Patent · US Expired

4(Tetrazol-5-yl)-butyltriphenylphosphonium halide compounds

US3953466A · kind A · utility

3Cited by
1References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 25, 1974
Grant dateApr 27, 1976
Priority date—
Expiry dateJul 25, 1994

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G63/19
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

4(Tetrazol-5-yl)-butyltriphenylphosphonium compounds are disclosed which are useful for preparing tetrazoyl derivatives of naturally occurring prostaglandins.

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