick

Pub. Number AU-A-2007218276

PCT Pub. Number WO2007/096034

Priority A 287/2006 22.02.06 AT

Filing date 22 January 2007

Wipo publication date 30 August 2007

International Classifications

C07C 319/20 (2006.01) Preparation of thiols, sulfides, hydropolysulfides or polysulfides

C07C 315/02 (2006.01) Preparation of sulfones

C07C 323/62 (2006.01) Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups

C07C 327/44 (2006.01) Thiocarboxylic acids

Event Publications

28 August 2008 PCT application entered the National Phase

  PCT publication WO2007/096034 Priority application(s): WO2007/096034

10 February 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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