Dihydrobenzopyran compounds and related compounds useful as anti-inflammatory agents
US5972957A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Apr 9, 1998 |
| Grant date | Oct 26, 1999 |
| Priority date | — |
| Expiry date | Apr 9, 2018 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D513/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A compound having the structure: ##STR1## wherein (a) n is from about 1 to about 3; PA1 (b) X is selected from the group consisting of O, S, SO, or SO.sub.2 ; PA1 (c) Y is independently hydrogen or straight, branched or cyclic alkyl having from 1 to about 4 carbon atoms, or the Y's are bonded together to form an alkanyl ring having from about 3 to about 7 atoms; PA1 (d) Z is hydrogen or straight, branched or cyclic alkyl having from 3 to about 10 atoms other than hydrogen; and PA1 (e) Het is a heteroaryl group comprising one or more rings each ring containing from about 5 to about 6 atoms other than hydrogen and wherein the group contains at least one heteroatom selected from O, N, or S. Pharmaceutical compositions comprising such compounds, and methods of treating inflammation or pair using such compounds.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.