Patent · US Expired

Piperazine derivative or its salt, process for producing the same and pharmaceutical composition comprising the same as active ingredient

US4948796A · kind A · utility

12Cited by
2References
25Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 27, 1989
Grant dateAug 14, 1990
Priority date
Expiry dateFeb 27, 2009

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07F7/1804
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A piperazine derivative represented by the following formula or a salt thereof: ##STR1## which is useful for curing cerebro-vascular disease and post-cerebro-vascular disease.

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