Preparation of 3,5-dichloro-.alpha.-methylstyrene

Organic compounds -- part of the class 532-570 series – Organic compounds – Halogen containing

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C07C 1700

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045944679

ABSTRACT:
3,5-Dichloro-.alpha.-methylstyrene is prepared from .alpha.-bromo-3,5-dichlorocumene by reaction with alkali metal hydroxide solutions in the presence of phase-transfer catalysts.

REFERENCES:
patent: 3067182 (1962-12-01), Jones
patent: 4188346 (1980-02-01), Markley
patent: 4205015 (1980-05-01), Wang et al.
patent: 4230642 (1980-10-01), Nishiyama et al.

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