Process for effecting aldose to ketose conversion

Details Process for effecting aldose to ketose conversion Process for effecting aldose to ketose conversion

1983-11-14

1987-05-05

Brown, Johnnie R.

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

Organic compounds

Carbohydrates or derivatives

536 11, 536124, C07H 100

Patent

active

046634495

ABSTRACT:
A process for the conversion of an aldose, or a substituted aldose, to a ketose, or a substituted ketose, in an aqueous reaction mixture containing a halide of a metal from Group II of the Periodic Table at a concentration in the range 0.5 molar to saturation. The process is particularly suitable for converting glucose into fructose. The preferred metal halide is calcium chloride.

REFERENCES:
patent: 3256270 (1966-06-01), Haack et al.
patent: 3431253 (1969-03-01), Parris
patent: 3850905 (1974-11-01), Tumerman et al.
patent: 3875140 (1975-04-01), Barker et al.
Ozaki et al., "Chem. Abst.", vol. 80, 1974, p122656(r).
DeWit et al., "Carbohydrate Research", vol. 74, 1979, p. 157.

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