Chalcogen Diimides: Relative Stabilities of Monomeric and Dimeric

Jari Konu, Arto Maaninen, Katja Paananen, Petri Ingman, Risto S. Laitinen, Tristram Chivers, and ... Russell J. Boyd, Neil Burford, and Charles L. B. ...
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Inorg. Chem. 1998, 37, 354-359

Chalcogen Diimides: Relative Stabilities of Monomeric and Dimeric Structures, [E(NMe)2]n (E ) S, Se, Te; n ) 1, 2) Nicole Sandblom, Tom Ziegler,* and Tristram Chivers*,† Department of Chemistry, The University of Calgary, Calgary, Alberta, Canada T2N 1N4 ReceiVed June 4, 1997

Density functional theory (DFT) calculations have been used to investigate the process of dimerization for the three chalcogen diimides MeNdEdNMe (E ) S, Se, Te). DFT calculations for these monomers reveal that the energies of the syn,syn and syn, anti isomers differ by