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Heteroring contraction in 1-diazoanthrapyridone

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Chemistry of Heterocyclic Compounds Aims and scope

Abstract

Anthrapyridone-1-diazonium salts are converted with ring contraction to pyrroloanthrone-1-carboxylic acid and, in the presence of alcohols, to its esters.

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Literature cited

  1. M. V. Kazankov and N. P. Makshanova, Zh. Vses. Khim. O-va, 19, 461 (1974).

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Authors and Affiliations

  1. Scientific-Research Institute of Organic Intermediates and Dyes, 103787, Moscow

    M. V. Kazankov, N. P. Makshanova & E. G. Kuznetsova

Authors
  1. M. V. Kazankov
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  2. N. P. Makshanova
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  3. E. G. Kuznetsova
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Additional information

See [1] for our preliminary communication.

Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 8, pp. 1103–1105, August, 1977.

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Kazankov, M.V., Makshanova, N.P. & Kuznetsova, E.G. Heteroring contraction in 1-diazoanthrapyridone. Chem Heterocycl Compd 13, 888–890 (1977). https://doi.org/10.1007/BF00488917

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  • DOI: https://doi.org/10.1007/BF00488917

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