Abstract
4-Chlorobenzopyrylium and 4-chloroflavylium salts have been synthesized, and some reactions of benzopyrylium cations of this type have been studied.
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E. K. Orlova, I. D. Tsvetkova, V. S. Troitskaya, V. G. Vinokurov, and V. A. Zagorevskii, KhGS [Chemistry of Heterocyclic Compounds], 5, 429 (1969).
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V. A. Zagorevskii, I. D. Tsvetkova, and E. K. Orlova, KhGS [Chemistry of Heterocyclic Compounds], 3, 786 (1967).
V. A. Zagorevskii, I. D. Tsvetkova, and E. K. Orlova, The Synthesis of Natural Compounds and Their Analogs and Fragments [in Russian], p. 142 (1965).
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V. A. Zagorevskii, I. D. Tsvetkova, E. K. Orlova, and S. L. Portnova, KhGS [Chemistry of Heterocyclic Compounds], 5, 422 (1969).
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Translated from Khimiya Geterotsiklicheskikh Soedinenii, Vol. 6, No. 8, pp. 1028–1030, August, 1970.
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Zagorevskii, V.A., Orlova, E.K. & Tsvetkova, I.D. Synthesis of some 4-chlorobenzopyrylium salts and their reactions. Chem Heterocycl Compd 6, 955–957 (1970). https://doi.org/10.1007/BF00480621
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DOI: https://doi.org/10.1007/BF00480621