Method for continuously acylating chromanol ester derivatives

US6784303B2 · kind B2 · utility

Assignee

• BASF SE

Inventors

• Carsten Oost · Bad Dürkheim, DE
• Gerd Kaibel · Lampertheim, DE
• Harald Laas · Frankenthal (Pfalz), DE
• Peter D. Schmitt · Lambsheim, DE
• Jens von Erden · Altrip, DE

Key dates

• Filing date: May 12, 2003
• Grant date: Aug 31, 2004
• Expiry date: May 12, 2023

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02P20/10
• WIPO field: Chemical engineering
• WIPO sector: Chemistry

Abstract

A process is described for continuously preparing chromanol ester derivatives, in particular for continuously preparing carboxylic esters of tocopherols and tocotrienols by continuous acylation with carboxylic acids or carboxylic anhydrides.