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Autori: A. C. Razus, C. Pavel, O. Lehadus, S. Nica and L. Birzan
Editorial: Tetrahedron, 64, p.1792-1797, 2008.
The synthesis of a new biazulenyl system, which contains azulene moieties coupled in 1- and 6-position is reported. The structure of the isolated compounds, as well as the calculated dihedral angle between the planes of the coupled moieties, has been correlated with the recorded spectra.
Cuvinte cheie: Biazulenyls, Hafner-annulation reaction