Process for preparing 2-amino-5-chloropyridine

Details Process for preparing 2-amino-5-chloropyridine Process for preparing 2-amino-5-chloropyridine

1974-06-07

1976-10-12

Randolph, John D.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

71 92, 260296B, 260296H, C07D21302

Patent

active

039857590

ABSTRACT:
2-Amino-5-chloropyridine is prepared by chlorinating 2-aminopyridine in a strongly acidic medium. 2-Amino-5-chloropyridine is a useful intermediate in the preparation of chloro-substituted-imidazo-pyridine herbicides.

REFERENCES:
patent: 3579528 (1971-05-01), Haszeldine et al.
patent: 3849429 (1974-11-01), Boudakian
Friedrich et al., Pharmazie, vol. 19, pp. 677 to 678, (1964).
Van Zweiten et al., Rec. Trav. Chim., vol. 80, pp. 1066 to 1074, (1961).
Klingsberg, Pyridine and its Derivatives, Part Two, frontis page and p. 308, (1961).
English et al., J. Am. Chem. Soc., vol. 68, pp. 453 to 458, (1946).

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