Patent · US Expired

Process for producing 1-(5-substituted-2-ethynylphenyl)-2-propanones

US4798893A · kind A · utility

1Cited by
3References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 21, 1987
Grant dateJan 17, 1989
Priority date
Expiry dateSep 21, 2007

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C49/747
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A method for the synthesis of the 2-propanone (I) is described starting from alkoxide (II) through the lactone (IV). ##STR1## Excellent control of the location of the substitution on the phenyl ring is achieved and the reaction proceeds in high yield.

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