Preparation of para-nitrobenzotrichloride

Details Preparation of para-nitrobenzotrichloride Preparation of para-nitrobenzotrichloride

1982-12-01

1984-06-12

Sebastian, Leland A.

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

Organic compounds

Oxygen containing

C07C 7912

Patent

active

044543603

ABSTRACT:
Para-nitrobenzotrichloride is prepared by chlorinating nitrotoluene using an activated carbon catalyst. The process can use various cocatalysts such as bromine, iodine, PCl.sub.3, S.sub.2 Cl.sub.2, bromide salts, chloranil, air bubbles and phthalimide. The reaction is carried out at from 20.degree. C., to 220.degree. C., with from 150.degree. to 200.degree. C. being the preferred range and a pressure of 1 to 5 Atm.

REFERENCES:
patent: 4098831 (1978-07-01), Marsh
patent: 4393257 (1983-07-01), Nakagawa et al.
Puri et al., Indian J. Chem. vol. 19A, pp. 109-112, Feb. 1980.
Puri et al. Indian J. Chem. vol. 16A, pp. 1026-1029, Dec. 1978.

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