Nicotinamide biaryl derivatives useful as inhibitors of PDE4 isozymes
US6649633B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 31, 2002 |
| Grant date | Nov 18, 2003 |
| Priority date | — |
| Expiry date | Mar 21, 2022 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D405/12
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
This application is directed to compounds useful as inhibitors at PDE4 in the treatment of diseases regulated by the activation and degranulation of eosinophils, especially asthma, chronic bronchitis and chronic obstructuive pulmonary disease, of the formula: where j is 0 or 1 provided that when j is 0, n must be 2; k is 0 or 1; m is 0, 1, or 2; n is 1 or 2; W1 is —O—; or —S(═O)t—, where t is 0, 1, or 2; Y is —C(R1a); Q1 is phenyl or substituted phenyl; Q2 is biphenyl or substituted biphenyl; and the remaining variables are defined as set forth in the specification. This application is also directed to pharmaceutical compositions comprising those compounds and to methods of treating diseases regulated by the activation and degranulation of eosinophils, in particular asthma, chronic bronchitis and chronic obstructive pulmonary disease.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.