Oxo complexes of ruthenium

Ruthenium(V), (VI), (VII), (VIII) (d3, d2, d, d°) These complexes are restricted to halo, oxo and nitrido species such as [RuNClJ-, [RuNC15]2 and [Ru04]2-, . Oxo complexes of ruthenium have been used as oxidation catalysts. 

Bailey, A.J. Griffith, W.P. Savage, P.D. (1995) Studies on transition-metal nitrido and 0x0 complexes. 15. Oxo complexes of ruthenium with N,N -donors as oxidation catalysts for alkenes, alkanes, alcohols, and their osmium analogs, Dalton Trans., 3537-42. 

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