Process for the preparation of 4-arylthioanilines

Details Process for the preparation of 4-arylthioanilines Process for the preparation of 4-arylthioanilines

1981-01-16

1982-05-25

Doll, John

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

Organic compounds

Amino nitrogen containing

564437, C07C 8500, C07C 8524

Patent

active

043318177

ABSTRACT:
A process for the preparation of a 4-arylthioaniline from the corresponding 4-unsubstituted aniline which comprises reacting the latter with an alkali metal thiocyanate in the presence of halogen to provide the 4-thiocyanoaniline, reacting it with an alkali metal sulfide to convert the thiocyano moiety to an alkali metal mercaptide group followed by heating with cuprous oxide then with an aryl halide to form the desired product.

REFERENCES:
patent: 3948987 (1976-04-01), Fridinger
Fridinger, "Chem. Ab.," vol. 91, Ab. No. 84828r (1979).

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