Method for producing mannitol

US6649754B1 · kind B1 · utility

Assignee

• Merck Patent GmbH · DE

Inventors

• Thomas C. Mohr · Forest, US
• Eugen Schwarz · Hamburg, DE
• Peter Mackert · Egelsbach, DE

Key dates

• Filing date: Dec 21, 2001
• Grant date: Nov 18, 2003
• Expiry date: Dec 21, 2021

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07C29/132
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

A process for preparing mannitol from fructose is described and entails the hydrogenation of fructose taking place in the presence of a Raney copper catalyst and being carried out continuously.