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Heterocyclic synthesis using nitrile imines. 4. Synthesis of 3-substituted 1-aryl-1,2,4-triazaspiroalk-2-enes

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Chemistry of Heterocyclic Compounds Aims and scope

Abstract

Cycloalkanone oximes react with C-(2-furoyl)-, C-(2-thenoyl)- and C-(phenylaminocarbonyl)nitrile imines to give unexpected 3-substituted 1-aryl-1,2,4-triazaspiroalk-2-enes rather than the cycloaddition or the cyclocondensation products.

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For Part 3 see Ref. 1.

Published in Khimiya Geterotsiklicheskikh Soedinenii, No. 11, pp. 1626–1631, November, 2004.

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Dalloul, H.M. Heterocyclic synthesis using nitrile imines. 4. Synthesis of 3-substituted 1-aryl-1,2,4-triazaspiroalk-2-enes. Chem Heterocycl Compd 40, 1402–1407 (2004). https://doi.org/10.1007/s10593-005-0053-3

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  • DOI: https://doi.org/10.1007/s10593-005-0053-3

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