Process for the preparation of (2,2)-paracyclophane and derivati

Details Process for the preparation of (2,2)-paracyclophane and derivati Process for the preparation of (2,2)-paracyclophane and derivati

1988-04-08

1989-08-01

Lone, Werren B.

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

Organic compounds

Halogen containing

C07C 2124, C07C 2518

Patent

active

048534889

ABSTRACT:
Process for the preparation of (2,2)-paracyclophane or derivatives thereof by the Hofmann elimination of p-methylbenzyl-trimethylammonium hydroxide or derivatives thereof, in an aqueous solution of an alkali metal hydroxide, wherein said elimination is carried out in the presence of a compound of the formula (I):

REFERENCES:
patent: 4783561 (1988-11-01), Pregaglia et al.
patent: 4795838 (1989-01-01), Bornengo et al.
"Organic Syntheses, Collective vol. 5", John Wiley & Sons, Inc., New York, London-Sydney-Toronto, (1973), pp. 883-886.

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