Process for the preparation of 3-hydroxypropanal

US6284930A · kind A · utility

Assignee

• E.I. DU PONT DE NEMOURS AND COMPANY · US

Inventors

• Thomas Haas · Munster, DE
• Liane Deusser · Langen (Hessen), DE
• Torsten Hahm · Hanau, DE
• Willi Hofen · Rodenbach, DE
• Rudolf Vanheertum · Alzenau, DE

Key dates

• Filing date: Aug 25, 1999
• Grant date: Sep 4, 2001
• Expiry date: Aug 25, 2019

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07C45/64
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

3-Hydroxypropanal is prepared by reacting acrolein with water under pressure and in the presence of an ion exchange resin while adding a carboxylic acid to the reaction mixture.