Process for the preparation of alkyl glycosides and alkyl polygl

Details Process for the preparation of alkyl glycosides and alkyl polygl Process for the preparation of alkyl glycosides and alkyl polygl

1991-10-28

1993-04-27

Griffin, Ronald W.

Organic compounds -- part of the class 532-570 series

Organic compounds

Carbohydrates or derivatives

536124, C07H 1500, C07H 1700, C07G 300

Patent

active

052063577

ABSTRACT:
Alkyl glycosides and alkyl polyglycosides are prepared by reacting saccharides and alcohols having 12 to 20 C atoms by acid catalysis in the presence of sodium hypophosphite and up to 1.3% by water, relative to the total of saccharides and alcohols, the molar ratio of saccharide to alcohol ranging from 1:5 to 1:10; and, after reaction is complete, neutralizing the reaction medium with an alkali metal hydroxide dissolved in an alcohol having 1 to 4 C atoms.

REFERENCES:
patent: 3839318 (1974-10-01), Madsfield
patent: 4923976 (1990-05-01), Arnaudis

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