"Metastable" Lu(GaMe4)3 reacts like masked [LuMe3]: Synthesis of an unsolvated lanthanide dimethyl complex

Organometallics

Volumn 28, Issue 23, 2009, Pages 6646-6649

  Zimmermann, Melanie ^a   Litlabø, Rannveig ^a   Törnroos, Karl W ^a   Anwander, Reiner ^b  

^a UNIVERSITY OF BERGEN   (Norway)

^b UNIVERSITY OF TÜBINGEN   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

ELIMINATION REACTION; HOMOLEPTIC; LANTHANIDES; LEWIS ACID; METHYL GROUP; QUANTITATIVE FORMATION; TRIMETHYL GALLIUM; WEAK INTERACTIONS;

CHEMICAL REACTIONS; FLUORINE CONTAINING POLYMERS; METHANE;

RARE EARTH ELEMENTS;

EID: 71949130409     PISSN: 02767333     EISSN: None     Source Type: Journal    
DOI: 10.1021/om900838h     Document Type: Article

References (56)

1. Edelmann, F. T. In Comprehensive Organometallic Chemistry III, Vol. 4.01; Crabtree, R. H., Mingos, D. M. P., Eds.; Elsevier: Oxford, 2006; pp 1-199.
2. (a) Davidson, P. J.; Lappert, M. F.; Pearce, R. Chem. Rev. 1976, 76, 219.
3. (b) Ziegler, T.; Folga, E.; Berces, A. J. J. Am. Chem. Soc. 1993, 115, 636.
4. (a) Watson, P. L. J. Am. Chem. Soc. 1983, 105, 6491.
5. (b) Watson, P. L.; Parshall, G. W. Acc. Chem. Res. 1985, 18, 51.
6. (c) Thompson, M. E.; Bercaw, J. E. Pure Appl. Chem. 1984, 56, 1.
7. (d) Thompson, M. E.; Baxter, S. M.; Bulls, A. R.; Burger, J. B.; Nolan, M. C.; Santarsiero, B. D.; Schaefer, W. P.; Bercaw, J. E. J. Am. Chem. Soc. 1987, 109, 203.
8. (e) Sadow, A. D.; Tilley, T. D. J. Am. Chem. Soc. 2003, 125, 7971.
9. (f) Evans, W. J.; Perotti, J. M.; Ziller, J. W. J. Am. Chem. Soc. 2005, 127, 3894.
10. Dietrich, H. M.; Grove, H.; Törnroos, K. W.; Anwander, R. J. Am. Chem. Soc. 2006, 128, 1458.
11. (a) Schumann, H.; Müller, J. Angew. Chem., Int. Ed. Engl. 1978, 17, 216.
12. (b) Schumann, H.; Pickardt, J.; Bruncks, N. Angew. Chem., Int. Ed. Engl. 1981, 20, 120.
13. (c) Schumann, H.; Müller, J.; Bruncks, N.; Lauke, H.; Pickardt, J.; Schwarz, H.; Eckart, K. Organometallics 1984, 3, 69.
14. (d) Schumann, H.; Lauke, H.; Hahn, E.; Pickardt, J. J. Organomet. Chem. 1984, 263, 29.
15. (a) Arndt, S.; Beckerle, K.; Zeimentz, P. M.; Spaniol, T. P.; Okuda, J. Angew. Chem. Int. Ed. 2005, 44, 7473.
16. (b) Kramer, M. U.; Robert, D.; Arndt, S.; Zeimentz, P. M.; Spaniol, T. P.; Yahia, A.; Maron, L.; Eisenstein, O.; Okuda, J. Inorg. Chem. 2008, 47, 9265.
17. (a) Evans, W. J.; Anwander, R.; Ziller, J. W. Organometallics 1995, 14, 1107.
18. (b) Klooster, W. T.; Lu, R. S.; Anwander, R.; Evans, W. J.; Koetzle, T. F.; Bau, R. Angew. Chem. Int. Ed. 1998, 37, 1268.
19. (c) Zimmermann, M.; Frøystein, N. Å.; Fischbach, A.; Sirsch, P.; Dietrich, H. M.; Tömroos, K. W.; Herdtweck, E.; Anwander, R. Chem.-Eur. J. 2007, 13, 8784.
20. Dietrich, H. M.; Raudaschl-Sieber, G.; Anwander, R. Angew. Chem. Int. Ed. 2005, 44, 5303.
21. (a) Gerber, L. C. H.; Le Roux, E.; Törnroos, K. W.; Anwander, R. Chem-Eur. J. 2008, 14, 9555.
22. (b) Venugopal, A.; Kamps, I.; Bojer, D.; Berger, R. J. F.; Mix, A.; Willner, A.; Neumann, B.; Stammler, H.-G.; Mitzel, N. W. Dalton Trans. 2009, 5755.
23. (a) Lee, L. W. M.; Piers, W. E.; Elsegood, M. R. J.; Clegg, W.; Parvez, M. Organometallics 1999, 18, 2947.
24. (b) Hayes, P. G.; Piers, W. E.; Lee, L. W. M.; Knight, L. K.; Parvez, M.; Elsegood, M. R. J.; Clegg, W. Organometallics 2001, 20, 2533.
25. (c) Knight, L. K.; Piers, W. E.; Fleurat-Lessard, P.; Parvez, M.; McDonald, R. Organometallics 2004, 23, 2087.
26. (a) Hayes, P. G.; Piers, W. E.; McDonald, R. J. Am. Chem. Soc. 2002, 124, 2132.
27. (b) Hayes, P. G.; Piers, W. E.; Parvez, M. J. Am. Chem. Soc. 2003, 125, 5622.
28. (c) Conroy, K. D.; Hayes, P. G.; Piers, W. E.; Parvez, M. Organometallics 2007, 26, 4464.
29. 3 as precursors; however the complex has not been analyzed by X-ray crystallography: Kenward, A. L.; Piers, W. E.; Parvez, M. Organometallics 2009, 28, 3012.
30. Conroy, K. D.; Piers, W. E.; Parvez, M. J. Organomet. Chem. 2008, 693, 834.
31. Scott, J.; Fan, H.; Wicker, B. F.; Fout, A. R.; Baik, M.-H.; Mindiola, D. J. J. Am. Chem. Soc. 2008, 130, 14439.
32. 2: Fryzuk, M. D.; Giesbrecht, G.; Rettig, S. J. Organometallics 1996, 15, 3329.
33. Trofimenko, S. Scorpionates: The Coordination Chemistry of Polypyrazolylborate Ligands; Imperial College Press: London, 1999.
34. (a) Blackwell, J.; Lehr, C.; Sun, Y.; Piers, W. E.; Pearce-Batchilder, S. D.; Zaworotko, M. J.; Young, V. G. Jr. Can. J. Chem. 1997, 75, 702.
35. (b) Cheng, J.; Saliu, K.; Kiel, G. Y.; Ferguson, M. J.; McDonald, R.; Takats, J. Angew. Chem. Int. Ed. 2008, 47, 4910.
36. (a) Zimmermann, M.; Takats, J.; Kiel, G.; Törnroos, K. W.; Anwander, R. Chem. Commun. 2008, 612.
37. (b) Litlabø, R.; Zimmermann, M.; Saliu, K.; Takats, J.; Törnroos, K. W.; Anwander, R. Angew. Chem. Int. Ed. 2008, 47, 9560.
38. Evans, W. J.; Anwander, R.; Doedens, R. J.; Ziller, J. W. Angew. Chem., Int. Ed. Engl. 1994, 33, 1641.
39. (a) Coates, G. E. J. Chem. Soc. 1951, 2003.
40. (b) Beachley, O. T.; Coates, G. E.; Kohnstam, G. J. Chem. Soc. 1965, 3248.
41. (c) Schauer, S. J.; Lake, C. H.; Watkins, C. L.; Krannich, L. K.; Powell, D. H. J. Organomet. Chem. 1997, 549, 31.
42. 4), ref 18.
43. 3 at -35°C for weeks.
44. -3 for Z = 2. Data were collected at 100(2) K on a Bruker-AXS 2K CCD system. The structure was solved by direct methods, and least-squares refinement of the model based on 13 491 (all data) and 12 272 reflections (I > 2.0σ(I)) converged to a final wR2 = 0.0477 and R1 = 0.0193, respectively.
45. (a) Mitzel, N. W.; Lustig, C.; Berger, R. J. F.; Runeberg, N. Angew. Chem. Int. Ed. 2002, 41, 2519.
46. (b) Boese, R.; Downs, A. J.; Greene, T. M.; Hall, A. W.; Morrison, C. A.; Parson, S. Organometallics 2003, 22, 2450.
47. McGrady, G. S.; Turner, J. F. C.; Ibberson, R. M.; Prager, M. Organometallics 2000, 19, 4398.
48. Dietrich, H. M.; Meermann, C.; Törnroos, K. W.; Anwander, R. Organometallics 2006, 25, 4316.
49. Holton, J.; Lappert, M. F.; Ballard, D. G. H.; Pearce, R.; Atwood, J. L.; Hunter, W. E. J. Chem. Soc., Dalton Trans. 1979, 54.
50. n, as monitored by elemental analysis after every cycle.
51. Dietrich, H. M.; Törnroos, K. W.; Herdtweck, E.; Anwander, R. Organometallics 2009, 28, DOI: 10.1021/om9007168.
52. t,Bu,Me)H reaction in aromatic solvents results in the formation of a multitude of products, which could not be identified. Initial C-H activation reactions followed by a cascade of degradation reactions are anticipated.
53. -3 for Z = 4. Data were collected at 123(2) K on a Bruker-AXS 2K CCD system. The structure was solved by direct methods, and least-squares refinement of the model based on 4553 (all data) and 4165 reflections (I > 2.0σ(I)) converged to a final wR2 = 0.0461 and R1 = 0.0175, respectively.
54. Schumann, H.; Albrecht, I.; Pickardt, J.; Hahn, E. J. Organomet. Chem. 1984, 276, C5.
55. 1H NMR spectrum and reported to be thermally unstable even at low temperatures: Long, D. P.; Bianconi, P. A. J. Am. Chem. Soc. 1996, 118, 12453.
56. Zimmermann, M.; Estler, F.; Herdtweck, E.; Törnroos, K. W.; Anwander, R. Organometallics 2007, 26, 6029.