Selective reduction of pentachloropyridine to 2,3,5,6-tetrachlor

Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...

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C07D21361

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active

047835362

ABSTRACT:
The selective reduction of pentachloropyridine to 2,3,5,6-tetrachloropyridine is achieved by contacting the pentachloropyridine as a solution in perchloroethylene or methylene chloride with zinc dust in a basic aqueous medium.

REFERENCES:
patent: 3993654 (1976-11-01), Dean et al.
patent: 4111938 (1978-09-01), Redemann

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