Patent · US Expired

Process for the preparation of 3-furoate esters and novel intermediate compounds

US6184394A · kind A · utility

1Cited by
1References
13Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJan 27, 2000
Grant dateFeb 6, 2001
Priority date
Expiry dateJan 27, 2020

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D307/68
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Disclosed is a two-step process wherein a 4-acyl-2,3-dihydrofuran is converted to a 2-alkoxy-3-acyl-3-halotetrahydorfuran which then is contacted with an strong base to produce an alkyl 3-furoate. Also disclosed are novel 2-alkoxy-3-acyl-3-halotetrahydrofuran intermediates.

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