Patent · US Expired

Preparation of 7-(2,3-epoxypropoxy)flavone

US4758678A · kind A · utility

0Cited by
4References
3Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 18, 1986
Grant dateJul 19, 1988
Priority date
Expiry dateJul 18, 2006

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D311/30
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

7-(2,3-Epoxypropoxy)flavone is prepared by the reaction of 7-hydroxyflavone with an epihalohydrin in the presence of a weak base and acetonitrile.

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