Process for obtaining halogenated diphenols

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

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568 48, 568725, 568 33, 568 37, 568 56, 568729, 568 65, 568587, 568588, 568637, 568638, C07C 3916, C07C 4323, C07C 3900, C07C14710, C07C14714

Patent

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042911770

ABSTRACT:
Highly pure dihalodiphenols or predetermined, statistical mixtures of unreacted, monohalo- and dihalodiphenols are obtained reacting the diphenol, which is suspended or dissolved in a suitable solvent, with a halogen while concurrently purging the reaction with a gas that is inert to the reaction.

REFERENCES:
patent: 4075119 (1978-02-01), Schmidt et al.

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