Process for the preparation of 1,3-disubstituted imidazolidinones

US5783706A · kind A · utility

Assignee

• BASF SE

Inventors

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

Key dates

• Filing date: Mar 14, 1997
• Grant date: Jul 21, 1998
• Expiry date: Mar 14, 2017

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D233/32
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

2-Imidazolidinones are prepared by reacting 1,3-dioxalan-2-one (ethylene carbonate) with at least one compound of the formula RNH.sub.2 where R can be, inter alia, H, alkyl, aryl, heteroalkyl or heteroaryl.