Patent · US Expired

Compound having antitussive activity

US4372958A · kind A · utility

3Cited by
2References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 10, 1981
Grant dateFeb 8, 1983
Priority date
Expiry dateJun 10, 2001

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D473/08
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A new compound 3(4-phenyl-1-piperazinio-1-yl)-1,2-propanediol 3(theophyllin-7-yl)-1-propanesulphonate, possesses antitussive action and is therefore usable in therapy. The compound is obtained by treating 3(theophyllin-7-yl)-1-propanesulphonic acid with 3(4-phenylpiperazin-1-yl)-1,2-propanediol in a suitable solvent.

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