Patent · US Expired

Pyridinyl substituted ketenemercaptal derivatives

US4542140A · kind A · utility

0Cited by
8References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 20, 1983
Grant dateSep 17, 1985
Priority date
Expiry dateOct 20, 2003

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D333/28
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

.alpha.-Cyanoacrylic acid lower alkyl esters, and their corresponding amides, characterized by having a heterocyclic containing mercapto radical as one .beta.-substituent and an alkylthio, alkenylthio or a heterocyclic containing mercapto radical as another .beta.-substituent are useful for treating ulcers and for suppressing gastric acid secretion.

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