Process for producing .alpha.,.beta.-unsaturated aldehyde

Details Process for producing .alpha.,.beta.-unsaturated aldehyde Process for producing .alpha.,.beta.-unsaturated aldehyde

1990-06-14

1991-10-01

Lone, Werren B.

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

Organic compounds

Oxygen containing

568426, 568435, 568459, 568465, 568484, 568485, C07C 4545, C07C 4500

Patent

active

050535528

ABSTRACT:
The present invention provides a novel process for producing .alpha.,.beta.-unsaturated aldehydes including industrial important fragrances such as citral and sinensal, starting materials for preparing pharmaceutical drugs such as senecioaldehyde, farnesal, 8-acetoxy-2,6-dimethyl-2,6-octadienal and the like, directly and in high yield, from formic acid esters of allylic alcohols in the presence of a catalytic amount of aluminum alkoxide by the oxidation of the corresponding alehyde.

REFERENCES:
patent: 3862235 (1975-01-01), Himmele et al.
patent: 4560790 (1985-12-01), Ryu
patent: 4739111 (1988-04-01), Ryu
Ringold et al., J. Amer. Chem. Soc., vol. 78, p. 816+ (1965).

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