Preparation of hydroxy-alkyl-substituted aminoalkynes with heterogenous catalysis

US5808160A · kind A · utility

Assignee

• BASF SE

Inventors

• Thomas Ruhl · Bischofswerda, DE
• Thomas Preiss · Ludwigshafen, DE
• Jochem Henkelmann · Mannheim, DE

Key dates

• Filing date: Apr 25, 1997
• Grant date: Sep 15, 1998
• Expiry date: Apr 25, 2017

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07C213/02
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Hydroxyalkyl-substituted aminoalkynes of the general formula I ##STR1## where at least one of the substituents R.sup.1, R.sup.4 or R.sup.5 is hydroxyalkyl are prepared in a reaction with heterogeneous catalysis.