Synthesis and Characterization of Teranthene: A Singlet Biradical Polycyclic Aromatic Hydrocarbon Having Kekulé Structures
Journal of the American Chemical Society2010Vol. 132(32), pp. 11021–11023
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Akihito Konishi, Yasukazu Hirao, Masayoshi Nakano, Akihiro Shimizu, Edith Botek, Benoı̂t Champagne, Daisuke Shiomi, Kazunobu Sato, Takeji Takui, Kouzou Matsumoto, Hiroyuki Kurata, Takashi Kubo
Abstract
A teranthene derivative has been successfully isolated in a crystalline form for the first time. Geometrical considerations and physical property investigations indicate that the molecule possesses prominent biradical character in the ground state.