Process for the preparation of aromatic bromomethyl compounds

US5750728A · kind A · utility

Assignee

• Clariant Corporation · DE

Inventors

• Adalbert Wagner · Gersthofen, DE
• Heinz-Werner Kleemann · Bischofsheim, DE
• Dieter Regnat · Eppstein, DE
• Hans-Jerg Kleiner · Kronberg, DE

Key dates

• Filing date: Dec 11, 1996
• Grant date: May 12, 1998
• Expiry date: Dec 11, 2016

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D495/04
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Aromatic bromomethyl compounds play a major role in the synthesis of active substances. They can be obtained in particularly pure form by the free-radical bromination of aromatic methyl compounds in the solvent chlorobenzene.