Substituted benzopyran derivatives for the treatment
US6806288B1 · kind B1 · utility
5Cited by
16References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 2, 2000 |
| Grant date | Oct 19, 2004 |
| Priority date | — |
| Expiry date | Feb 2, 2020 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D493/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A class of benzopyran, derivatives is described for use in treating cyclooxygenase-2 mediated disorders. Compounds of particular interest are defined by Formula I′wherein X, A1, A2, A3, A4, R, R″, R1 and R2 are as described in the specification.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.