Reactions of hydroxymethylene ketones. Part III. Synthesis of 1,2-dihydro-2-oxo-pyridine polycarboxylic acids
- 1 January 1968
- journal article
- research article
- Published by Royal Society of Chemistry (RSC) in Journal of the Chemical Society C: Organic
- p. 2140-2144
- https://doi.org/10.1039/j39680002140
Abstract
3-Cyano-6-styryl-2-pyridones (IV), prepared by condensation of cinnamoylacetaldehydes (I) with cyanoacetamide, have been degraded to a variety of products including 1,2-dihydro-2-oxopyridine-3-carboxylic acids. Analogously, ethyl 3-cyano-1,2-dihydro-2-oxo-6-styryl-pyridine-4-carboxylates (X) led to another series of 1,2-dihydro-2-oxopyridine carboxylic acids.Keywords
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