Patent · US Expired

Method for treating cardiovascular circulatory insufficiencies and hypotonia with 2-hydroxy-phenyl-1-oxa-4-azaspiroalkane derivatives

US3931212A · kind A · utility

12Cited by
1References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 28, 1974
Grant dateJan 6, 1976
Priority date
Expiry dateJun 28, 1994

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D263/52
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

2-Hydroxy-phenyl-1-oxa-4-azaspiroalkane derivatives, the preparation thereof, and pharmaceutical compositions containing these 2-hydroxyphenyl-1-oxa-4-azaspiroalkane derivatives are disclosed. These derivatives possess unexpectedly valuable therapeutic properties which make them outstandingly useful for the treatment of cardiovascular circulatory insufficiencies and hypotonic states.

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