Chlorination of aromatic compounds

Details Chlorination of aromatic compounds Chlorination of aromatic compounds

1974-05-23

1976-01-06

Thomas, Jr., James O.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260619R, 260619, 260620, 260625, C07C 3928

Patent

active

039313409

ABSTRACT:
Nuclear chlorination of aromatic compounds having an electron donating group is effected by contacting said aromatic compound with copper (II) chloride in an aqeuous hydrochloric acid solution and adding chlorine to the reaction system to maintain the mole ratio of (a) copper (I) chloride to (b) the sum of copper (I) chloride plus copper (II) chloride at more than 0.005/l but less than about 0.3/l.

REFERENCES:
patent: 2410497 (1946-11-01), Hentrich et al.
patent: 3510529 (1970-05-01), Van Ee
patent: 3542882 (1970-11-01), Ashall
Kosuwa et al., "J. Organic Chem." Vol. 28: pp. 630-633.
Clarens "Chem. Abstracts" Vol. 16, p. 2440 (1972).
Cini et al., "Chem. Abstract" Vol. 56, p. 14971c.

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