Patent · US Expired

Piperazine derivatives

US5430033A · kind A · utility

22Cited by
5References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 22, 1994
Grant dateJul 4, 1995
Priority date
Expiry dateApr 22, 2014

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D295/096
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Piperazine derivatives of formula I ##STR1## and their pharmaceutically acceptable acid addition salts are 5-HT.sub.1A binding agents, particularly 5-HT.sub.1A antagonists and may be used, for example, as anxiolytics. In the formula R is hydrogen or one or two lower alkyl groups, R.sup.1 is a mono of bicyclic aryl or heteroaryl radical, R.sup.2 is aryl and A is a C.sub.2-5 alkylene chain optionally substituted by lower alkyl.

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