Process for the preparation of acetaldehyde

Details Process for the preparation of acetaldehyde Process for the preparation of acetaldehyde

1980-06-30

1981-12-15

Lone, Werren B.

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

Organic compounds

Oxygen containing

568489, C07C 4706, C07C 4549

Patent

active

043060919

ABSTRACT:
A process for the carbonylation of methanol to produce acetaldehyde comprising reacting methanol in the presence of hydrogen, cobalt, ruthenium, at least one ionic halide, and at least one alkyl halide, the molar ratio Ru/Co being at most equal to about 2, and the cobalt concentration being at most about 50 milligram atoms per liter of reaction medium.

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patent: 4225517 (1980-09-01), Gane
patent: 4233466 (1980-11-01), Fiato
Wender et al., "Science", vol. 113, p. 206, (1951).
Berry et al., "Chem. Tech.", vol. 5, pp. 260-266, (1966).
Mizoroki et al., "Bull. Chem. Soc. Jap.", vol. 52(2), pp. 479-482, (1979).

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