Preparation of methyl-3-(2-quinoxalinylmethylene)carbazate-N.sup

Details Preparation of methyl-3-(2-quinoxalinylmethylene)carbazate-N.sup Preparation of methyl-3-(2-quinoxalinylmethylene)carbazate-N.sup

1975-07-18

1977-02-01

Daus, Donald G.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260250Q, C07D24152

Patent

active

040061426

ABSTRACT:
The novel process for the preparation of methyl 3-(2-quinoxalinylmethylene)carbazate N.sup.1, N.sup.4 -dioxide which comprises contacting methyl 3-(2-quinoxalinylmethylene)carbazate with oxidizing agent in reaction-inert solvent at a temperature of from about 20.degree. up to 100.degree. C. until reaction is substantially complete, said oxidizing agent being selected from the group consisting of peracetic acid, perbenzoic acid, m-chloroperbenzoic acid, perphthalic acid, performic acid, trifluoroperacetic acid and hydrogen peroxide.

REFERENCES:
patent: 3371090 (1968-02-01), Johnston
patent: 3474097 (1969-10-01), Johnston
patent: 3479354 (1969-11-01), Galt
patent: 3485836 (1969-12-01), Johnston
patent: 3759912 (1973-09-01), Derungs
patent: 3926991 (1975-12-01), Kuhla
Emmons J.A.C.S. vol. 79, pp. 5739-5754 (1957).
Iinuma et al. Agr. Biol. Chem. 38, 2099-2105 (1974).

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