Preparation of pyridines and nicotinonitrile from piperidines

C - Chemistry – Metallurgy – 07 – D

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260/294.5

C07D 213/06 (2006.01) B01J 23/22 (2006.01) C07D 213/133 (2006.01) C07D 213/84 (2006.01)

Patent

CA 1063608

PREPARATION OF PYRIDINES AND NICOTINONITRILE FROM PIPERIDINES Abstract of the Disclosure A piperidine, such as methyl piperidine is converted to the corresponding pyridine by the use of a supported vanadia catalyst. Nicotinonitrile can be produced by conversion of 3-methyl piperidine to 3-methyl pyridine with a supported vanadia catalyst, followed by ammonolysis to nicotinonitrile by the use of a supported vanadia catalyst.¦

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