Process for the preparation of P-substituted O-benzylphenols

US5072017A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Hans-Josef Buysch · Krefeld, DE
• Gunter Klug · Langenfeld, DE
• Peter Mues · Duisburg, DE
• Lothar Puppe · Burscheid, DE

Key dates

• Filing date: Apr 6, 1990
• Grant date: Dec 10, 1991
• Expiry date: Apr 6, 2010

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07C37/18
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Para-substituted o-benzylphenols are prepared by reacting p-substituted phenols with benzylating agents in the presence of zeolites of the faujasite type at elevated temperature.