Patent · US Expired

Multi-step process for preparation of tetrahydrofuran starting from propylene, oxygen and a carboxylic acid

US4005113A · kind A · utility

8Cited by
12References
2Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 27, 1975
Grant dateJan 25, 1977
Priority date
Expiry dateMay 27, 1995

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D307/08
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A process for preparing tetrahydrofuran the last step of which comprises heating a carboxylic acid of 1,4-butanediol with water in the presence of a hydrolysis-dehydroacyloxylation catalyst.

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