Catalyst comprising a complex of a metal of subgroup VIII, on the basis of a phosphonite ligand and method for hydroformylation

US6440891B1 · kind B1 · utility

Assignee

• BASF SE

Inventors

• Heiko Maas · Mannheim, DE
• Rocco Paciello · Bad Dürkheim, DE
• Michael Roper · Monsheim, DE
• Jakob Fischer · Haag in Oberbayern, DE
• Wolfgang Siegel · Schifferstadt, DE

Key dates

• Filing date: Aug 29, 2000
• Grant date: Aug 27, 2002
• Expiry date: Aug 29, 2020

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B01J2531/845
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

The catalyst comprises at least one bi- or more highly dentate phosphonite ligand of the general formula I or salts and mixtures thereof and is useful in a process for hydroformylating compounds containing at least one ethylenically unsaturated double bond by reaction with carbon monoxide and hydrogen.