Patent · US Expired

Isoureas and isothioureas

US4305945A · kind A · utility

7Cited by
7References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 10, 1979
Grant dateDec 15, 1981
Priority date
Expiry dateJul 10, 1999

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D239/545
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The compounds are isoureas and isothioureas which have an O- or S- alkylpyrimidone substituent and which are histamine H.sub.2 -antagonists and antiinflammatory agents. A specific compound of this invention is 2-[5-(O-isoureido)pentylamino]-5-(6-methyl-3-pyridylmethyl)-4-pyrimidone.

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