Preparation of p-fluoro-m-phenylenediamine

Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal

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260580, 260582, C07C 8511, C07C 8512

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active

039651835

ABSTRACT:
p-Fluoro-m-phenylenediamine is prepared by deoxygenation and hydrofluorination of m-nitroacetanilide by the reaction of m-nitroacetanilide with anhydrous hydrogen fluoride at a temperature of 0.degree.-230.degree.C under a pressure of 15 to 1,500 psia in the presence of certain sulfur and phosphorus containing deoxygenating agents.

REFERENCES:
patent: 3558707 (1971-01-01), Churchill et al.
patent: 3574034 (1973-08-01), Crocker
patent: 3586719 (1971-06-01), Bil et al.
patent: 3832364 (1974-08-01), Coulson
patent: 3900519 (1975-08-01), Gay et al.

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