Facile one-pot synthesis of 5-substituted isoxazoles and pyrazoles through microwave-promoted intramolecular cyclization of γ-hydroxyalkynal oximes and hydrazones
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DOI: 10.1080/00397911.2016.1263892
Abstract: ABSTRACT Simple and efficient one-pot synthesis of 5-substituted isoxazoles and pyrazoles has been developed. The formation of the target isoxazoles and pyrazoles is initiated by 1,2-nucleophilic addition of generated in situ hydroxylamine or hydrazine to… read more here.
Keywords: isoxazoles pyrazoles; intramolecular cyclization; pot synthesis; synthesis substituted ... See more keywords