Process for the preparation of benzo-fused, tetrachlorinated het

Details Process for the preparation of benzo-fused, tetrachlorinated het Process for the preparation of benzo-fused, tetrachlorinated het

1985-03-25

1986-04-08

Love, Ethel G.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

549362, C07D31902, C07D31914

Patent

active

045814660

ABSTRACT:
Benzo-fused, tetrachlorinated heterocyclic compounds are prepared by first reacting pyrocatechol or a pyrocatechol derivative with tetrachloroethylene carbonate, with the addition of a tertiary amine, and then adding phosphorus pentachloride, without intermediate isolation.

REFERENCES:
patent: 3749677 (1973-07-01), Maulding
patent: 4348323 (1982-09-01), Fuchs et al.
Maulding et al, Journ. Org. Chem., 37(9), 1972, pp. 1458-1459.

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