Aqueous crystallization of xylitol

Details Aqueous crystallization of xylitol Aqueous crystallization of xylitol

1974-10-31

1976-10-12

Evans, Joseph E.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

127 37, 260635C, 426658, C07C 2726, C07C 2924

Patent

active

039858154

ABSTRACT:
A process for obtaining crystalline xylitol substantially free of xylose from a mixture of xylose and xylitol by providing an aqueous solution of about 50 to 75 weight percent xylitol, no more than about 5 weight percent xylose and about 20 to 45 weight percent water and fractionally crystallizing xylitol from the aqueous solution to provide crystalline xylitol containing no more than about 0.10 weight percent xylose.

REFERENCES:
patent: 2749371 (1956-06-01), Kasehagen
patent: 2752270 (1956-06-01), Specht
patent: 2917390 (1959-12-01), Apel et al.
patent: 2989569 (1961-06-01), Apel et al.
patent: 3558725 (1971-01-01), Kohno et al.
patent: 3586537 (1971-06-01), Steiner et al.
patent: 3627636 (1971-12-01), Jaffe et al.
patent: 3784408 (1974-01-01), Jaffe et al.
Vogel, "Practical Organic Chemistry," 3rd ed. (1957), pp. 122 to 132.

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