Perfluoro-n-alkylsulfonic acid derivatives

US6710198B2 · kind B2 · utility

Assignee

• MERCK PATENT GESELLSCHAFT MIT BESHRANK TER HAFTUNG · DE

Inventors

• Andreas Wachtler · Griesheim, DE
• Karl-Heinz Derwenskus · Darmstadt, DE
• Andreas Meudt · Hofheim, DE

Key dates

• Filing date: Aug 9, 2001
• Grant date: Mar 23, 2004
• Expiry date: May 25, 2022

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07F9/5068
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Described are bis(perfluoro-n-alkane-sulfonate) compounds, methods for preparing these compounds and use of these compounds, for example as starting materials for the synthesis of chiral and phosphine ligands for transition metal catalysts.