A Polyoxo-Polyolato Complex of Tantalum(v) with a Double Adamantane-Like [Ta7O12]11+ Core

Angewandte Chemie (International Edition in English)

Volumn 36, Issue 18, 1997, Pages 1964-1966

  Hegetschweiler, Kaspar ^a   Raber, Thomas ^a   Reiss, Guido J ^b   Frank, Walter ^b   Wörle, Michael ^b   Currao, Antonio ^b   Nesper, Reinhard ^b   Kradolfer, Thomas ^b  

^a SAARLAND UNIVERSITY   (Germany)

^b NONE

Author keywords

Cage compounds; Multinuclear complexes; O ligands; Polyoxometalates; Tantalum

Indexed keywords

EID: 0030826799     PISSN: 05700833     EISSN: None     Source Type: Journal    
DOI: 10.1002/anie.199719641     Document Type: Article

References (17)

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5. + (30%).
6. 2O) a closely linear dependence of the chemical shifts on pD is observed in the range 3.8 < pD < 12.9. Below pD 3.5 the shifts remain constant; δ for pD 3.0 and pD 13.0: 5.77 and 5.18 (6H), 3.79 and 2.11 (6H), 3.17 and 2.37 (36 H).
7. -3 [13].
8. a values and the NMR data indicate that the zwitterionic form is also present in solution.
9. 2O, all fall in the expected range: I. D. Brown, D. Altermatt, Acta Crystallogr. Sect. B, 1985, 41, 244.
10. -3 [13].
11. 6 adamantane cage with an oxide ion in the center has been described: S. S. Al-Juaid, N. H. Buttrus, C. Eaborn, P. B. Hitchcock, A. T. L. Roberts, J. D. Smith, A. C. Sullivan, J. Chem. Soc. Chem. Commun. 1986, 908.
12. A comprehensive review is found in J. J. Vittal, Polyhedron 1996, 15, 1585. See also S. Drüeke, K. Wieghardt, B. Nuber, J. Weiss, E. L. Bominaar, A. Sawaryn, H. Winkler, A. X. Trautwein, Inorg. Chem. 1989, 28, 4477. G. Bonavia, R. C. Haushalter, C. J. O'Connor, J. Zubieta, ibid. 1996, 35, 5603.
13. A comprehensive review is found in J. J. Vittal, Polyhedron 1996, 15, 1585. See also S. Drüeke, K. Wieghardt, B. Nuber, J. Weiss, E. L. Bominaar, A. Sawaryn, H. Winkler, A. X. Trautwein, Inorg. Chem. 1989, 28, 4477. G. Bonavia, R. C. Haushalter, C. J. O'Connor, J. Zubieta, ibid. 1996, 35, 5603.
14. A comprehensive review is found in J. J. Vittal, Polyhedron 1996, 15, 1585. See also S. Drüeke, K. Wieghardt, B. Nuber, J. Weiss, E. L. Bominaar, A. Sawaryn, H. Winkler, A. X. Trautwein, Inorg. Chem. 1989, 28, 4477. G. Bonavia, R. C. Haushalter, C. J. O'Connor, J. Zubieta, ibid. 1996, 35, 5603.
15. J. Sala-Pala, J.-E. Guerchais, A. J. Edwards, Angew. Chem. 1982, 94, 876; Angew. Chem. Int. Ed. Engl. 1982. 21, 870.
16. J. Sala-Pala, J.-E. Guerchais, A. J. Edwards, Angew. Chem. 1982, 94, 876; Angew. Chem. Int. Ed. Engl. 1982. 21, 870.
17. Crystallographic data (excluding structure factors) for the structures reported in this paper have been deposited with the Cambridge Crystallographic Data Centre as supplementary publication no. CCDC-100192 (1) and CCDC- 100188 (2). Copies of the data can be obtained free of charge on application to The Director, CCDC, 12 Union Road, Cambridge CB2 1EZ, UK (fax: int. code +(1223) 336-033; e-mail: deposit@chemcrys.cam.ac.uk).