First amido-functionalized niobium and tantalum complexes of the ansa-structural type: Synthesis and photochemical Si-N bond cleavage

Journal of Organometallic Chemistry

Volumn 506, Issue 1-2, 1996, Pages 357-361

  Herrmann, Wolfgang A ^a   Baratta, Walter ^a  

^a TECHNICAL UNIVERSITY OF MUNICH   (Germany)

Author keywords

Amide; Amino functionalized cyclopentadienyl; Niobium; Rearrangement; Si N Bond cleavage; Tantalum

Indexed keywords

EID: 0030525287     PISSN: 0022328X     EISSN: None     Source Type: Journal    
DOI: 10.1016/0022-328X(95)05929-J     Document Type: Article

References (60)

1. W. Kaminsky, A. Ahlers and N. Möller-Lindenhof, Angew. Chem., 101 (1989) 1304; Angew. Chem., Int. Ed. Engl., 28 (1989) 1216;
2. (a) W. Kaminsky, A. Ahlers and N. Möller-Lindenhof, Angew. Chem., 101 (1989) 1304; Angew. Chem., Int. Ed. Engl., 28 (1989) 1216;
3. (b) P.C. Möhring and N.J. Coville, J. Organomet. Chem., 479 (1994) 1;
4. (c) W. Mengele, J. Diebold, C. Troll, W. Röll and H.H. Brintzinger, Organometallics, 12 (1993) 1931;
5. (d) M. Aulbach and F. Küber, Chemie in unserer Zeit, 28 (1994) 197;
6. (e) J. Okuda, Nachr. Chem. Tech. Lab. (Weinheim/Germany), 41 (1993) 8;
7. (f) T.N. Doman, T.K. Hollis and B. Bosnich, J. Am. Chem. Soc.. 117 (1995) 1352.
8. (a) J.A. Ewen, R.L. Jones, A. Razavi and J.D. Ferrara, J. Am. Chem. Soc., 100 (1988) 6255;
9. (b) P.J. Shapiro, E. Bunel, W.P. Schaefer and J.E. Bercaw, Organometallics, 9 (1990) 867;
10. (c) J. Okuda, Chem. Ber., 123 (1990) 1649;
11. (d) A.K. Hughes, A. Meetsma and J.H. Teuben, Organometallics, 12 (1993) 1936;
12. (e) W.A. Herrmann and M.J.A. Morawietz, J. Organomet. Chem., 482 (1994) 169;
13. (f) J. Okuda, F.J. Schattenmann, S. Wocadlo and W. Massa, Organometallics, 14 (1995) 789.
14. (a) B. Dorer, J. Diebold, O. Weyand and H.H. Brintzinger, J. Organomet. Chem., 427 (1992) 245;
15. (b) D.M. Antonelli, M.L.H. Green and P. Mountford, J. Organomet. Chem., 438 (1992) C4;
16. (c) L. Labella, A. Chernega and M.L.H. Green, J. Chem. Soc. Dalton. Trans., (1995) 395;
17. (d) W. Finckh, B.Z. Tang, D.A. Foucher, D.B. Zamble, R. Ziembinski, A. Lough and I. Manners, Organometallics, 26 (1993) 823;
18. (e) J.M. Nelson, A.J. Lough and I. Manners, Angew. Chem., 106 (1994) 1019; Angew. Chem. Int. Ed. Engl., 33 (1994) 989;
19. (e) J.M. Nelson, A.J. Lough and I. Manners, Angew. Chem., 106 (1994) 1019; Angew. Chem. Int. Ed. Engl., 33 (1994) 989;
20. (f) G. Paolucci, F. Ossola, M. Bettinelli, R. Sessoli, F. Benetollo and G. Bombieri, Organometallics, 13 (1994) 1746.
21. F.J. Feher and R.L. Blanski, J. Am. Chem. Soc., 114 (1992) 5886.
22. S. Scheuer, J. Fischer and J. Kress, Organometallics, 14 (1995) 2627.
23. (a) K. Mashima, S. Fujikawa and A. Nakamura, J. Am. Chem. Soc., 115 (1993) 10990;
24. (b) K. Mashima, S. Fujikawa, Y. Tanaka, H. Urata, T. Oshiki, E. Tanaka and A. Nakamura, Organometallics, 14 (1995) 2633.
25. M.J. Bunker, A. De Cian, M.L.H. Green, J.J.E. Moreau and N. Siganporia, J. Chem. Soc., Dalton Trans., (1980) 2155.
26. (a) D.N. Williams, J.P. Mitchell, A.D. Poole, U. Siemeling, W. Clegg, D.C.R. Hockless, P.A. O'Neil and V.C. Gibson, J. Chem. Soc., Dalton Trans., 739 (1992);
27. (b) J. Sundermeyer and D. Runge, Angew. Chem., 106 (1994), 1328; Angew. Chem., Int. Ed. Engl., 33 (1994) 1255;
28. (b) J. Sundermeyer and D. Runge, Angew. Chem., 106 (1994), 1328; Angew. Chem., Int. Ed. Engl., 33 (1994) 1255;
29. (c) S. Schmidt and J. Sundermeyer, J. Organomet. Chem., 472 (1994) 127;
30. V.C. Gibson, Angew. Chem., 106 (1994), 1640; Angew. Chem. Int. Ed. Engl., 33 (1994) 1565.
31. V.C. Gibson, Angew. Chem., 106 (1994), 1640; Angew. Chem. Int. Ed. Engl., 33 (1994) 1565.
32. 3 was described only briefly and was not completely characterized, cf. A.D. Jenkis, M.F. Lappert, R.C. Srivastava, J. Organomet. Chem., 23 (1970) 165.
33. 5 is that of a distorted square-pyramid with different basal and axial Nb-N bond lengths, cf. C. Heath and M.B. Hursthouse, Chem. Commun., (1971) 143.
34. D.E.C. Corbridge, in: Studies in Inorganic Chemistry 10. Phosphorus: An Outline of its Chemistry, Biochemistry and Technology, 4th Ed., Elsevier, Amsterdam, 1990.
35. W.A. Herrmann, M.J.A. Morawietz and T. Priermeier, Angew. Chem., 106 (1994) 2025; Angew. Chem., Int. Ed. Engl., 33 (1994) 1938.
36. W.A. Herrmann, M.J.A. Morawietz and T. Priermeier, Angew. Chem., 106 (1994) 2025; Angew. Chem., Int. Ed. Engl., 33 (1994) 1938.
37. W.A. Herrmann, W. Baratta and M.J.A. Morawietz, J. Organomet. Chem., 497 (1995) C4.
38. No reaction of the amide la with indene or fluorene was observed in benzene at 70°C.
39. 6 yielded a mixture of different products.
40. W.A. Herrmann and W. Baratta, unpublished results, 1995.
41. n was reported, cf. P.E. Rakita and L.S. Worsham, Inorg. Nucl. Chem. Letters, 13 (1977) 547.
42. A. Antiñolo, P. Espinosa, M. Fajardo, P. Gómez-Sal, C. López-Mardomingo, A. Martin-Alonso and A. Otero, J. Chem. Soc., Dalton Trans. (1995) 1007.
43. G. Parkin, A. van Asselt, D.J. Leahy, L.R. Whinnery, N.G. Hua, R.W. Quan, L.M. Henling, W.P. Schaefer, B.D. Santarsiero and J.E. Bercaw, Inorg. Chem. 31 (1992) 82.
44. M.L.H. Green, P.C. Konidaris, D.M. Michaelidou and P. Mountford, J. Chem. Soc., Dalton Trans., (1995) 155.
45. iPr), 118.9 (p), 123.0 (m), 132.2 (o), 140.7 (ipso) ppm.
46. (a) D.A. Foucher, B.-Z. Tang, I. Manners, J. Am. Chem. Soc., 114 (1992) 6246;
47. (b) I. Manners, Adv. Organomet. Chem., 37 (1995) 131.
48. (a) R.R. Schrock, Acc. Chem. Res., 12 (1979) 98;
49. (b) G.A. Rupprecht, L.W. Messerle, J.D. Fellmann and R.R. Schrock, J. Am. Chem. Soc., 102 (1980) 6236;
50. (c) W.A. Nugent and J.M. Mayer, Metal - Ligand Multiple Bonds, Wiley, New York, 1988.
51. W.A. Nugent, Inorg. Chem., 22 (1983) 965.
52. J.M. Meyer, C.J. Curtis and J.E. Bercaw, J. Am. Chem. Soc., 105 (1983) 2651.
53. (a) F. Preuss and W. Towae, Z. Naturforsch., 36B (1981) 1130;
54. (b) P.A. Bates, A.J. Nielson and J.M. Waters, Polyhedron, 4 (1985) 1391;
55. (c) W.A. Nugent, R.L. Harlow and R.J. McKinney, J. Am. Chem. Soc., 101 (1979) 7265.
56. Reviews: (a) D.E. Wigley, Prog. Inorg. Chem., 42 (1994) 239;
57. (b) W.A. Herrmann, J. Organomet. Chem., 500 (1995) 149.
58. D.C. Bradley and I.M. Thomas, Can. J. Chem., 40 (1962) 449.
59. D.C. Bradley and I.M. Thomas, Can. J. Chem., 40 (1962) 1355.
60. W.P. Fehlhammer, W.A. Herrmann and K. Öfele, in G. Brauer, ed. Handbuch der Präparativen Anorganischen Chemie Vol. 3, 3rd Ed., Ferdinand Enke, Stuttgart, 1981.