Patent · US Expired

Preparation of trimethylhydroquinone

US4600799A · kind A · utility

1Cited by

6References

8Claims

0Family size

Assignee

BASF SE

Inventors

Franz J. Broecker
Peter Tavs · Schifferstadt, DE
Harald Laas · Frankenthal (Pfalz), DE
Wolf-Karlo Aders · Ellerstadt, DE

Key dates

Filing date	Feb 7, 1985
Grant date	Jul 15, 1986
Priority date	—
Expiry date	Feb 7, 2005

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07C37/07
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

2,3,6-Trimethylhydroquinone is prepared by catalytic hydrogenation of 2,3,6-trimethylquinone with hydrogen in the presence of a solvent by a continuous process in which the reaction is carried out over a platinum/alumina catalyst.

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