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Reactions of β-Carbonyl-Substituted 4H-chromenes and 1H-benzo[f]Chromenes with 5-aminopyrazoles

A method for the preparation of pyrazolo[1,5-a]pyrimidines containing a 2-hydroxybenzyl or (2-hydroxynaphthalen-1-yl)methyl group in position 6 based on the reaction of β-carbonyl-substituted 4H-chromenes and their benzo analogs with 5-aminopyrazoles is proposed. A new type of ring-chain tautomerism...

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Главные авторы: Demidov, O. P., Демидов, О. П.
格式: Статья
語言:English
出版: Springer 2021
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在線閱讀:https://dspace.ncfu.ru/handle/20.500.12258/15848
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