Abstract
Transformation of benzo[c]phenoxazin-3-one by free arylamines into 2-arylamino-5-arylbenzo[c]phenazin-3-ones is observed. The same reaction with protonation of substrate leads to selective formation of 2-arylaminobenzo[c]phenoxazin-3-ones.
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Translated from Khimiya Geterotsiklicheskikh Soedinenií, No. 12, pp. 1679–1681, December, 1988.
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Vysokov, V.I., Afanas'eva, G.B., Chupakhin, O.N. et al. Chemistry of heterocyclic quinonimines. 10. Transformation of benzo[c]phenoxazine ring into benzo[c]phenazone by aromatic amines. Chem Heterocycl Compd 24, 1388–1391 (1988). https://doi.org/10.1007/BF00486686
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DOI: https://doi.org/10.1007/BF00486686