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Communication | Special issue | Vol 101, No. 1, 2020, pp.99-103
Published online, 3rd June, 2019
DOI: 10.3987/COM-19-S(F)7
A Novel Condensed Heterocyclic Quinone with a Dibenzofuranobisthiadiazole Skeleton

Kazuma Sugawara, Wataru Nojo, Yusuke Ishigaki, Junko Ohkanda, and Takanori Suzuki*

*Department of Chemistry, Faculty of Science, Hokkaido University, Sapporo, Hokkaido 060-0810, Japan


Upon oxidation of hydroquinone fused with 1,2,5-thiadiazole by using FeCl3, a novel dibenzofurano[1,2-c:6,7-c']bis[1,2,5]thiadiazole-type quinone was obtained whereas the similar dimerization-condensation process did not occur for the pyrazine-fused hydroquinone under the similar conditions.