Propyl-bridged diphosphine ligands for alkoxycarbonylation

US10696702B2 · kind B2 · utility

Assignee

• Evonik Operations GmbH · DE

Inventors

• Jiawang Liu · Beijing, CN
• Kaiwu Dong · Shangchuan, CN
• Robert Franke · Marl, DE
• Helfried Neumann · Rostock, DE
• Ralf Jackstell · Rostock, DE
• Matthias Beller · Ostseebad Nienhagen, DE

Key dates

• Filing date: Feb 7, 2019
• Grant date: Jun 30, 2020
• Expiry date: Feb 7, 2039

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07F15/0066
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Propyl-bridged diphosphine compounds, metal complexes of these compounds and the use thereof for alkoxycarbonylation.