C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/295.2
C07D 213/61 (2006.01)
Patent
CA 1314895
ABSTRACT 2-Chloropyridine, 2,6-dichloropyridine, 2,3,6-trichloropyridine, and 2,3,5,6-tetrachloropyridine are prepared by reacting alpha-picoline in the gas phase with choline at temperature from about 200°C in the presence of water and an amount of catalyst effective to catalyze the reaction.
533306
Lubetzky David
Pereferkovich Abraham Adolf
Sharvit Joseph
Makhteshim Chemical Works Ltd.
Smart & Biggar
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