Process for preparing salts of methallylsulfonic acid

US6864388B2 · kind B2 · utility

Assignee

• OXENO OLEFINCHEMIE GMBH · DE

Inventors

• Claus York Werninger · Itzehoe, DE
• Lothar Kerker · Ulmen, DE
• Hartmut Steinbeisser · Marl, DE
• Wilfried Bueschken · Haltern, DE
• Franz-Felix Kuppinger · Marl, DE
• Peter Esser · Recklinghausen, DE

Key dates

• Filing date: Jul 24, 2002
• Grant date: Mar 8, 2005
• Expiry date: Sep 20, 2023

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07C303/32
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

A process for preparing salts of methallylsulfonic acid in which the reaction mixture produced from the sulfonation is diluted with water and neutralized with a base.