Crystal structures and solution behavior of paramagnetic, trinuclear, mixed-valent cobalt complexes with salen-type ligands

European Journal of Inorganic Chemistry

Volumn , Issue 18, 2009, Pages 2629-2638

  Mechi, Lassaad ^a   Siega, Patrizia ^a   Dreos, Renata ^a   Zangrando, Ennio ^a   Randaccio, Lucio ^a  

^a UNIVERSITY OF TRIESTE   (Italy)

Author keywords

Cobalt; Mixed valent compounds; N,O ligands; NMR spectroscopy; Solid state structures

Indexed keywords

CHLORINE; CHLORINE COMPOUNDS; COBALT COMPOUNDS; ISOMERS; MAGNETIC MOMENTS; NUCLEAR MAGNETIC RESONANCE SPECTROSCOPY; PARAMAGNETISM; SYNTHESIS (CHEMICAL);

COMPLEX 1; MIXED-VALENT; MIXED-VALENT COMPOUNDS; N,O LIGAND; NMR SIGNALS; NMR-SPECTROSCOPY; O LIGANDS; SALEN-TYPE LIGANDS; SOLID-STATE STRUCTURES; TRINUCLEAR;

LIGANDS;

EID: 80053334502     PISSN: 14341948     EISSN: 10990682     Source Type: Journal    
DOI: 10.1002/ejic.200900122     Document Type: Article

References (41)

1. a) N. Bresciani Pahor, M. Forcolin, L. G. Marzilli, L. Randaccio, M. F. Summers, P. J. Toscano, Coord. Chem. Rev. 1985, 63,1;
2. b) L. Randaccio, Comments Inorg. Chem. 1999, 21, 327.
3. a) D. H. Busch, N. W. Alcock, Chem. Rev. 1994, 94, 585;
4. b) E. C. Niederhoffer, J. H. Timmons, A. E. Martell, Chem. Rev. 1984, 84, 137.
5. a) R. A. Sheldon, J. K. Kochi, Metal Catalyzed Oxidations of Organic Compounds, Academic Press, New York, 1981, p. 215;
6. Oxidase and Related Redox Systems (Eds.: T. E. King, H. S. Mason, M. Morrison), University Park Press, Baltimore, 1973, vol. 1 and 2;
7. c) N. S. Venkataramanan, G. Kuppuraj, S. Rajagopal, Coord Chem. Rev. 2005, 249, 1249;
8. d) C. L. Bailey, R. S. Drago, Coord Chem. Rev. 1987, 79, 321.
9. R. Dreos, G. Nardin, L. Randaccio, R Siega, G. Tauzher, V. Vrdoljak, Inorg. Chim. Acta 2003, 349, 239.
10. R. Dreos, G. Nardin, L. Randaccio, P. Siega, G. Tauzher, V. Vrdoljak, Inorg Chem. 2003, 42, 6805.
11. R. Dreos, P. Siega, Organometallics 2006, 25, 5180.
12. a) E. Sinn, C. M. Harris, Coord. Chem. Rev. 1969, 4, 391;
13. b) N. Bresciani-Pahor, M. Calligaris, P. Delise, G. Nardin, L. Randaccio, E. Zotti, G. Facchinetti, C. Floriáni, J. Chem. Soc, Dalton Trans. 1976, 2310;
14. c) C. Floriáni, F. Calderazzo, L. Randaccio, J. Chem. Soc, Chem. Commun. 1973, 384.
15. Biomimetic Oxidations Catalyzed by Transition Metals (Ed.: B. Meunier), Imperial College Press, London, 2000.
16. S. J. Lippard, J. M. Berg, Principles of Bioinorganic Chemistry, University Science Books, Mill Valley, CA, 1994.
17. a) C. Fukuhara, E. Asato, T. Shimoji, K. Katsura, M. Mori, K. Matsumoto, S. Ooi, J. Chem. Soe, Dalton Trans. 1987, 1305;
18. b) S. Chattopadhyay, G. Bocelli, A. Musatti, A. Ghosh, Inorg. Chem. Commun. 2006, 9, 1053;
19. c) X. He, C-Z. Lu, C-D. Wu, J. Coord. Chem. 2006, 59, 977;
20. d) S. Banerjee, X-T. Chen, C- Z. Lu, Polyhedron 2007, 26, 686;
21. e) S. Chattopadhyay, M. G. B. Drew, A. Ghosh, Eur. J. Inorg. Chem. 2008, 1693;
22. f) J. Welby, L. N. Rusere, J. M. Tanski, L. A. Tyler, Inorg. Chim. Acta 2009,362, 1405;
23. g) A. Ray, G. M. Rosair, R. S. Kadam, Polyhedron 2009, 28, 796.
24. NMR of Paramagnetic Molecules: Principles and Applications (Eds.: G.N. La Mar, W. D. Horrocks Jr., R. H. Holm), Academic Press, New York, 1973, p. 249.
25. The complexes of the series (4,4',7,7'tmsalen) are dimers or pentacoordinate in the solid state and hexacoordinate (solvated) or pentacoordinate in solution (see ref. [4]).
26. M. Calligaris, G. Nardin, L. Randaccio, Coord Chem. Rev. 1977, 385, 403.
27. a) A. Gerli, K. S. Hagen, L. G. Marzilli, Inorg Chem. 1991, 30, 4613;
28. b) D.-H. Shi, Z.-L. You, C. Xu, Q. Zhang, H.-L. Zhu, Inorg Chem. Commun. 2007,10, 404;
29. Z.-L. You, H.-L. Zhu, W.-S. Liu, Acta Crystallogr, Sect. E 2004, 60, ml900;
30. d) Y- P. Diao, S.-S. Huang, H.-L. Zhang, S. Deng, K.-X. Liu, Acta Crystallogr., Sect. E 2007, 63, ml694.
31. I. Bertini, C. Luchinat, Coord. Chem. Rev. 1996, 150, 1.
32. a) A. Dei, Inorg Chem. 1979, 18, 891;
33. b) L. J. Ming, H. G. Jang, L. Que Jr., Inorg Chem. 1992, 31, 359;
34. c) J. D. Epperson, L.-J. Ming, B. D. Woosley, G. R. Baker, G. R. Newkome, Inorg Chem. 1999, 38, 4498.
35. a) D. F. Evans, J. Chem. Soc. 1959, 2003;
36. b) D.H. Live, S.I. Chan, Anal. Chem. 1970, 42, 791;
37. c) D. Ostfeld, I.A. Cohen, J. Chem. Educ. 1972, 49, 829;
38. d) E. M. Schubert, J. Chem. Educ. 1992, 69, 62.
39. Z. Otwinowski, W. Minor, Processing of X-ray Diffraction Data Collected in Oscillation Mode, in Methods in Enzymology, vol. 276: Macromolecular Crystallography, part A, pp. 307-326, 1997 (Eds.: C. W. Carter Jr., R. M. Sweet), Academic Press.
40. G. M. Sheldrick, SHELX97 Programs for Crystal Structure Analysis (rel. 97-2), University of Göttingen, Germany, 1998.
41. L. J. Farrugia, J. Appl. Crystallogr. 1999, 32, 837.