Polythiobisphenol process

Details Polythiobisphenol process Polythiobisphenol process

1988-03-14

1989-10-31

Ceperley, Mary E.

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

Organic compounds

Sulfur containing

C07C14802

Patent

active

048779024

ABSTRACT:
Mixtures of 4,4'-dithiobis and 4,4'-trithiobis(2,6-dialkylphenols) are made by reacting a 2,6-dialkylphenol with S.sub.2 Cl.sub.2 in a solvent comprising a nitroalkane, e.g. nitromethane, and optionally containing an acetonitrile co-solvent at a temperature of -10.degree. to 30.degree. C.

REFERENCES:
patent: 3060121 (1962-10-01), Orloff et al.
patent: 3129213 (1964-04-01), Worrel
patent: 3145176 (1964-08-01), Knapp et al.
patent: 3479407 (1969-11-01), Laufer
patent: 3718699 (1973-02-01), Fujisawa et al.
patent: 3812192 (1974-05-01), Gabler et al.
patent: 4740578 (1988-04-01), Onoe et al.

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