Preparation of 1,2,4-butanetriol

Details Preparation of 1,2,4-butanetriol Preparation of 1,2,4-butanetriol

1989-02-03

1990-11-27

Evans, J. E.

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

Organic compounds

Oxygen containing

C07C 29136, C07C 3122

Patent

active

049737694

ABSTRACT:
1,2,4-Butanetriol is prepared by catalytic hydrogenation of malic esters over a copper-containing catalyst by passing the esters over the fixed-bed catalyst at from 130.degree. to 190.degree. C. under hydrogen partial pressures of from 100 to 300 bar while substantially avoiding the formation of a gas phase.

REFERENCES:
patent: 4009124 (1977-02-01), Laurer et al.
patent: 4268695 (1981-05-01), Lange et al.
patent: 4410744 (1983-10-01), Campbell et al.
patent: 4594462 (1986-06-01), Schnabel et al.
patent: 4656297 (1987-04-01), Kouba et al.
The Journal of the American Chemical Society, 70 (1948), 3121-25.

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