Process for the direct amination of alcohols using ammonia to form primary amines by means of a xantphos catalyst system

US8946463B2 · kind B2 · utility

Assignee

• EVONIK DEGUSSA GMBH · DE

Inventors

• Florian Klasovsky · Haltern am See, DE
• Thomas Tacke · Friedrichsdorf, DE
• Jan Christoph Pfeffer · Hanau, DE
• Thomas Haas · Munster, DE
• Matthias Beller · Ostseebad Nienhagen, DE
• Andreas Martin · Salzburg, AT
• Jens Deutsch · Rangsdorf, DE
• Angela Koeckritz · Berlin, DE
• Sebastian Imm · Bad Vilbel, DE
• Juergen Haberland · Haltern am See, DE

Key dates

• Filing date: Dec 14, 2011
• Grant date: Feb 3, 2015
• Expiry date: Dec 14, 2031

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07C2603/74
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

The present invention relates to a chemocatalytic liquid-phase process for the direct one-stage amination of alcohols to primary amines by means of ammonia in high yields using a catalyst system containing at least one transition metal compound and a xantphos ligand.