Preparation of unsaturated aldehydes from propargyl alcohol and

Details Preparation of unsaturated aldehydes from propargyl alcohol and Preparation of unsaturated aldehydes from propargyl alcohol and

1999-04-20

2000-09-12

Padmanabhan, Sreeni

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

Organic compounds

Oxygen containing

568450, C07C 4567

Patent

active

061180270

ABSTRACT:
Unsaturated aldehydes are prepared by mixing propargyl alcohol, a catalyst and a conjugated diolefin and heating the mixture for a time and at a temperature sufficient to form an unsaturated aldehyde. The diolefin may be 2-methylpentadiene, 2(5,5 dimethyl 5 hydroxy pentyl)1,3 butadiene or myrcene. The catalyst may be inorganic, organic, organometallic or mixtures thereof.

REFERENCES:
patent: 2406106 (1946-08-01), Rummelsburg
patent: 4007137 (1977-02-01), Sanders et al.
patent: 4749814 (1988-06-01), Chabardes
patent: 5077438 (1991-12-01), Steck et al.
Derwent Abstract of Japanese Patent No. 10158684, (Jun. 16, 1998).

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