Abstract
The reaction of 2-methylquinoline with 3,5-di-tert-butyl-1,2-benzoquinone afforded a mixture of 5,7-di-tert-butyl-3-hydroxy-2-(quinolin-2-yl)cyclohepta-2,4,6-trien-1-one and previously unknown 10-tert-butylindolo[1,2-a]quinoline-8,11-dione. The structure of the latter was determined by two-dimensional heteronuclear correlation NMR spectroscopy.
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Original Russian Text © G.S. Borodkin, A.A. Kolodina, E.A. Gusakov, I.G. Borodkina, P.B. Chepurnoi, S.B. Zaichenko, Yu.A. Sayapin, V.I. Minkin, 2016, published in Zhurnal Organicheskoi Khimii, 2016, Vol. 52, No. 7, pp. 1013–1017.
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Borodkin, G.S., Kolodina, A.A., Gusakov, E.A. et al. Two-dimensional correlation NMR study of the structure of by-product in the reaction of 2-methylquinoline with 3,5-di-tert-butyl-1,2-benzoquinone. Russ J Org Chem 52, 1007–1011 (2016). https://doi.org/10.1134/S1070428016070149
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DOI: https://doi.org/10.1134/S1070428016070149