Producing pyridines aromatically or heteroaromatically...

Details Producing pyridines aromatically or heteroaromatically... Producing pyridines aromatically or heteroaromatically...

C - Chemistry, Metallurgy

07

D

260/277, 260/295

C07D 213/06 (2006.01) C07D 213/12 (2006.01) C07D 213/22 (2006.01) C07D 401/04 (2006.01)

Patent

CA 1085850

ABSTRACT OF THE DISCLOSURE The present invention provides 3 process for producing pyridines which are aromatically or heteroaromatically substituted in the 2 position, in which aliphatic-aromatic or aliphatic- hetero-aromatic ketones are reacted at temperatures from approximately 250 to 550°C with aliphatic oxo compounds, which have an unsaturated carbon bond adjacent to the oxo group, in the gas phase in the presence of ammonia and in the presence of a catalyst having dehydrating and dehydrogenating properties.

285956

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