Process for the preparation of crystalline lactulose from commer

Details Process for the preparation of crystalline lactulose from commer Process for the preparation of crystalline lactulose from commer

1994-04-18

1996-01-02

Lieberman, Paul

Sugar, starch, and carbohydrates

Processes

Carbohydrate manufacture and refining

127 462, 127 55, 127 56, 127 58, C13F 100, C13F 102, C13T 106, C13D 312

Patent

active

054804914

ABSTRACT:
The following description sets forth a new process for the preparation of .gtoreq.98.5% pure crystalline lactulose from commercially available aqueous syrups having the following composition: 50-70% by weight of lactulose, 3-9% by weight of lactose, 3-14% by weight of galactose, 4-7% by weight of other carbohydrates, the total content of carbohydrates different from lactulose being of from 10% to 30%.

REFERENCES:
patent: 4555271 (1985-11-01), Carobbi et al.
patent: 4978397 (1990-12-01), Carobbi et al.
patent: 5034064 (1991-07-01), Deya et al.
patent: 5304251 (1994-04-01), Tomita et al.
J. Agric. Chem. 1984, 32, 288-292 Jul./Dec. 1983.

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