Synthesis and properties of Di-μ-superoxo dinuclear cobalt(II, III) complex

Chemistry Letters

Volumn , Issue 12, 1997, Pages 1255-1256

  Hayashi, Yoshihito ^a   Obata, Masahiro ^a   Suzuki, Masatatsu ^a   Uehara, Akira ^a  

^a KANAZAWA UNIVERSITY   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0001251713     PISSN: 03667022     EISSN: None     Source Type: Journal    
DOI: 10.1246/cl.1997.1255     Document Type: Article

References (18)

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9. S. J. Lippard, in "Progress in Inorganic Chemistry," ed by S. J. Lippard, John Wiley & Sons, New York (1987), Vol. 35, p 329.
10. 3tacn: 1,4,7-trimethyl-1,4,7-triazacyclononane, acac: acetylacetonate.
11. 4 (3 mmol) produces red crystals of 1. The crystals may be recrystallized as described in text.
12. 2 = 0.1717 for 9832 independent reflections, data / restraints / parameters 9832 /42/515
13. max(ε): 766 (550), 430 (3300), 312 (13300) nm. Magnetic moment: 1.89 B. M.
14. 2 = 0.1333 for 2427 data.
15. The dihedral angles of Co(1)-O(2)-O(3) and Co(2)-O(3)-O(2) were 3.1°, respectively.
16. Coulometric measurements of Co(II, III)-Co(III, III): 0.93 electron at 1.0 V and Co(II, III)-Co(II, II): 1.06 at 0.1 V.
17. P. Chaudhuri, J. Querbach, K. Wieghardt, B. Nuber and J. Weiss, J. Chem. Soc., Dalton Trans., 1990, 271.
18. max(ε): 664 (624), 472 (647) nm.