Patent · US Expired

Disubstituted piperazines

US4267178A · kind A · utility

2Cited by
1References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 26, 1979
Grant dateMay 12, 1981
Priority date
Expiry dateFeb 26, 1999

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61P9/12
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Disubstituted piperazines of the formula ##STR1## in which n is 1 or 2, PA1 m is 0 or 1, and PA1 Het is pyridyl, pyrimidinyl, pyrazinyl, thiazolyl or thiadiazolyl each optionally substituted by one or more alkyl having from 1 to 5 carbon atoms inclusive. These compounds and their physiologically tolerable acid addition salts thereof may be used as medicines especially in the treatment of hypertension.

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