Patent · US Expired

Cyclic terpenoid onium salts, their preparation and uses

US4179468A · kind A · utility

4Cited by
2References
23Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 19, 1978
Grant dateDec 18, 1979
Priority date—
Expiry dateJun 19, 1998

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C2601/16
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Acyclic terpenoid onium salts are cyclized in an acidic aqueous solution at a temperature of at least about 80.degree. C.

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