Quinoline and quinazoline compounds useful in therapy
US6750214B2 · kind B2 · utility
Inventors
Key dates
| Filing date | Jun 4, 2003 |
| Grant date | Jun 15, 2004 |
| Priority date | — |
| Expiry date | Jul 21, 2023 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D497/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The invention provides compounds of formula (I), wherein R1 represents C1-4 alkoxy optionally substituted by one or more fluorine atoms; R2 represents H or C1-6 alkoxy optionally substituted by one or more fluorine atoms; R3 represents one or more groups independently selected from H, halogen, C1-4 alkoxy and CF3; in addition, R2 and one R3 group may together represent —OCH2—, the methylene group being attached to the ortho-position of the pendant phenyl ring; R4 represents a 4-, 5- or 6-membered heterocyclic ring containing 1 or 2 heteroatoms selected from N, O and S, the ring being optionally fused to a benzene ring or a 5- or 6-membered heterocyclic ring containing 1 or 2 heteroatoms selected from N, O and S, the ring system as a whole being optionally substituted; X represents CH or N; and L is absent or represents a cyclic group or an open chain group; and the pharmaceutically acceptable salts thereof. The compounds of formula (I) are useful in the treatment of inter alia benign prostatic hyperplasia.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.