New process for the industrial synthesis of tetraesters of 5-[bis(carboxymethyl)amino]-3-carboxy methyl-4-cyano-2-thiophenecarboxylic acid, and application to the synthesis of bivalent salts of ranelic acid and their hydrates

Details for Australian Patent Application No. 2003248280 (hide)

Owner Les Laboratoires Servier

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

Agent Allens Arthur Robinson

Pub. Number AU-B-2003248280

Priority 02.11765 24.09.02 FR

Filing date 22 September 2003

Wipo publication date 8 April 2004

Acceptance publication date 8 January 2009

International Classifications

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

C07B 45/00 (2006.01) Formation or introduction of functional groups containing sulfur

C07B 61/00 (2006.01) Other general methods

C07D 295/00 (2006.01) Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms

C07D 333/26 (2006.01) Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom

C07D 333/36 (2006.01) Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom

C07D 333/70 (2006.01) Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom

C07K 5/06 (2006.01) Peptides having up to four amino acids in a fully defined sequence

Event Publications

9 October 2003 Complete Application Filed

  Priority application(s): 02.11765 24.09.02 FR

8 April 2004 Application Open to Public Inspection

  Published as AU-B-2003248280

8 January 2009 Application Accepted

  Published as AU-B-2003248280

7 May 2009 Standard Patent Sealed

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