Decontamination of (hydrocarbylthio) aromatic amines

Details Decontamination of (hydrocarbylthio) aromatic amines Decontamination of (hydrocarbylthio) aromatic amines

1987-11-02

1989-04-25

Raymond, Richard L.

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

Organic compounds

Amino nitrogen containing

546293, 548484, 548541, 564428, 564429, 564430, 564437, C07C14902, C07C14904, C07C

Patent

active

048250023

ABSTRACT:
A Lewis acid contaminant is removed from a (hydrocarbylthio)aromatic amine by mixing a solid alkali metal hydroxide with a solution of the Lewis acid in the amine, preferably at about 110.degree.-120.degree. C., and then filtering the solids from the mixture.

REFERENCES:
patent: 4559182 (1985-12-01), Grotta
patent: 4594453 (1986-06-01), Ranken et al.

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