Coupling process

Details Coupling process Coupling process

C - Chemistry, Metallurgy

07

C

260/684

C07C 2/58 (2006.01) C07C 2/72 (2006.01) C07C 15/02 (2006.01)

Patent

CA 1304416

COUPLING PROCESS Abstract of the Disclosure An ethylenically-unsaturated aliphatic hydrocarbon is coupled with an aromatic hydrocarbon having an active hydrogen on a saturated alpha-carbon in the presence of a supported alkali metal as a catalyst and 10-100 mol %, based on the amount of the alkali metal catalyst, of an oxide of sodium or potassium as a co-catalyst. In pre- ferred embodiments of the invention, the ethylenically- unsaturated aliphatic hydrocarbon is an alkene of 2-20 carbons, such as ethene or propene; the active hydrogen- containing aromatic hydrocarbon is an alkylbenzene, such as toluene; the alkali metal is potassium or a potassium alloy; and the co-catalyst is sodium oxide.

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