Patent · US Expired

Benzofuran derivatives

US6395738B1 · kind B1 · utility

10Cited by
3References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 29, 2000
Grant dateMay 28, 2002
Priority date
Expiry dateMar 29, 2020

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D405/14
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

The present invention relates to benzofuran derivatives represented by following general formula (I): wherein R1 represents lower alkyl, R2 represents hydrogen or substituted or unsubstituted lower alkyl, R3, R4, R5 and R6 independently represent hydrogen or lower alkyl, X represents CH2 or C═O, and Y represents CH2 or NH, or pharmaceutically acceptable salts thereof.

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