Method of producing diacetone sorbose

Details Method of producing diacetone sorbose Method of producing diacetone sorbose

1987-04-08

1989-11-07

Terapane, John F.

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

Organic compounds

Carbohydrates or derivatives

536 186, 536124, C07G 300

Patent

active

H00007080

ABSTRACT:
A method of producing diacetone sorbose by reacting L-sorbose with acetone in the presence of a ketal formation catalyst in acetone, which comprises: carrying out the reaction while continuously removing water generated in the reaction together with acetone and continuously adding to the reaction mixture dehydrated acetone of which water content is not more than about 100 ppm.

REFERENCES:
patent: 3607862 (1971-09-01), Jaffe et al.
patent: 3622560 (1971-11-01), Hindley et al.
patent: 3723412 (1973-03-01), Hicks et al.
patent: 4460767 (1984-07-01), Matsumura et al.
patent: 4464530 (1984-08-01), Matsumura et al.
patent: 4659809 (1987-04-01), Matsumura
patent: 4681936 (1987-07-01), Pfaff et al.

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