Patent · US Expired

Preparation of cyclopentanone

US4895985A · kind A · utility

1Cited by

3References

6Claims

0Family size

Assignee

BASF SE

Inventors

Martin Decker · Ludwigshafen, DE
Harro Wache
Wolfgang Franzischka · Bischofswerda, DE

Key dates

Filing date	Aug 25, 1988
Grant date	Jan 23, 1990
Priority date	—
Expiry date	Aug 25, 2008

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07C45/48
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

The invention relates to a process for the preparation of cyclopentanone from adipic acid wherein adipic acid vapor in an inert gas at a temperature of from 250.degree. C. to 450.degree. C., possibly accompanied by water vapor, is passed over an oxygenous acidic or basic catalyst.

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