Owner Toyama Chemical Co., Ltd.

Inventors Kimura, Tatsuo; Iwakami, Noboru; Saitoh, Akihito

Agent Griffith Hack

Pub. Number AU-B-2004229283

PCT Pub. Number WO2004/091605

Priority 2003-112539 17.04.03 JP

Filing date 15 April 2004

Wipo publication date 28 October 2004

Acceptance publication date 5 February 2009

A61K 31/397 (2006.01) - having four-membered rings, e.g. azetidine

A61K 31/40 (2006.01) - having five-membered rings with one nitrogen as the only ring hetero atom, e.g. sulpiride, succinimide, tolmetin, buflomedil

A61K 31/4025 (2006.01) - not condensed and containing further heterocyclic rings, e.g. cromakalim

A61K 31/435 (2006.01) - having six-membered rings with one nitrogen as the only ring hetero atom

A61K 31/4525 (2006.01)

A61K 31/4535 (2006.01)

A61P 9/10 (2006.01) Drugs for disorders of the cardiovascular system

A61P 27/02 (2006.01) Drugs for disorders of the senses

C07D 207/12 (2006.01) Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom

C07D 405/12 (2006.01) Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom

C07D 409/12 (2006.01) Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms