Patent · US Expired

Quinazoline derivative, processes for its production, and cerebral dysfunction remedying agent comprising it as active ingredient

US4877790A · kind A · utility

3Cited by
4References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 15, 1987
Grant dateOct 31, 1989
Priority date
Expiry dateDec 15, 2007

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D239/95
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A quinazoline derivative represented by the following formula (I) ##STR1## or its pharmacologically acceptable acid addition salt and processes for production thereof. The quinazoline compound is used as a cerebral dysfunction remedying agent.

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