Patent · US Expired

Intermediates and processes useful for preparing medicinal agents imidazolemethylphosphonium salts

US4139708A · kind A · utility

2Cited by
4References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 8, 1978
Grant dateFeb 13, 1979
Priority date
Expiry dateMar 8, 1998

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07F9/6506
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

New imidazolemethylphosphonium salts having a degradable group at the 2-position which are useful intermediates for preparing histamine H.sub.2 antagonists.

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