Pentachloropyridine → 2,3,5,6-Tetrachloropyridine

참여 물질

반응 단계

On reaction of 12.76 g (0.05 mol) of pentachloropyridine with 4.1 g (0.063 gram atom) of zinc dust and 10.6 g (0.08 mol) of diammonium hydrogen phosphate using the method described in Example 1, there is obtained 10.2 g (93% of theory) of crude 2,3,5,6-tetrachloropyridine, which contains, according to gas-chromatographical analysis, 95.1% of 2,3,5,6-tetrachloropyridine, 0.8% of 2,3,5-trichloropyridine, 0.5% of 2,3,6-trichloropyridine and 3.6% of pentachloropyridine.

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