US 2006/0142567 A1Published application

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

AssigneeLes Laboratoires Servier

InventorsLucile Vaysse-Ludot, Jean-Pierre Lecouve, Pascal Langlois

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Abstract

Process for the industrial synthesis of the compound of formula (I): Application to the synthesis of bivalent salts of ranelic acid and more especially strontium ranelate and its hydrates.

Claims1

Dependent claims

A compound of formula (VII):

Dependencies are inferred from the claim text.

Facts

Application: 11/358,034Filed 21 Feb 2006
Priority: FR FR 02.1176424 Sep 2002
Published: 29 Jun 2006
Term ends: Not estimatedThe source records don’t support an estimate.

Classification4 codes

C07C 255/23
Having cyano groups bound to acyclic carbon atoms: containing cyano groups and carboxyl groups, other than cyano groups, bound to the same…
C07D 333/38
With hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals,…:…
C07C
Acyclic or carbocyclic compounds
C07D
Heterocyclic compounds

Family

Application10/669,738Division · filed 24 Sep 2003
Application11/358,034Division · filed 21 Feb 2006
US 2004/0059135 A1Published application
US 7,105,683 B2Related patent
US 7,462,714 B2Related patent
US 2006/0142567 A1This patent

From the US filing history. Foreign family members aren’t listed.

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