Process for the manufacture of 2,6-dichloropyridine derivatives

Details Process for the manufacture of 2,6-dichloropyridine derivatives Process for the manufacture of 2,6-dichloropyridine derivatives

1979-01-31

1980-09-30

Rotman, Alan L.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

546287, 546315, 546326, 546345, C07D21355, C07D21357

Patent

active

042257166

ABSTRACT:
The process for the manufacture of a compound of the formula ##STR1## comprising reacting in the presence of a basic nitrogen compound at elevated temperature phosphorus oxychloride with a compound of the formula ##STR2## in the molar ratio of phosphorus oxychloride to hydroxypyridine of 1:1 to 1.3:1 wherein

REFERENCES:
patent: 2742478 (1956-04-01), Bavley et al.
Sawa et al., Chem. Abstracts, vol. 62, No. 10, 11,786a, May 10, 1965.
Bobbitt et al., Journal of Organic Chemistry, vol. 25, No. 3, pp. 560-564, Mar. 1960.

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