Process for the synthesis of aldehydes and their derivatives

Details Process for the synthesis of aldehydes and their derivatives Process for the synthesis of aldehydes and their derivatives

1992-10-26

1994-08-02

Lone, Werren B.

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

Organic compounds

Oxygen containing

568426, 568449, 568484, C07C 4500, C07C 4541

Patent

active

053347692

ABSTRACT:
The present invention relates to a process for the preparation of aldehydes by hydrogen reduction of carboxylic acids, esters or anhydrides, characterized in that the reduction is conducted in the vapour phase, in the presence of a bimetallic catalyst of the ruthenium/tin type.

REFERENCES:
patent: 3935265 (1976-01-01), Fienstein et al.
patent: 4328373 (1982-05-01), Strojny
patent: 4356328 (1982-10-01), Moy
patent: 4585900 (1986-04-01), Holy et al.
patent: 4613700 (1986-09-01), Maki et al.
Journal of Catalysis, vol. 121, No. 1, Jan. 1990, Duluth, Minn. US, pp. 174-182; V. M. Deshpande et al, p. 181.
Chemical Abstracts, vol. 114, No. 11, Mar. 18, 1991, Columbus, Ohio, abstract No. 101124W, p. 668, col. 1 & IN-A-165539-Mar. 11, 1989 (I.E.L. Ltd.).

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