Patent · US Expired

Trisubstituted phenyl derivatives and process for their preparation

US6297264A · kind A · utility

10Cited by
57References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 26, 1998
Grant dateOct 2, 2001
Priority date
Expiry dateMar 26, 2018

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D213/38
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Compounds of the general formula (1) ##STR1## are described wherein W is a .dbd.N--, and Z and L are described in the specifications. These compounds are phosphodiesterase type IV inhibitors and are useful in the prophylaxis and treatment of diseases such as asthma where an unwanted inflammatory response or muscular spasm is present.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.