Interchangeable Coordination Geometries: pH-Controlled Change of Trigonal-Prismatic to Octahedral Metal Coordination in a Dinuclear Cobalt(II) Complex

Angewandte Chemie (International Edition in English)

Volumn 36, Issue 24, 1997, Pages 2791-2793

  Wendelstorf, Carsten ^a   Krämer, Roland ^a  

^a UNIVERSITY OF MÜNSTER   (Germany)

Author keywords

Cobalt; Coordination modes; Dinuclear complexes; Macrocyclic ligands

Indexed keywords

EID: 0032491789     PISSN: 05700833     EISSN: None     Source Type: Journal    
DOI: 10.1002/anie.199727911     Document Type: Article

References (23)

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7. R. Hoffmann, J. M. Howell, A. R. Rossi, J. Am. Chem. Soc. 1976, 98, 2484; E. Larsen, G. N. La Mar, B. E. Wagner, J. E. Parks, R. H. Holm, Inorg. Chem. 1972, 11, 2652-2668; R. A. D. Wentworth, Coord. Chem. Rev. 1972, 9, 171; W. O. Gillum, R. A. D. Wentworth, R. F. Childers, Inorg. Chem. 1970, 9, 1825-1832; R. Eisenberg, Prog. Inorg. Chem. 1970, 12, 295.
8. R. Hoffmann, J. M. Howell, A. R. Rossi, J. Am. Chem. Soc. 1976, 98, 2484; E. Larsen, G. N. La Mar, B. E. Wagner, J. E. Parks, R. H. Holm, Inorg. Chem. 1972, 11, 2652-2668; R. A. D. Wentworth, Coord. Chem. Rev. 1972, 9, 171; W. O. Gillum, R. A. D. Wentworth, R. F. Childers, Inorg. Chem. 1970, 9, 1825-1832; R. Eisenberg, Prog. Inorg. Chem. 1970, 12, 295.
9. 2+) in the same crystal, but with a different set of donor atoms: V.-C. Arunasalam, I. Baxter, S. R. Drake, M. B. Hursthouse, K. M. Abdul-Malik, D. J. Otway, Inorg. Chem. 1995, 34, 5295-5306.
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14. a) S. A. Kubow, K. J. Takeuchi, J. J. Grzybowski, A. J. Jircitano, V. L. Goedken, Inorg. Chim. Acta 1996, 241, 21-30;
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17. See, however, H. Al-Sagher, I. Fallis, L. J. Farrugia, R. D. Peacock, J. Chem. Soc. Chem. Commun. 1993, 1499-1500; J. A. Bertrand, J. A. Kelley, E. G. Vassian, J. Am. Chem. Soc. 1969, 91, 2394.
18. See, however, H. Al-Sagher, I. Fallis, L. J. Farrugia, R. D. Peacock, J. Chem. Soc. Chem. Commun. 1993, 1499-1500; J. A. Bertrand, J. A. Kelley, E. G. Vassian, J. Am. Chem. Soc. 1969, 91, 2394.
19. -3; structure solution: Patterson-method of SHELXS 86, structure refinement: SHELXL 93, full matrix least squares. H atoms: "riding model". Further Crystallographic details are available on request from Fachinformationszentrum Karlsruhe, D-76344 Eggenstein-Leopoldshafen, on quoting the deposition numbers CSD 407716 (1) and CSD 407717 (2).
20. II complexes of CN 6 are rare, the Co - N distances are about 0.1 Å shorter; see for example [7a].
21. R. J. Motekaitis, A. E. Martell, J.-M. Lehn, E. I. Watanabe, Inorg. Chem. 1982, 21, 4253; R. Menif, J. Reibenspies, A. E. Martell, ibid. 1991, 30, 3446-3454; L. H. Tan, M. R. Taylor, K. P. Wainwright, P. A. Duckworth, J. Chem. Soc. Dalton Trans. 1993, 2921-2928.
22. R. J. Motekaitis, A. E. Martell, J.-M. Lehn, E. I. Watanabe, Inorg. Chem. 1982, 21, 4253; R. Menif, J. Reibenspies, A. E. Martell, ibid. 1991, 30, 3446-3454; L. H. Tan, M. R. Taylor, K. P. Wainwright, P. A. Duckworth, J. Chem. Soc. Dalton Trans. 1993, 2921-2928.
23. R. J. Motekaitis, A. E. Martell, J.-M. Lehn, E. I. Watanabe, Inorg. Chem. 1982, 21, 4253; R. Menif, J. Reibenspies, A. E. Martell, ibid. 1991, 30, 3446-3454; L. H. Tan, M. R. Taylor, K. P. Wainwright, P. A. Duckworth, J. Chem. Soc. Dalton Trans. 1993, 2921-2928.