Highly pure varenicline or a pharmaceutically acceptable salt thereof substantially free of methylvarenicline impurity

Details for Australian Patent Application No. 2011225747 (hide)

Owner Actavis Group PTC EHF

Inventors Pradhan, Nitin Sharadchandra; Kumar, Arvapally Seshu; Trivedi, Nikhil; Sharma, Krishnadatt

Agent Phillips Ormonde Fitzpatrick

Pub. Number AU-A-2011225747

PCT Pub. Number WO2011/110954

Priority 611/CHE/2010 09.03.10 IN

Filing date 8 March 2011

Wipo publication date 15 September 2011

International Classifications

C07D 471/08 Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups

A61K 31/4985 - Pyrazines or piperazines ortho- or peri-condensed with heterocyclic ring systems

A61P 25/34 Drugs for disorders of the nervous system

Event Publications

27 September 2012 PCT application entered the National Phase

  PCT publication WO2011/110954 Priority application(s): WO2011/110954

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