Coproduction of a cyclic lactam and a cyclic amine

US6362332B1 · kind B1 · utility

Assignee

• BASF SE

Inventors

• Martin Merger · Bischofswerda, DE
• Rolf Fischer · Heidelberg, DE
• Andreas Ansmann · Wiesloch, DE

Key dates

• Filing date: Mar 12, 2001
• Grant date: Mar 26, 2002
• Expiry date: Mar 12, 2021

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D295/023
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

A cyclic lactam and a cyclic amine are coproduced by reacting an aliphatic alpha, omega-diamine with water in the gas phase in the presence of a heterogeneous catalyst.