Conclusions
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1.
Binuclear complexes of rhodium in oxidation state I were obtained with bifunctional ligands: hexamethylenediamine, decamethylenediamine, 2,2′-diaminodiphenyl, o-phenanthroline, and 8,8′-dihydroxy-5,5′-diquinolyl.
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2.
Mononuclear complexes of rhodium with 2,2′-diaminodiphenyl and o-phenanthroline were obtained.
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3.
The formation of mononuclear complexes passes through the stage of binuclear complex formation, followed by rupture of the rhodium-nitrogen bond in the presence of excess ligand. It was proposed that one of the factors causing the formation of mononuclear complexes is the trans-effect of the carbonyl group.
Literature cited
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R. Ugo, I. L. A. Monica, S. Cenini, and F. Bonati, J. Organometal. Chem.,11, 159 (1968).
T. A. Manuel, Advances Organometal. Chem.,3, 191 (1965).
I. A. McClevery and Y. W. Wilkinson, Inorgan. Synth.,8, 211 (1966).
I. P. Phillips, I. F. Deye, and T. Leach, Analyt. Chem. Acta,23, 131 (1960).
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Translated from Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, No. 4, pp. 940–942, April, 1970.
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Karyakina, G.I., Khidekel', M.L. Carbonyl complexes of rhodium(I) with aliphatic and aromatic bifunctional ligands. Russ Chem Bull 19, 892–894 (1970). https://doi.org/10.1007/BF00867263
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DOI: https://doi.org/10.1007/BF00867263