C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/295.2
C07D 213/61 (2006.01)
Patent
CA 1132572
ABSTRACT OF THE DISCLOSURE 2-Chloro-5-trichloromethyl pyridine is produced by reacting .beta.-picoline with chlorine in the gaseous phase at a temperature from 300 to 500°C in the presence of an inert diluent selected from nitrogen, a halo methane, a halo ethane, a halo ethylene and a mixture thereof. 2-Chloro-5-trichloromethyl pyridine is useful as an intermediate for the preparation of medicines, agricultural chemicals and dyes and especially herbicides.
336086
Awazu Takao
Fujikawa Kanichi
Kawashima Junichi
Nasu Rikuo
Nishiyama Ryuzo
Ishihara Sangyo Kaisha Ltd.
Marks & Clerk
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