Process for the preparation of pyridone-2 by demethylation

Details Process for the preparation of pyridone-2 by demethylation Process for the preparation of pyridone-2 by demethylation

1984-11-14

1987-01-27

Rotman, Alan L.

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

546250, C07D21364

Patent

active

046395253

ABSTRACT:
Process for the preparation of 2-pyridone in the gas phase comprising contacting 6-methyl-2-pyridone with a metallic dealkylation catalyst in the presence of water at a temperature of 200.degree.-500.degree. C.

REFERENCES:
Abramovitch, Pyridine and its Derivatives, Supplement Part Three, pp. 795-796, Wiley-Interscience Pub., vol. 14 (1974).
Van Der Stoel, Chem. Abstracts, vol. 103, (No. 23), Abst. No. 196,010r, Dec. 9, 1985.
Chem. Abstracts vol. 89, No. 15, p. 580, Abs. No. 129404b (Oct. 9, 1978).

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