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Communication | Regular issue | Vol 31, No. 9, 1990, pp.1575-1576
Published online, 1st January, 1970
DOI: 10.3987/COM-90-5474
Preparation of Benzopolythia Compounds as Two-dimensionally Expanded Polythia Systems and the ESR Spectra of the Related Compounds

Tatusya Nabeshima, Naomichi Furukawa,* Tohru Ishizawa, Kenji Morihashi, and Osamu Kikuchi

*Department of Chemistry, University of Tsukuba, 1-1-1 Ten-nodai, Tsukuba-shi, Ibaraki, 305-8571, Japan


Benzopolythia compounds, dibenzo-1,4,5,8-tetrathiaphenanthrene and tribenzo-1,4,5,8,9,12-hexathiatriphenylene, have been prepared. The esr spectra of cation radicals of several polythia compounds reveal delocalization of spin density at the sulfur atoms by the aromatic or olefinic moietyies.