Preparation of saturated aliphatic, cycloaliphatic and araliphat

Details Preparation of saturated aliphatic, cycloaliphatic and araliphat Preparation of saturated aliphatic, cycloaliphatic and araliphat

1979-07-05

1981-06-16

Helfin, Bernard

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

Organic compounds

Oxygen containing

568434, 568462, 252462, C07C 4562

Patent

active

042739454

ABSTRACT:
Saturated aliphatic, cycloaliphatic and araliphatic aldehydes are prepared by selective hydrogenation of the corresponding olefinically unsaturated aldehydes with hydrogen in the liquid phase over a palladium-containing catalyst, using a catalyst system in which the active constituents are from 2 to 90% by weight of palladium and from 10 to 98% by weight of an oxide or a salt of a rare earth metal or of a mixture of different oxides and/or salts of this type.

REFERENCES:
patent: 3118954 (1964-01-01), Robbins et al.
patent: 4146581 (1979-03-01), Nissen et al.
Rylander et al., Engelhard Ind. Tech. Bull., vol. 4, (1963) pp. 49-51.

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