Abstract
1-Acetylenyl-2-formylanthraquinone oximes cyclize upon heating in an ethanol-water solution of K2CO3 to give 2-substituted naphtho[2,3-f]isoquinoline-7,12-dione N-oxides.
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Translated from Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, No. 6, pp. 1447–1450, June, 1991.
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Ivanchikova, I.D., Moroz, A.A. & Shvartsberg, M.S. Synthesis of 2-substituted naphtho[2,3-f]isoquinoline-7, 12-dione N-oxides. Russ Chem Bull 40, 1286–1289 (1991). https://doi.org/10.1007/BF00961315
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DOI: https://doi.org/10.1007/BF00961315