C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/295.2
C07D 213/61 (2006.01) B01J 31/20 (2006.01) C07D 213/26 (2006.01)
Patent
CA 1162550
ABSTRACT OF THE DISCLOSURE Preparation of 2,3-dichloro-5-trichloromethyl- pyridine in high yields and purity by chlorinating 2-chloro-5-trichloromethylpyridine at 70° to 250°C with chlorine in the presence of a catalyst containing one or more molybdenum, tungsten or ruthenium compounds. 29,351-F
395224
Mixan Craig E.
Werner John A.
Wilson Charles A.
Smart & Biggar
The Dow Chemical Company
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