Nitrobenzotrichloride or bromide process

Details Nitrobenzotrichloride or bromide process Nitrobenzotrichloride or bromide process

1977-08-03

1978-07-04

Sebastian, Leland A.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C07C 7912

Patent

active

040988317

ABSTRACT:
In the hypohalite halogenation in a two phase aqueous/organic solvent medium of a mono- or dichloro- or bromo-methylnitrobenzene to a corresponding trihalomethylnitrobenzene, the improvement wherein the reaction is conducted in the presence of a phase transfer catalyst or where the organic phase is a C.sub.4 to C.sub.8 alkanol.

REFERENCES:
patent: 3267159 (1966-08-01), Shipp
patent: 3993704 (1976-11-01), Marsh et al.
Docks, Synthesis, pp. 441 to 456 (1973); Chem. Abs., vol. 79, 125710u (1973).
Dehmlow, Angew. Chem., Int. Ed., vol. 13, pp. 170 to 179 (1974).
Lee et al., Tetrahedron Letters, No. 20, 1641 to 1644 (1976).
Fisher, J. Am. Chem. Soc., vol 56, pp. 2469 to 2470 (1934).

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