Process for preparing unsymmetric secondary tert-butylamines in the gas phase

US8450530B2 · kind B2 · utility

Assignee

• BASF SE

Inventors

• Christoph Mueller · Birkenau, DE
• Christof Wilhelm Wigbers · Mannheim, DE
• Johann-Peter Melder · Schifferstadt, DE
• Gerd Haderlein · Bad Kötzting, DE
• Norbert Gutfrucht · Lambrecht, DE

Key dates

• Filing date: Apr 6, 2011
• Grant date: May 28, 2013
• Expiry date: Aug 2, 2031

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07C209/26
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

The present invention relates to a process for preparing unsymmetric secondary tert-butylamines by continuous amination in the gas phase, wherein tert-butylamine is converted over hydrogenation catalysts in the presence of an alcohol or aldehyde and hydrogen.