Patent · US Active

Process for stereoselectively reducing 4-aryl-4-oxobutanoic acid derivatives

US8034961B2 · kind B2 · utility

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Assignee

LANXESS Deutschland GmbH · DE

Inventors

Hans-Christian Militzer · Odenthal, DE
Boris Bosch
Markus Eckert · Bad Mergentheim, DE
Benjamin Meseguer · Tarragona, ES

Key dates

Filing date	Dec 17, 2007
Grant date	Oct 11, 2011
Priority date	—
Expiry date	Oct 9, 2029

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07B2200/07
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

The present invention relates to a process for preparing stereoisomerically enriched 4-aryl-4-hydroxybutanoic acid derivatives by reducing 4-aryl-4-ketobutanoic acid derivatives in the presence of ruthenium-containing catalysts.

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