Highly electron-deficient neutral and cationic zirconium complexes with bis(σ-aryl)amine dianionic tridentate ligands

Organometallics

Volumn 17, Issue 17, 1998, Pages 3645-3647

  Bouwkamp, Marco ^a   Van Leusen, Daan ^a   Meetsma, Auke ^a   Hessen, Bart ^a  

^a UNIVERSITY OF GRONINGEN   (Netherlands)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0001036646     PISSN: 02767333     EISSN: None     Source Type: Journal    
DOI: 10.1021/om980358s     Document Type: Article

References (27)

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7. (g) Tsuie, B.; Swenson, D. C.; Jordan, R. F.; Petersen, J. L. Organometallics 1997, 16, 1392.
8. (h) Warren, T. B.; Schrock, R. R.; Davis, W. M. Organometallics 1998, 17, 308.
9. (a) Cloke, F. G. N.; Hitchcock, P. B.; Love, J. B. J. Chem. Soc., Dalton Trans. 1995, 25.
10. (b) Clark, H. C. S.; Cloke, F. G. N.; Hitchcock, P. B.; Love, J. B.; Wainwright, A. P. J. Organomet. Chem. 1995, 501, 333.
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12. (d) Guérin, F.; McConville, D. H.; Vittal, J. J. Organometallics 1997, 16, 1491.
13. (e) Baumann, R.; Davis, W. M.; Schrock, R. R. J. Am. Chem. Soc. 1997, 119, 3830.
14. (f) Male, N. A. H.; Thornton-Pett, M.; Bochmann, M. J. Chem. Soc., Dalton Trans. 1997, 2487.
15. Tsukehara, T.; Swenson, D.; Jordan, R. F. Organometallics 1997, 16, 3303.
16. 2- show trigonal-prismatic rather than octahedral geometries, which is attributed to the lack of ligand-to-metal π-donation. See: (a) Morse, P. M.; Girolami, G. S. J. Am. Chem. Soc. 1989, 111, 4114. (b) Girolami, G. S.; Nelsen, M. J. Abstracts of Papers, 213th National Meeting of the American Chemical Society, San Francisco, April 1997; American Chemical Society: Washington, DC, 1997; INOR 710.
17. 2- show trigonal-prismatic rather than octahedral geometries, which is attributed to the lack of ligand-to-metal π-donation. See: (a) Morse, P. M.; Girolami, G. S. J. Am. Chem. Soc. 1989, 111, 4114. (b) Girolami, G. S.; Nelsen, M. J. Abstracts of Papers, 213th National Meeting of the American Chemical Society, San Francisco, April 1997; American Chemical Society: Washington, DC, 1997; INOR 710.
18. Carré, F. H.; Corriu, R. J. P.; Lanneau, G. F.; Merle, P.; Soulairol, F.; Yao, J. Organometallics 1997, 16, 3878.
19. 2), 122.38, 123.06, 126.98, 127.22 (Ar CH, other two resonances overlapped by solvent), 144.48, 144.64, 145.27, 146.14 (Ar C-C), 195.05, 195.87 (Ar C-Zr).
20. 0) and 244 parameters.
21. Courtot, P.; Pichon, R.; Salaun, J. Y. Can. J. Chem. 1991, 69, 661.
22. Wengrovius, J. H.; Schrock, R. R. J. Organomet. Chem. 1981, 205, 319.
23. 2), 121.59, 122.35, 123.36, 125.14, 126.17, 127.43, 128.41, 128.47, 129.52, 129.80, 129.83, 131.06 (all d, Ar CH), 132.65, 136.59, 141.11, 143.94, 146.48 (all s, Ar C), 192.07 (s, Ar C-Zr).
24. 0) and 484 parameters.
25. FF = 21 Hz, m-F), Δδ(p-m) = 4.41 ppm.
26. See for example ref 2c and: Sinnema, P.-J.; Liekelema, K.; Staal, O. K. B.; Hessen, B.; Teuben, J. H. J. Mol. Catal. A: Chem. 1998, 128, 143.
27. 2), 198.85 (s, Ar C-Zr).