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Synthesis of 6-(2-hydroxyaryl)-2-pyridones by the reaction of chromones with cyanoacetic, acetoacetic, and malonic acid amides

✍ Scribed by Safrygin, A. V.; Anufriev, V. A.; Sosnovskikh, V. Ya.


Book ID
121549245
Publisher
Springer
Year
2013
Tongue
English
Weight
239 KB
Volume
62
Category
Article
ISSN
1573-9171

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## Abstract The 3‐(2‐benzyloxy‐6‐hydroxyphenyl)‐5‐(methyl, phenyl or styryl)pyrazoles were prepared from the reaction of 2‐(methyl, phenyl or styryl)chromones with methylhydrazine. The structure of these compounds has been determined by several nmr techniques, and the reaction mechanism is discusse