Process for preparing phenols

US6875898B2 · kind B2 · utility

Assignee

• INEOS Phenol GmbH & Co., KG · DE

Inventors

• Manfred Weber · Greensboro, US
• Reinhard Sigg · Marl, DE
• Michael Lausmann · Gladbeck, DE
• Siegmund Greschek · Gladbeck, DE

Key dates

• Filing date: Apr 4, 2003
• Grant date: Apr 5, 2005
• Expiry date: May 25, 2023

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07C37/72
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

The present invention relates to a process for preparing phenols by adding an aqueous base to the reaction product from the acid-catalyzed cleavage of alkylaryl hydroperoxides while maintaining a homogeneous phase prior to the work-up of the product.