Process for preparing 4-methyl-1-pentene

Details Process for preparing 4-methyl-1-pentene Process for preparing 4-methyl-1-pentene

1982-01-07

1983-06-14

Gantz, Delbert E.

Chemistry of hydrocarbon compounds

Unsaturated compound synthesis

By addition of entire unsaturated molecules, e.g.,...

585510, 585530, 252476, 252463, C07C 302, C07C 320

Patent

active

043884806

ABSTRACT:
A process for preparing 4-methyl-1-pentene comprising dimerizing propylene in the presence of a catalyst, characterized in that the catalyst is composed of sodium and/or sodium amide supported on a carrier represented by the following formula K.sub.2 O.xAl.sub.2 O.sub.3 wherein x has a value in the range of 0.5.ltoreq..times..ltoreq.11. In one embodiment, the catalyst is hydrogenated prior to the use thereof.

REFERENCES:
patent: 2986588 (1961-05-01), Schramm
patent: 3175020 (1965-03-01), Wilkes
patent: 3291752 (1966-12-01), Hambling et al.
patent: 3305599 (1967-02-01), Zadra et al.
patent: 3758416 (1973-09-01), Furni
patent: 3916019 (1975-10-01), Closson et al.

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