Acylation of aromatics

US4895984A · kind A · utility

Assignee

• BASF SE

Inventors

• Manfred Eggersdorfer · Mannheim, DE
• Hardo Siegel · Speyer, DE
• Alfred Schuhmacher
• Walter Grosch · Edingen-Neckarhausen, DE
• Jochem Henkelmann · Mannheim, DE

Key dates

• Filing date: May 25, 1988
• Grant date: Jan 23, 1990
• Expiry date: May 25, 2008

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07C49/76
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Aromatics are acylated by the Friedel-Crafts method by carrying out the acylation in the presence of metalalkyls or metalalkyl halides of metals or semimetals of main groups two to five and/or of metals of subgroups two or four of the Periodic Table.