Preparation of ortho-(alkylthiomethyl) anilines by catalytic sul

Details Preparation of ortho-(alkylthiomethyl) anilines by catalytic sul Preparation of ortho-(alkylthiomethyl) anilines by catalytic sul

1983-09-07

1984-10-30

Shaver, Paul F.

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

Organic compounds

Amino nitrogen containing

C07C 8500

Patent

active

044801300

ABSTRACT:
This invention relates to a process for preparing ortho-(alkylthiomethyl) anilines by catalytic rearrangement of aromatic sulfilimines in an inert organic solvent. The sulfilimine can be prepared using any of the procedures available in the art. This invention particularly relates to a new class of sulfilimine rearrangement catalysts.

REFERENCES:
patent: 3894034 (1975-07-01), Gassman et al.
patent: 3954797 (1976-05-01), Gassman et al.
patent: 3960926 (1976-06-01), Gassman et al.
patent: 3985756 (1976-10-01), Gassman et al.
patent: 4035375 (1977-07-01), Gassman et al.
patent: 4209464 (1980-06-01), Steinman et al.
Claus, "Tetrahedron Letters", No. 32, pp. 3607-3610, 1968.
Gassman, "Tetrahedron Letters", No. 6, pp. 497-500, 1972.
Johnson, "Tetrahedron Letters", p. 501, (1972).
Vilsmaier, "Tetrahedron Letters", p. 625 (1972).
Claus & Vilsmaier, "Tetrahedron Letters", No. 31, p. 505, (1975).
Claus et al., "Phosphorus and Sulfur, No. 1, pp. 11, 18 (1976) and references cited therein.

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