An effective one-stage method is proposed for obtaining symmetrical dicarbazole-biphenyls, components of phosphorescent organic light-emitting diodes through organocuprates of the corresponding N-(bromophenyl)carbazoles. The reaction products were obtained in moderate to high yields.
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Dedicated to Academician V. N. Charushin on his 60th birthday.
Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 5, pp. 692–695, May, 2011.
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Zyryanov, G.V., Kovalev, I.S., Egorov, I.N. et al. Synthesis of symmetrical dicarbazole-biphenyls, components of phosphorescentorganic light-emitting diodes (PHOLEDs) using organocuprates. Chem Heterocycl Comp 47, 571–574 (2011). https://doi.org/10.1007/s10593-011-0800-6
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DOI: https://doi.org/10.1007/s10593-011-0800-6