Synthesis and Characterization of Teranthene: A Singlet Biradical Polycyclic Aromatic Hydrocarbon Having Kekule Structures

Konishi A; Hirao Y; Nakano M; Shimizu A; Botek E; Champagne B; Shiomi D; Sato K; Takui T; Matsumoto K; Kurata H; Kubo T

Journal of the American Chemical Society, Vol.132, No.32, 11021-11023, 2010

Konishi A, Hirao Y, Nakano M, Shimizu A, Botek E, Champagne B, Shiomi D, Sato K, Takui T, Matsumoto K, Kurata H, Kubo T

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.