Isomerization of dihydroxydiphenyl compounds

Details Isomerization of dihydroxydiphenyl compounds Isomerization of dihydroxydiphenyl compounds

1978-04-10

1979-05-29

Morgenstern, Norman

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

Organic compounds

Oxygen containing

C07C 3700

Patent

active

041567900

ABSTRACT:
Isomerization of an ortho, para-isomer of a dihydroxydiphenyl chloroethylene compound to the corresponding para, para-isomer can be effected by treatment of the former with trifluoromethanesulfonic acid in the presence of phenol.

REFERENCES:
patent: 4097538 (1978-06-01), Factor et al.
patent: 4102934 (1978-07-01), Quinn
patent: 4105857 (1978-08-01), Campbell et al.
patent: 4107442 (1978-08-01), Quinn
patent: 4117018 (1978-09-01), Cleveland et al.

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