Ligands and complexes for enantioselective hydrogenation

US6191284A · kind A · utility

Assignee

• Degussa-Huels AG · DE

Inventors

• Paul Knochel · Marburg, DE
• Tanja Ireland · Bouc-Bel-Air, FR
• Gabriele Grossheimann · Essen, DE
• Karlheinz Drauz · Alzenau, DE
• Ingo Klement · Lich, DE

Key dates

• Filing date: Dec 20, 1999
• Grant date: Feb 20, 2001
• Expiry date: Dec 20, 2019

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07B53/00
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

A ferroceneylphosphine ligand and complexes prepared therefrom for homogeneous catalytic enantioselective hydrogenation, the ligand having the formula (I): ##STR1## Another aspect of the invention is directed to a ferroceneylphosphine ligand of formula (II), ##STR2##