Owner Dr. Reddy's Laboratories Ltd.

Inventors Khanna, Ish Kumar; Sreenu, Jennepalli; Alexander, Christopher W.; Baruah, Anima; De, Dibyendu; Pillarisetti, Sivaram; Maitra, Santanu; Alikunju, Shanavas

Agent Griffith Hack

Pub. Number AU-B-2006330072

PCT Pub. Number WO2007/075194

Priority 11/320,120 28.12.05 US; PCT/ US2005/047203 28.12.05 US

Filing date 29 June 2006

Wipo publication date 5 July 2007

Acceptance publication date 2 August 2012

C07D 211/72 Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings

A61K 31/137 - Arylalkylamines, e.g. amphetamine, epinephrine, salbutamol, ephedrine

A61K 31/404

A61K 31/41 - having five-membered rings with two or more ring hetero atoms, at least one of which is nitrogen, e.g. tetrazole

A61K 31/44 - Non-condensed pyridines

A61K 31/47 - Quinolines

A61K 31/473 - ortho- or peri-condensed with carbocyclic ring systems, e.g. acridines, phenanthridines

A61P 43/00 Drugs for specific purposes, not provided for in groups

C07D 211/84 Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings

C07D 213/62 Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members

C07D 215/00 Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems

C07D 215/04 Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems

C07D 215/38 Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems

C07D 215/46 Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems

C07D 221/06 Heterocyclic compounds containing six-membered rings having one nitrogen atom as the only ring hetero atom, not provided for by groups

C07D 239/02 Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings

C07D 403/00 Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group

C07D 417/00 Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group

C07D 471/02 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

C07D 491/02 Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups , , or

C07D 498/02 Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and oxygen atoms as the only ring hetero atoms