Hydroxyalkylation of polysaccharides

Details Hydroxyalkylation of polysaccharides Hydroxyalkylation of polysaccharides

1983-09-27

1984-10-02

Griffin, Ronald W.

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

Organic compounds

Carbohydrates or derivatives

536 2, 536 3, 536111, C08B 1108, C08B 3110, C08B 3700

Patent

active

044749511

ABSTRACT:
The invention is a process for the 2-hydroxyalkylation of a polysaccharide which comprises contacting a polysaccharide with an alkylene carbonate in the presence of a catalytic amount of a quaternary ammonium halide under conditions such that the polysaccharide undergoes hydroxyalkylation.

REFERENCES:
patent: 2819260 (1958-01-01), Monson et al.
patent: 2819261 (1958-01-01), Monson et al.
patent: 2854447 (1958-09-01), Monson et al.
patent: 2854449 (1958-09-01), Monson et al.
patent: 2931753 (1960-04-01), Chesbro et al.
patent: 3963434 (1976-06-01), Ward et al.
patent: 4015067 (1977-03-01), Liu et al.
Srivastava et al., Indian Journal of Chemistry, 9, 1081-1082, (Oct. 1971).
Chemical Abstracts, vol. 75, No. 4, Jul. 26, 1971, Abstract 22754z.

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