New process for the industrial synthesis of the methyl diester of 5-amino-3-carboxymethyl-4cyano-2-thio phenecarboxylic acid, and application to the synthesis of bivalent salts of ranelic acid and their hydrates

Details for Australian Patent Application No. 2003248279 (hide)

Owner Les Laboratoires Servier

Inventors Lecouve, Jean-Pierre; Vaysse-Ludot, Lucile; Langlois, Pascal

Agent Allens Arthur Robinson

Pub. Number AU-B-2003248279

Priority 02.11764 24.09.02 FR

Filing date 22 September 2003

Wipo publication date 8 April 2004

Acceptance publication date 6 August 2009

International Classifications

C07D 333/40 (2006.01) Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom

C07C 255/23 (2006.01) Carboxylic acid nitriles

C07D 333/38 (2006.01) Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom

Event Publications

9 October 2003 Complete Application Filed

  Priority application(s): 02.11764 24.09.02 FR

8 April 2004 Application Open to Public Inspection

  Published as AU-B-2003248279

6 August 2009 Application Accepted

  Published as AU-B-2003248279

3 December 2009 Standard Patent Sealed

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