Process for producing 1,3,5-trichlorobenzene

Organic compounds -- part of the class 532-570 series – Organic compounds – Halogen containing

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570202, 570255, 570260, C07C 1712

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active

043683401

ABSTRACT:
1,3,5,-Trichlorobenzene is produced by chlorinating 1,3,5-trihalobenzene having 1 to 3 bromine atom and 2 to 0 chlorine atom. The gaseous 1,3,5-halobenzene having 1 to 3 bromine atom and 2 to 0 chlorine atom is brought into contact with chlorine gas at a molar ratio of 0.5 to 3.0 of the stoichiometric amount of chlorine required for said conversion, in a vapor phase at a temperature of 280.degree. to 500.degree. C.

REFERENCES:
patent: 2866829 (1958-12-01), Woodruff
patent: 4158674 (1979-06-01), Morris
patent: 4306103 (1981-12-01), Volkwein et al.
Chemical Abstracts, vol. 92, No. 5, Feb. 4, 1980, Re. 41536x, p. 745.

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