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Cyanoacetic acid hydrazide in heterocyclic synthesis: A new route for the synthesis of several annelated pyran derivatives

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Abstract

Cyanoacetic acid hydrazide reacted with some 2-pyrazolin-5-one, isoxazol-5-one and 2-thiazolin-4-one and their ylidene derivatives to yield several new annelated pyran heterocycles. Structures were established on the basis of elementary analyses and spectral data studies in addition to synthesis via other routes.

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Eldin, S.M., El-Din, A.A.M. & Basyouni, W.M. Cyanoacetic acid hydrazide in heterocyclic synthesis: A new route for the synthesis of several annelated pyran derivatives. Arch. Pharm. Res. 16, 318–321 (1993). https://doi.org/10.1007/BF02977523

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  • DOI: https://doi.org/10.1007/BF02977523

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