Patent · US Expired

Propionic acid derivatives

US3954780A · kind A · utility

1Cited by
3References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 18, 1974
Grant dateMay 4, 1976
Priority date—
Expiry dateJul 18, 1994

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D409/14
  • 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.