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Taylor & Francis Ltd

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Synthesis of some new 1-aryl-4-formyl-3-(4-hydroxy-6-methyl-2-oxo-2H-pyran-3-yl)pyrazoles using the Vilsmeier–Haack reaction — Isolation of the key intermediate 1-aryl-3-(4-hydroxy-6-methyl-2-oxo-2H-pyran-3-yl)pyrazoles

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Canadian Journal of Chemistry, Vol. 84, Iss. 3, 2006-03 ,pp. : 438-442

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Synthesis of 4H-Pyran Derivatives Under Solvent-Free and Grinding Conditions

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