Process for the production of anhydrosugar alcohols

Details Process for the production of anhydrosugar alcohols Process for the production of anhydrosugar alcohols

C - Chemistry, Metallurgy

07

D

C07D 493/04 (2006.01) C07D 307/00 (2006.01)

Patent

CA 2427584

A process is provided for the preparation of anhydrosugar alcohols. The process involves heating a sugar alcohol or a monoanhydrosugar alcohol starting material in the presence of an acid catalyst, and subsequent purification of the anhydrosugar alcohol. Very high purities are achieved, without the use of organic solvents in the process.

L'invention concerne un procédé de préparation d'alcools de sucre anhydres. Ce procédé consiste à chauffer un produit de départ à base d'alcool de sucre ou d'alcool de sucre mono-anhydre en présence d'un catalyseur acide, et en une purification ultérieure de l'alcool de sucre anhydre. Ce procédé permet d'obtenir un niveau de pureté très élevé, sans utiliser de solvants organiques.

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