Preparation of phosphonium salts

US6187959A · kind A · utility

Assignee

• BASF SE

Inventors

• Christoph Wegner · Schifferstadt, DE
• Joachim Paust · Schifferstadt, DE
• Michael Sasha John · Larchmont, US

Key dates

• Filing date: Aug 7, 1998
• Grant date: Feb 13, 2001
• Expiry date: Aug 7, 2018

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07F9/5428
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Phosphonium salts are prepared by reacting an alkanol with triarylphosphine and alkyl or trifluoromethane sulfonic acids in a solvent.