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Ring-opening of quaternary salts of 1-ethylpyrazoline with an electron-accepting group in the ethyl radical

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Chemistry of Heterocyclic Compounds Aims and scope

Abstract

Electron-acceptor groups at theβ position in the ethyl radical of quaternary salts of N-ethylpyrazoline do not facilitate rupture of the C-N bond in the Hofmann degradation, and the pyrazole ring opens to giveβ-cyanoethylamines.

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References

  1. I. I. Grandberg, A. N. Kost, and Yu. A. Naumov, DAN, 149, 838, 1963.

    Google Scholar 

  2. B. V. Ioffe, and K. N. Zelenin, ZhOKh, 33, 3231, 1963.

    Google Scholar 

  3. R. Smith, and E. Otremba, J. Org. Chem., 27, 879, 1962.

    Google Scholar 

  4. B. V. Ioffe, Z. I. Sergeeva, and K. M. Dervinskaite, Vestn. MGU, 33, 2794, 1963.

    Google Scholar 

  5. Yu. A. Naumov, A. N. Kost, and I. I. Grandberg, Vestn. MGU, ser. khim., No. 1, 46, 1965.

    Google Scholar 

  6. B. V. Ioffe, and K. N. Zelenin, DAN, 154, 864, 1964.

    Google Scholar 

  7. J. Colonge, G. Descotes, and G. Frenay, Bull., 2264, 1963; RZhKh, 15Zh, 253, 1964.

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Authors and Affiliations

  1. Lomonosov Moscow State University, USSR

    I. I. Grandberg & Yu. A. Naumov

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  1. I. I. Grandberg
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  2. Yu. A. Naumov
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Grandberg, I.I., Naumov, Y.A. Ring-opening of quaternary salts of 1-ethylpyrazoline with an electron-accepting group in the ethyl radical. Chem Heterocycl Compd 1, 202–203 (1965). https://doi.org/10.1007/BF01046692

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  • DOI: https://doi.org/10.1007/BF01046692

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