Purification of dichloroethylene compound

Details Purification of dichloroethylene compound Purification of dichloroethylene compound

1978-02-21

1979-01-30

Morgenstern, Norman

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

Organic compounds

Oxygen containing

C07C 3724

Patent

active

041374215

ABSTRACT:
Impure 1,1-dichloro-2,2-bis(4-hydroxyphenyl)ethylene can be purified by heating the latter either with phenol alone or with a mixture of methylene chloride and phenol, allowing the heated mixture to cool until crystallization occurs and removing the above-identified purified dichloroethylene compound.

REFERENCES:
patent: 2329074 (1943-09-01), Muller
patent: 4073814 (1978-02-01), Kinson et al.

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