Skip to main content
SpringerLink
Log in

Syntheses, structures, and reactions of di- and tetrahydropyrroles

VII. Imino-enamine tautomerism of pyrrolines in solutions

  • Published:
Chemistry of Heterocyclic Compounds Aims and scope

Abstract

PMR spectroscopy showed that 2,4,4-trimethyl-, 2,4,4-trimethyl-3-carbethoxy-, and 2,4,4-trimethyl-3-acetyl-Δ1-pyrrolines usually exist in solutions exclusively in the imine form, regardless of the polarity of the solvents.

This is a preview of subscription content, log in via an institution to check access.

Access this article

Log in via an institution

Price excludes VAT (USA)
Tax calculation will be finalised during checkout.

Instant access to the full article PDF.

Institutional subscriptions

Similar content being viewed by others

Literature cited

  1. J. H. Burckhalter and J. H. Short, J. Org. Chem., 23, 1278 (1958).

    Google Scholar 

  2. A. P. Terent'ev, A. N. Kost, and A. M. Berlin, Zh. Obshch. Khim., 25, 1613 (1955).

    Google Scholar 

  3. B. Witkop, J. Am. Chem. Soc., 76, 5597 (1954).

    Google Scholar 

  4. J. E. Evans, J. Am. Chem. Soc., 73, 5230 (1951).

    Google Scholar 

  5. M. C. Kloetzel, J. L. Pinkus, and R. M. Washburn, J. Am. Chem. Soc., 79, 4222 (1957).

    Google Scholar 

  6. R. Bonnett and D. E. McGreer, Canad. J. Chem., 40, 177 (1962).

    Google Scholar 

  7. P. M. Maginnity and J. B. Cloke, J. Am. Chem. Soc., 73, 49 (1951).

    Google Scholar 

  8. A. A. Cherkasova, R. P. Evstigneeva, and N. A. Preobrazhenskii, Zh. Obashch. Khim., 32, 3546 (1962).

    Google Scholar 

  9. H. Ahlbrecht, Tetrahedron Lett., 42, 4421 (1968).

    Google Scholar 

  10. C. A. Grob, Helv. Chim. Acta, 33, 1787 (1950).

    Google Scholar 

  11. B. I. Ionin and B. A. Ershov, NMR Spectroscopy in Organic Chemistry [in Russian], Leningrad (1967), p. 116.

  12. K. V. Vatsuro, Author's Abstract of Candidate's Dissertation [in Russian], Moscow (1967).

  13. M. I. Kabachnik, S. T. Ioffe, E. M. Popov, and K. V. Vatsuro, Zh. Obshch. Khim., 31, 2122 (1961).

    Google Scholar 

  14. R. Bonnett, V. M. Clark, A. Giddey, and A. Todd, J. Chem. Soc., 2087 (1959).

  15. V. M. Berezovskii, V. B. Spiro, and B. M. Sheiman, Khim. Geterotsikl. Soedin., 108 (1968).

  16. V. M. Berezovskii, V. B. Spiro, L. Ya. Denisova, and B. M. Sheiman, Khim. Geterotsikl. Soedin., 628 (1968).

Download references

Author information

Authors and Affiliations

  1. All-Union Scientific-Research Vitamin Institute, Moscow

    B. M. Sheiman, S. F. Dymova, V. B. Spiro, I. M. Kustanovich & V. M. Berezovskii

Authors
  1. B. M. Sheiman
    View author publications

    You can also search for this author in PubMed Google Scholar

  2. S. F. Dymova
    View author publications

    You can also search for this author in PubMed Google Scholar

  3. V. B. Spiro
    View author publications

    You can also search for this author in PubMed Google Scholar

  4. I. M. Kustanovich
    View author publications

    You can also search for this author in PubMed Google Scholar

  5. V. M. Berezovskii
    View author publications

    You can also search for this author in PubMed Google Scholar

Additional information

Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 4, pp. 475–478, April, 1971.

Rights and permissions

Reprints and permissions

About this article

Cite this article

Sheiman, B.M., Dymova, S.F., Spiro, V.B. et al. Syntheses, structures, and reactions of di- and tetrahydropyrroles. Chem Heterocycl Compd 7, 443–446 (1971). https://doi.org/10.1007/BF00471481

Download citation

  • Received:

  • Issue Date:

  • DOI: https://doi.org/10.1007/BF00471481

Keywords

Search

Navigation