[2.2] paracyclophane and derivatives thereof

Details [2.2] paracyclophane and derivatives thereof [2.2] paracyclophane and derivatives thereof

1993-03-26

1994-04-12

Lone, Warren B.

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

Organic compounds

Halogen containing

570183, 570187, 585428, C07C 2124, C07C 272, C07C 2518

Patent

active

053027671

ABSTRACT:
Processes are disclosed for preparing [2.2] paracyclophane and derivatives thereof by conducting the Hofmann elimination of p-methylbenzyltrimethylammonium hydroxide, or derivatives thereof, in the presence of an effective amount of oxygen to inhibit the formation of by-product polymers. The oxygen can be introduced, for example, by a purge gas stream containing molecular oxygen. Products produced by the processes are also disclosed.

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patent: 5110903 (1992-05-01), Lee et al.

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