Process for the preparation of arylidene-substituted alkylcycloalkanones

US5741937A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Nikolaus Muller · Monheim, DE
• Thomas Essert · Overath, DE

Key dates

• Filing date: Jun 21, 1996
• Grant date: Apr 21, 1998
• Expiry date: Jun 21, 2016

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07C49/697
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Arylidene-substituted alkylcycloalkanones are prepared from alkyl-substituted cycloalkanones by reaction with aromatic carbonyl compounds in the presence of a basic catalyst and water.