Abstract
Heating of a solution of [(Dpp-bian)GaH2] (I) (Dpp-bian = 1,2-bis[(2,6-diisopropylphenyl)imino]acenaphthene) in pyridine leads to elimination of a hydrogen atom and reduction of the diimine ligand to dianion, resulting in the complex [(Dpp-bian)GaH(Py)] (II). The reaction of I with 1,3-diisopropyl-4,5-dimethylimidazol-2-ylidene (i-Pr2ImMe) is accompanied by a similar process, with the reaction product being identified as [(Dpp-bian)GaH(i-Pr2ImMe)] (III). Diamagnetic derivatives II and III were characterized by 1H NMR spectroscopy. The molecular structure of compound II was established by X-ray diffraction (CIF file CCDC no. 1973549).
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This work was carried out within the state assignment using the research equipment of the Center for Collective Use “Analytical Center of the of the Razuvaev Institute of Organometallic Chemistry, Russian Academy of Sciences.”
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The authors congratulate Academician I.L. Eremenko with a 70th birthday
Translated by Z. Svitanko
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Koptseva, T.S., Sokolov, V.G., Baranov, E.V. et al. New Gallium Hydrides with Dianionic Acenaphthene-1,2-Diimine Ligands. Russ J Coord Chem 46, 379–385 (2020). https://doi.org/10.1134/S1070328420060020
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DOI: https://doi.org/10.1134/S1070328420060020