Abstract:
Reduction of 1,1′-(4,6-dinitro-1,3-phenylene)dipyridinium dichloride with SnCl2 afforded dipyrido[1,2-a:1′,2′-a′]benzo[1,2-d:5,4-d]diimidazole which was converted into the corresponding quinone-type 6,13-dione in three simple steps.
Citation:
R. S. Begunov, A. A. Sokolov, I. V. Fedyanin, V. O. Sakulina, M. A. Syroeshkin, “A simple and convenient method for synthesizing dipyrido[1,2-a :1′,2′-a′]benzo[1,2-d:5,4-d]diimidazole-6,13-dione”, Mendeleev Commun., 29:2 (2019), 184–186
Linking options:
https://www.mathnet.ru/eng/mendc1465
https://www.mathnet.ru/eng/mendc/v29/i2/p184
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