Preparation of 6-aminocaproic esters

US5068398A · kind A · utility

Assignee

• BASF SE

Inventors

• Franz Merger · Bischofswerda, DE
• Rolf Fischer · Heidelberg, DE
• Wolfgang Harder · Weinheim, DE
• Claus-Ulrich Priester · Ludwigshafen, DE
• Uwe Vagt · Speyer, DE

Key dates

• Filing date: Dec 12, 1989
• Grant date: Nov 26, 1991
• Expiry date: Dec 12, 2009

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07C227/08
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

6-Aminocaproic esters are prepared by reacting alkyl 5-formylvalerates with excess ammonia and hydrogen in the presence of ruthenium catalysts at elevated temperature under superatmospheric pressure in liquid ammonia as reaction medium.