Owner ASTRAZENECA AB

Inventors JOHANSSON, Magnus; ROSENQUIST, Asa; SEMPLE, Graeme

Pub. Number AU-A-2002258318

PCT Pub. Number WO2002/090333

Priority 0101579-1 04.05.01 SE

Filing date 29 April 2002

Wipo publication date 18 November 2002

C07D 213/64 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

A61P 011/14 Drugs for disorders of the respiratory system

A61P 023/02 Anaesthetics

A61P 029/00 Non-central analgesic, antipyretic or antiinflammatory agents, e.g antirheumatic agents

C07D 239/34 Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings

C07D 237/14 Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings

C07D 401/08 Heterocyclic compounds containing two or more hetero rings

C07D 403/08 Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group

C07D 413/08 Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms

A61K 031/4412 - having oxo groups directly attached to the heterocyclic ring

A61K 031/4439

A61K 031/496 - Non-condensed piperazines containing further heterocyclic rings, e.g. rifampin, thiothixene

A61K 031/506 - not condensed and containing further heterocyclic rings

A61K 031/513 - having oxo groups directly attached to the heterocyclic ring, e.g. cytosine

A61P 025/04 Drugs for disorders of the nervous system