Patent · US Expired

Propionic acid derivatives

US4035371A · kind A · utility

0Cited by
3References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 22, 1976
Grant dateJul 12, 1977
Priority date
Expiry dateJan 22, 1996

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D333/60
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

.beta.-[Benzo(b)thienyl-3] propionic acid derivatives in the form of their amino esters (and salts thereof) are prepared. These compounds have spasmolytic, vasodilatatric, antiserotanic and local anaesthetic activity.

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