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ChemInform Abstract: A Convenient One-Pot Synthesis of 6-Trifluoromethylpyridines.

✍ Scribed by I. KATSUYAMA; S. OGAWA; H. NAKAMURA; Y. YAMAGUCHI; K. FUNABIKI; M. MATSUI; H. MURAMATSU; K. SHIBATA


Publisher
John Wiley and Sons
Year
2010
Weight
35 KB
Volume
29
Category
Article
ISSN
0931-7597

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✦ Synopsis


Reaction of Ξ±,Ξ²-unsaturated trifluoromethyl ketones (I) with primary enamines in the presence of POCl 3 and pyridine adsorbed on silica gel and following oxidation of the resulting dihydropyridines provides a high-yielding synthesis of title compounds (III) (16 examples).

-(KATSUYAMA, I.; OGAWA,


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