Process for the preparation of creatine or creatine monohydrate

US6759553B1 · kind B1 · utility

Assignee

• BASF SE

Inventors

• Knut Kessel · Mannheim, DE
• Günter Scherr · Ludwigshafen, DE
• Michael Kluge · Ludwigshafen, DE
• Norbert Biedermann · Bad Dürkheim, DE
• Thomas Greindl · Bad Dürkheim, DE
• Thomas Bogenstätter · Bad Dürkheim, DE
• Wolfgang Hähnlein · Freinsheim, DE

Key dates

• Filing date: Sep 8, 1999
• Grant date: Jul 6, 2004
• Expiry date: Jun 19, 2020

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07C277/08
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

A process for the preparation of creatine or creatine monohydrate by reaction of sodium or potassium sarcosinate with cyanamide at a temperature from 20 to 150° C. and a pH from 7.0 to 14.0 comprises carrying out the pH adjustment with carbonic acid.