Patent · US Expired

Preparation of 2-methyl-1,4-butanediol and 3-methyltetrahydrofuran

US5536854A · kind A · utility

9Cited by

3References

3Claims

0Family size

Assignee

BASF SE

Inventors

Hans-Juergen Weyer · Mannheim, DE
Rolf Fischer · Heidelberg, DE
Franz Merger · Bischofswerda, DE
Juergen Frank · Ludwigshafen, DE
Jochem Henkelmann · Mannheim, DE
Hardo Siegel · Speyer, DE
Thomas Ruehl · Bischofswerda, DE

Key dates

Filing date	Jan 26, 1995
Grant date	Jul 16, 1996
Priority date	—
Expiry date	Jan 26, 2015

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07C29/177
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

2-Methyl-1,4-butanediol and 3-methyltetrahydrofuran are prepared by reacting a compound of the general formula I or II ##STR1## where R.sup.1 and R.sup.2 are each hydrogen or C.sub.1 -C.sub.8 -alkyl and the formyl group of II may also be present as acetal with a C.sub.1 -C.sub.8 -alkanol, is reacted with hydrogen in the presence of copper or of a metal of groups 7 to 10 of the Periodical Table of elements or of a compound of these metals.

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