Computational Studies of Transition Metal-Main Group Multiple Bonding

Chemical Reviews

Volumn 100, Issue 2, 2000, Pages 807-818

  Cundari, Thomas R ^a  

^a University of Memphis   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0002695174     PISSN: 00092665     EISSN: None     Source Type: Journal    
DOI: 10.1021/cr980406i     Document Type: Review

References (199)

1. Nugent, W. A.; Mayer, J. M. Metal-Ligand Multiple Bonds; Wiley: New York, 1988.
2. The following are just a fraction of the many computational studies of TM=MG reactivity. Monteyne, K.; Ziegler, T. Organometallics 1998, 17, 5901. Torrent, M.; Deng, L.; Ziegler, T. Inorg. Chem. 1998, 37, 1307. Torrent, M.; Deng, L.; Dunan, M.; Sola, M.; Ziegler, T. Organometallics 1997, 16, 13. Schiott, B.; Jorgensen, K. A.; Calhorda, M. J.; Galvao, A. M. Organometallics 1992, 11, 4213. Torrent, M.; Duran, M.; Sola, M. Organometallics 1998, 17, 1492. Cundari, T. R. Int. J. Quantum Chem. Sanibel Symp. 1992, 26, 793. Cundari, T. R.; Gordon, M. S. J. Am. Chem. Soc. 1993, 115, 4210. Cundari, T. R. Organometallics 1993, 12, 4971. Koga, N.; Musaev, J.; Morokuma, K.; Cundari, T. R.; Nguyen, K. A.; Gordon, M. S. J. Phys. Chem. 1993, 97, 11435. See also refs 32, 34, 37-40, 58, 64, 88, and references therein.
3. The following are just a fraction of the many computational studies of TM=MG reactivity. Monteyne, K.; Ziegler, T. Organometallics 1998, 17, 5901. Torrent, M.; Deng, L.; Ziegler, T. Inorg. Chem. 1998, 37, 1307. Torrent, M.; Deng, L.; Dunan, M.; Sola, M.; Ziegler, T. Organometallics 1997, 16, 13. Schiott, B.; Jorgensen, K. A.; Calhorda, M. J.; Galvao, A. M. Organometallics 1992, 11, 4213. Torrent, M.; Duran, M.; Sola, M. Organometallics 1998, 17, 1492. Cundari, T. R. Int. J. Quantum Chem. Sanibel Symp. 1992, 26, 793. Cundari, T. R.; Gordon, M. S. J. Am. Chem. Soc. 1993, 115, 4210. Cundari, T. R. Organometallics 1993, 12, 4971. Koga, N.; Musaev, J.; Morokuma, K.; Cundari, T. R.; Nguyen, K. A.; Gordon, M. S. J. Phys. Chem. 1993, 97, 11435. See also refs 32, 34, 37-40, 58, 64, 88, and references therein.
4. The following are just a fraction of the many computational studies of TM=MG reactivity. Monteyne, K.; Ziegler, T. Organometallics 1998, 17, 5901. Torrent, M.; Deng, L.; Ziegler, T. Inorg. Chem. 1998, 37, 1307. Torrent, M.; Deng, L.; Dunan, M.; Sola, M.; Ziegler, T. Organometallics 1997, 16, 13. Schiott, B.; Jorgensen, K. A.; Calhorda, M. J.; Galvao, A. M. Organometallics 1992, 11, 4213. Torrent, M.; Duran, M.; Sola, M. Organometallics 1998, 17, 1492. Cundari, T. R. Int. J. Quantum Chem. Sanibel Symp. 1992, 26, 793. Cundari, T. R.; Gordon, M. S. J. Am. Chem. Soc. 1993, 115, 4210. Cundari, T. R. Organometallics 1993, 12, 4971. Koga, N.; Musaev, J.; Morokuma, K.; Cundari, T. R.; Nguyen, K. A.; Gordon, M. S. J. Phys. Chem. 1993, 97, 11435. See also refs 32, 34, 37-40, 58, 64, 88, and references therein.
5. The following are just a fraction of the many computational studies of TM=MG reactivity. Monteyne, K.; Ziegler, T. Organometallics 1998, 17, 5901. Torrent, M.; Deng, L.; Ziegler, T. Inorg. Chem. 1998, 37, 1307. Torrent, M.; Deng, L.; Dunan, M.; Sola, M.; Ziegler, T. Organometallics 1997, 16, 13. Schiott, B.; Jorgensen, K. A.; Calhorda, M. J.; Galvao, A. M. Organometallics 1992, 11, 4213. Torrent, M.; Duran, M.; Sola, M. Organometallics 1998, 17, 1492. Cundari, T. R. Int. J. Quantum Chem. Sanibel Symp. 1992, 26, 793. Cundari, T. R.; Gordon, M. S. J. Am. Chem. Soc. 1993, 115, 4210. Cundari, T. R. Organometallics 1993, 12, 4971. Koga, N.; Musaev, J.; Morokuma, K.; Cundari, T. R.; Nguyen, K. A.; Gordon, M. S. J. Phys. Chem. 1993, 97, 11435. See also refs 32, 34, 37-40, 58, 64, 88, and references therein.
6. The following are just a fraction of the many computational studies of TM=MG reactivity. Monteyne, K.; Ziegler, T. Organometallics 1998, 17, 5901. Torrent, M.; Deng, L.; Ziegler, T. Inorg. Chem. 1998, 37, 1307. Torrent, M.; Deng, L.; Dunan, M.; Sola, M.; Ziegler, T. Organometallics 1997, 16, 13. Schiott, B.; Jorgensen, K. A.; Calhorda, M. J.; Galvao, A. M. Organometallics 1992, 11, 4213. Torrent, M.; Duran, M.; Sola, M. Organometallics 1998, 17, 1492. Cundari, T. R. Int. J. Quantum Chem. Sanibel Symp. 1992, 26, 793. Cundari, T. R.; Gordon, M. S. J. Am. Chem. Soc. 1993, 115, 4210. Cundari, T. R. Organometallics 1993, 12, 4971. Koga, N.; Musaev, J.; Morokuma, K.; Cundari, T. R.; Nguyen, K. A.; Gordon, M. S. J. Phys. Chem. 1993, 97, 11435. See also refs 32, 34, 37-40, 58, 64, 88, and references therein.
7. The following are just a fraction of the many computational studies of TM=MG reactivity. Monteyne, K.; Ziegler, T. Organometallics 1998, 17, 5901. Torrent, M.; Deng, L.; Ziegler, T. Inorg. Chem. 1998, 37, 1307. Torrent, M.; Deng, L.; Dunan, M.; Sola, M.; Ziegler, T. Organometallics 1997, 16, 13. Schiott, B.; Jorgensen, K. A.; Calhorda, M. J.; Galvao, A. M. Organometallics 1992, 11, 4213. Torrent, M.; Duran, M.; Sola, M. Organometallics 1998, 17, 1492. Cundari, T. R. Int. J. Quantum Chem. Sanibel Symp. 1992, 26, 793. Cundari, T. R.; Gordon, M. S. J. Am. Chem. Soc. 1993, 115, 4210. Cundari, T. R. Organometallics 1993, 12, 4971. Koga, N.; Musaev, J.; Morokuma, K.; Cundari, T. R.; Nguyen, K. A.; Gordon, M. S. J. Phys. Chem. 1993, 97, 11435. See also refs 32, 34, 37-40, 58, 64, 88, and references therein.
8. The following are just a fraction of the many computational studies of TM=MG reactivity. Monteyne, K.; Ziegler, T. Organometallics 1998, 17, 5901. Torrent, M.; Deng, L.; Ziegler, T. Inorg. Chem. 1998, 37, 1307. Torrent, M.; Deng, L.; Dunan, M.; Sola, M.; Ziegler, T. Organometallics 1997, 16, 13. Schiott, B.; Jorgensen, K. A.; Calhorda, M. J.; Galvao, A. M. Organometallics 1992, 11, 4213. Torrent, M.; Duran, M.; Sola, M. Organometallics 1998, 17, 1492. Cundari, T. R. Int. J. Quantum Chem. Sanibel Symp. 1992, 26, 793. Cundari, T. R.; Gordon, M. S. J. Am. Chem. Soc. 1993, 115, 4210. Cundari, T. R. Organometallics 1993, 12, 4971. Koga, N.; Musaev, J.; Morokuma, K.; Cundari, T. R.; Nguyen, K. A.; Gordon, M. S. J. Phys. Chem. 1993, 97, 11435. See also refs 32, 34, 37-40, 58, 64, 88, and references therein.
9. The following are just a fraction of the many computational studies of TM=MG reactivity. Monteyne, K.; Ziegler, T. Organometallics 1998, 17, 5901. Torrent, M.; Deng, L.; Ziegler, T. Inorg. Chem. 1998, 37, 1307. Torrent, M.; Deng, L.; Dunan, M.; Sola, M.; Ziegler, T. Organometallics 1997, 16, 13. Schiott, B.; Jorgensen, K. A.; Calhorda, M. J.; Galvao, A. M. Organometallics 1992, 11, 4213. Torrent, M.; Duran, M.; Sola, M. Organometallics 1998, 17, 1492. Cundari, T. R. Int. J. Quantum Chem. Sanibel Symp. 1992, 26, 793. Cundari, T. R.; Gordon, M. S. J. Am. Chem. Soc. 1993, 115, 4210. Cundari, T. R. Organometallics 1993, 12, 4971. Koga, N.; Musaev, J.; Morokuma, K.; Cundari, T. R.; Nguyen, K. A.; Gordon, M. S. J. Phys. Chem. 1993, 97, 11435. See also refs 32, 34, 37-40, 58, 64, 88, and references therein.
10. The following are just a fraction of the many computational studies of TM=MG reactivity. Monteyne, K.; Ziegler, T. Organometallics 1998, 17, 5901. Torrent, M.; Deng, L.; Ziegler, T. Inorg. Chem. 1998, 37, 1307. Torrent, M.; Deng, L.; Dunan, M.; Sola, M.; Ziegler, T. Organometallics 1997, 16, 13. Schiott, B.; Jorgensen, K. A.; Calhorda, M. J.; Galvao, A. M. Organometallics 1992, 11, 4213. Torrent, M.; Duran, M.; Sola, M. Organometallics 1998, 17, 1492. Cundari, T. R. Int. J. Quantum Chem. Sanibel Symp. 1992, 26, 793. Cundari, T. R.; Gordon, M. S. J. Am. Chem. Soc. 1993, 115, 4210. Cundari, T. R. Organometallics 1993, 12, 4971. Koga, N.; Musaev, J.; Morokuma, K.; Cundari, T. R.; Nguyen, K. A.; Gordon, M. S. J. Phys. Chem. 1993, 97, 11435. See also refs 32, 34, 37-40, 58, 64, 88, and references therein.
11. 2: Goddard, W. A.; Irikura, K. K. J. Am. Chem. Soc. 1994, 116, 8733. Carter, E. A.; Goddard, W. A. J. Phys. Chem. 1988, 92, 5679. ZrO: Langhoff, S. R.; Bauschlicer, C. W. Astrophys. J. 1990, 349, 369. NbN: Langhoff, S. R.; Bauschlier, C. W. J. Mol. Spec. 1990, 143, 169. See also refs 36, 88, 95, and 98.
12. 2: Goddard, W. A.; Irikura, K. K. J. Am. Chem. Soc. 1994, 116, 8733. Carter, E. A.; Goddard, W. A. J. Phys. Chem. 1988, 92, 5679. ZrO: Langhoff, S. R.; Bauschlicer, C. W. Astrophys. J. 1990, 349, 369. NbN: Langhoff, S. R.; Bauschlier, C. W. J. Mol. Spec. 1990, 143, 169. See also refs 36, 88, 95, and 98.
13. 2: Goddard, W. A.; Irikura, K. K. J. Am. Chem. Soc. 1994, 116, 8733. Carter, E. A.; Goddard, W. A. J. Phys. Chem. 1988, 92, 5679. ZrO: Langhoff, S. R.; Bauschlicer, C. W. Astrophys. J. 1990, 349, 369. NbN: Langhoff, S. R.; Bauschlier, C. W. J. Mol. Spec. 1990, 143, 169. See also refs 36, 88, 95, and 98.
14. 2: Goddard, W. A.; Irikura, K. K. J. Am. Chem. Soc. 1994, 116, 8733. Carter, E. A.; Goddard, W. A. J. Phys. Chem. 1988, 92, 5679. ZrO: Langhoff, S. R.; Bauschlicer, C. W. Astrophys. J. 1990, 349, 369. NbN: Langhoff, S. R.; Bauschlier, C. W. J. Mol. Spec. 1990, 143, 169. See also refs 36, 88, 95, and 98.
15. 2: Goddard, W. A.; Irikura, K. K. J. Am. Chem. Soc. 1994, 116, 8733. Carter, E. A.; Goddard, W. A. J. Phys. Chem. 1988, 92, 5679. ZrO: Langhoff, S. R.; Bauschlicer, C. W. Astrophys. J. 1990, 349, 369. NbN: Langhoff, S. R.; Bauschlier, C. W. J. Mol. Spec. 1990, 143, 169. See also refs 36, 88, 95, and 98.
16. 2: Goddard, W. A.; Irikura, K. K. J. Am. Chem. Soc. 1994, 116, 8733. Carter, E. A.; Goddard, W. A. J. Phys. Chem. 1988, 92, 5679. ZrO: Langhoff, S. R.; Bauschlicer, C. W. Astrophys. J. 1990, 349, 369. NbN: Langhoff, S. R.; Bauschlier, C. W. J. Mol. Spec. 1990, 143, 169. See also refs 36, 88, 95, and 98.
17. 2: Goddard, W. A.; Irikura, K. K. J. Am. Chem. Soc. 1994, 116, 8733. Carter, E. A.; Goddard, W. A. J. Phys. Chem. 1988, 92, 5679. ZrO: Langhoff, S. R.; Bauschlicer, C. W. Astrophys. J. 1990, 349, 369. NbN: Langhoff, S. R.; Bauschlier, C. W. J. Mol. Spec. 1990, 143, 169. See also refs 36, 88, 95, and 98.
18. 2: Goddard, W. A.; Irikura, K. K. J. Am. Chem. Soc. 1994, 116, 8733. Carter, E. A.; Goddard, W. A. J. Phys. Chem. 1988, 92, 5679. ZrO: Langhoff, S. R.; Bauschlicer, C. W. Astrophys. J. 1990, 349, 369. NbN: Langhoff, S. R.; Bauschlier, C. W. J. Mol. Spec. 1990, 143, 169. See also refs 36, 88, 95, and 98.
19. 2: Goddard, W. A.; Irikura, K. K. J. Am. Chem. Soc. 1994, 116, 8733. Carter, E. A.; Goddard, W. A. J. Phys. Chem. 1988, 92, 5679. ZrO: Langhoff, S. R.; Bauschlicer, C. W. Astrophys. J. 1990, 349, 369. NbN: Langhoff, S. R.; Bauschlier, C. W. J. Mol. Spec. 1990, 143, 169. See also refs 36, 88, 95, and 98.
20. Zybill, C.; Liu, C. Synlett 1995, 7, 687. Petz, W. Chem. Rev. 1986, 86, 1019. See also refs 14, 15, 28, 29, and 30.
21. Zybill, C.; Liu, C. Synlett 1995, 7, 687. Petz, W. Chem. Rev. 1986, 86, 1019. See also refs 14, 15, 28, 29, and 30.
22. Wigley, D. E. Adv. Inorg. Chem. 1995, 42, 239. Cowley, A. H.; Barron, A. R. Acc. Chem. Res. 1988, 21, 81. Cowley, A. H. Acc. Chem. Res. 1997, 30, 445. Cenini, S.; LaMonica, G. Inorg. Chim. Acta 1976, 18, 279.
23. Wigley, D. E. Adv. Inorg. Chem. 1995, 42, 239. Cowley, A. H.; Barron, A. R. Acc. Chem. Res. 1988, 21, 81. Cowley, A. H. Acc. Chem. Res. 1997, 30, 445. Cenini, S.; LaMonica, G. Inorg. Chim. Acta 1976, 18, 279.
24. Wigley, D. E. Adv. Inorg. Chem. 1995, 42, 239. Cowley, A. H.; Barron, A. R. Acc. Chem. Res. 1988, 21, 81. Cowley, A. H. Acc. Chem. Res. 1997, 30, 445. Cenini, S.; LaMonica, G. Inorg. Chim. Acta 1976, 18, 279.
25. Wigley, D. E. Adv. Inorg. Chem. 1995, 42, 239. Cowley, A. H.; Barron, A. R. Acc. Chem. Res. 1988, 21, 81. Cowley, A. H. Acc. Chem. Res. 1997, 30, 445. Cenini, S.; LaMonica, G. Inorg. Chim. Acta 1976, 18, 279.
26. Parkin, G. Prog. Inorg. Chem. 1998, 47, 1. Trnka, T.; Parkin, G. Polyhedron 1997, 16, 1031. Holm, R. H. Chem. Rev. 1987, 87, 1401.
27. Parkin, G. Prog. Inorg. Chem. 1998, 47, 1. Trnka, T.; Parkin, G. Polyhedron 1997, 16, 1031. Holm, R. H. Chem. Rev. 1987, 87, 1401.
28. Parkin, G. Prog. Inorg. Chem. 1998, 47, 1. Trnka, T.; Parkin, G. Polyhedron 1997, 16, 1031. Holm, R. H. Chem. Rev. 1987, 87, 1401.
29. Cotton, F. A.; Walton, R. A. Multiple Bonds Between Metal Atoms; Oxford: New York, 1993.
30. Cotton, F. A.; Feng, X. Organometallics 1998, 17, 128. Su, J.; Li, X. W.; Crittendon, R. C.; Campana, C. F.; Robinson, G. H. Organometallics 1997, 16, 4511.
31. Cotton, F. A.; Feng, X. Organometallics 1998, 17, 128. Su, J.; Li, X. W.; Crittendon, R. C.; Campana, C. F.; Robinson, G. H. Organometallics 1997, 16, 4511.
32. Johnson, T. J.; Folting, K.; Streib, W. E.; Martin, J. D.; Huffman, J. C.; Jackson, S. A.; Eisenstein, O.; Caulton, K. G. Inorg. Chem. 1995, 34, 488.
33. Mehrotra, R. C.; Singh, A. Prog. Inorg. Chem. 1997, 46, 239. Bradley, D. C. Chem. Rev. 1989, 89, 1317. See also ref 11. Of course, larger than normal angles can result from steric factors that are encouraged by a weak M-Ch-R bending potential and the bulky ligands and substituents typically employed in experimental systems. See, for example, Howard, W. A.; Trnka, T. R.; Parkin, G. Inorg. Chem. 1995, 34, 5900.
34. Mehrotra, R. C.; Singh, A. Prog. Inorg. Chem. 1997, 46, 239. Bradley, D. C. Chem. Rev. 1989, 89, 1317. See also ref 11. Of course, larger than normal angles can result from steric factors that are encouraged by a weak M-Ch-R bending potential and the bulky ligands and substituents typically employed in experimental systems. See, for example, Howard, W. A.; Trnka, T. R.; Parkin, G. Inorg. Chem. 1995, 34, 5900.
35. Mehrotra, R. C.; Singh, A. Prog. Inorg. Chem. 1997, 46, 239. Bradley, D. C. Chem. Rev. 1989, 89, 1317. See also ref 11. Of course, larger than normal angles can result from steric factors that are encouraged by a weak M-Ch-R bending potential and the bulky ligands and substituents typically employed in experimental systems. See, for example, Howard, W. A.; Trnka, T. R.; Parkin, G. Inorg. Chem. 1995, 34, 5900.
36. A recent Polyhedron Symposium in Print is dedicated to Prof. D. C. Bradley and contains many works on metal amide and alkoxide chemistry. Polyhedron 1998, 17, pp 623-1034. Amides and alkoxides of late TMs: Bryndza, H. E.; Tam, W. E. Chem. Rev. 1988, 88, 1163.
37. A recent Polyhedron Symposium in Print is dedicated to Prof. D. C. Bradley and contains many works on metal amide and alkoxide chemistry. Polyhedron 1998, 17, pp 623-1034. Amides and alkoxides of late TMs: Bryndza, H. E.; Tam, W. E. Chem. Rev. 1988, 88, 1163.
38. This is seen even among the heavier pnictidenes for which comparatively few examples have been structurally characterized. Linear pnictidenes: Cummins, C. C.; Schrock, R. R. Angew. Chem., Int. Ed. Engl. 1993, 32, 756. Cowley, A. H.; Pellerin, B.; Atwood, J. L.; Bott, S. G. J. Am. Chem. Soc. 1990, 112, 6734. Mosch-Zanetti, N. C.; Schrock, R. R.; Davis, W. M.; Wanninger, K.; Seidel, S. W.; O'Donoghue, M. B. J. Am. Chem. Soc. 1997, 119, 11037.
39. This is seen even among the heavier pnictidenes for which comparatively few examples have been structurally characterized. Linear pnictidenes: Cummins, C. C.; Schrock, R. R. Angew. Chem., Int. Ed. Engl. 1993, 32, 756. Cowley, A. H.; Pellerin, B.; Atwood, J. L.; Bott, S. G. J. Am. Chem. Soc. 1990, 112, 6734. Mosch-Zanetti, N. C.; Schrock, R. R.; Davis, W. M.; Wanninger, K.; Seidel, S. W.; O'Donoghue, M. B. J. Am. Chem. Soc. 1997, 119, 11037.
40. This is seen even among the heavier pnictidenes for which comparatively few examples have been structurally characterized. Linear pnictidenes: Cummins, C. C.; Schrock, R. R. Angew. Chem., Int. Ed. Engl. 1993, 32, 756. Cowley, A. H.; Pellerin, B.; Atwood, J. L.; Bott, S. G. J. Am. Chem. Soc. 1990, 112, 6734. Mosch-Zanetti, N. C.; Schrock, R. R.; Davis, W. M.; Wanninger, K.; Seidel, S. W.; O'Donoghue, M. B. J. Am. Chem. Soc. 1997, 119, 11037.
41. The following are examples of the heavier pnictidenes with bent coordination. The issue of bent versus linear coordination is taken up below for the more numerous imido complexes. Bent pnictidenes: Hou, Z.; Breen, T. L.; Stephan, D. W. Organometallics 1993, 12, 3158. Bonnano, J. B.; Wolczanski, P. T.; Lobkovsky, E. B. J. Am. Chem. Soc. 1994, 116, 11159. Hitchcock, P. B.; Lappert, M. F.; Leung, W. P. J. Chem. Soc., Chem. Commun. 1987, 1282.
42. The following are examples of the heavier pnictidenes with bent coordination. The issue of bent versus linear coordination is taken up below for the more numerous imido complexes. Bent pnictidenes: Hou, Z.; Breen, T. L.; Stephan, D. W. Organometallics 1993, 12, 3158. Bonnano, J. B.; Wolczanski, P. T.; Lobkovsky, E. B. J. Am. Chem. Soc. 1994, 116, 11159. Hitchcock, P. B.; Lappert, M. F.; Leung, W. P. J. Chem. Soc., Chem. Commun. 1987, 1282.
43. The following are examples of the heavier pnictidenes with bent coordination. The issue of bent versus linear coordination is taken up below for the more numerous imido complexes. Bent pnictidenes: Hou, Z.; Breen, T. L.; Stephan, D. W. Organometallics 1993, 12, 3158. Bonnano, J. B.; Wolczanski, P. T.; Lobkovsky, E. B. J. Am. Chem. Soc. 1994, 116, 11159. Hitchcock, P. B.; Lappert, M. F.; Leung, W. P. J. Chem. Soc., Chem. Commun. 1987, 1282.
44. Handwerker, H.; Paul. M.; Riede, J.; Zybill, C. J. Organomet. Chem. 1993, 459, 151 and references therein. See also Grumbine, S. D.; Tilley, T. D.; Rheingold, A. L. J. Am. Chem. Soc. 1993, 115, 358.
45. Handwerker, H.; Paul. M.; Riede, J.; Zybill, C. J. Organomet. Chem. 1993, 459, 151 and references therein. See also Grumbine, S. D.; Tilley, T. D.; Rheingold, A. L. J. Am. Chem. Soc. 1993, 115, 358.
46. Grumbine, S. D.; Tilley, T. D.; Arnold, F. P.; Rheingold, A. L. J. Am. Chem. Soc. 1993, 115, 7884. Grumbine, S. K.; Tilley, T. D.; Arnold, F. P.; Rheingold, A. L. J. Am. Chem. Soc. 1994, 116, 5495. Grumbine, S. K.; Mitchell, G. P.; Straus, D. A.; Tilley, T. D.; Rheingold, A. L Organometallics 1998, 17, 5607. Feldman, J. D.; Mitchell, G. P.; Nolte, J. O.; Tilley, T. D. J. Am. Chem. Soc. 1998, 120, 11184. Litz, K. E.; Bender, J. E.; Kampf, J. W.; Banaszak Holl, M. M. Angew. Chem., Int. Ed. Engl. 1997, 36, 496. Wiedenbruch, M.; Stitler, A.; Peters, K.; von Schnering, H. G. Chem. Ber. 1996, 129, 1565.
47. Grumbine, S. D.; Tilley, T. D.; Arnold, F. P.; Rheingold, A. L. J. Am. Chem. Soc. 1993, 115, 7884. Grumbine, S. K.; Tilley, T. D.; Arnold, F. P.; Rheingold, A. L. J. Am. Chem. Soc. 1994, 116, 5495. Grumbine, S. K.; Mitchell, G. P.; Straus, D. A.; Tilley, T. D.; Rheingold, A. L Organometallics 1998, 17, 5607. Feldman, J. D.; Mitchell, G. P.; Nolte, J. O.; Tilley, T. D. J. Am. Chem. Soc. 1998, 120, 11184. Litz, K. E.; Bender, J. E.; Kampf, J. W.; Banaszak Holl, M. M. Angew. Chem., Int. Ed. Engl. 1997, 36, 496. Wiedenbruch, M.; Stitler, A.; Peters, K.; von Schnering, H. G. Chem. Ber. 1996, 129, 1565.
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49. Grumbine, S. D.; Tilley, T. D.; Arnold, F. P.; Rheingold, A. L. J. Am. Chem. Soc. 1993, 115, 7884. Grumbine, S. K.; Tilley, T. D.; Arnold, F. P.; Rheingold, A. L. J. Am. Chem. Soc. 1994, 116, 5495. Grumbine, S. K.; Mitchell, G. P.; Straus, D. A.; Tilley, T. D.; Rheingold, A. L Organometallics 1998, 17, 5607. Feldman, J. D.; Mitchell, G. P.; Nolte, J. O.; Tilley, T. D. J. Am. Chem. Soc. 1998, 120, 11184. Litz, K. E.; Bender, J. E.; Kampf, J. W.; Banaszak Holl, M. M. Angew. Chem., Int. Ed. Engl. 1997, 36, 496. Wiedenbruch, M.; Stitler, A.; Peters, K.; von Schnering, H. G. Chem. Ber. 1996, 129, 1565.
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104. Bennett, J. L.; Wolczanski, P. T. J. Am. Chem. Soc. 1997, 119, 10696. Schaller, C. P.; Cummins, C. C.; Wolczanski, P. T. J. Am. Chem. Soc. 1996, 118, 591. Computational analyses of C-H activation by three-coordinate, transition metal imidos have been reported. Cundari, T. R. J. Am. Chem. Soc. 1992, 114, 10557. Benson, M. T.; Cundari, T. R.; Moody, E. W. J. Organomet. Chem. 1995, 524, 1. Cundari, T. R. Organometallics 1994, 13, 2987. Cundari, T. R.; Matsunaga, N.; Moody, E. W. J. Phys. Chem. 1996, 100, 6475. Cundari, T. R.; Klinckman, T. R. Inorg. Chem. 1998, 37, 5399.
105. -) have been made by Mayer and co-workers. Mayer, J. M. Acc. Chem. Res. 1998, 31, 441. Cook, G. K.; Mayer, J. M. J. Am. Chem. Soc. 1994, 116, 1855. Cook, G. K.; Mayer, J. M. J. Am. Chem. Soc. 1995, 117, 7139. Gardner, K. A.; Mayer, J. M. Science 1995, 269, 1849. Gardner, K. A.; Kuehnert, L. L.; Mayer, J. M. Inorg. Chem. 1997, 36, 2069. Pertinent computational references include Ziegler, T.; Li, J. Organometallics 1995, 14, 214 and Deng, L.; Ziegler, T. Organometallics 1996, 15, 3011. See also ref 21.
106. -) have been made by Mayer and co-workers. Mayer, J. M. Acc. Chem. Res. 1998, 31, 441. Cook, G. K.; Mayer, J. M. J. Am. Chem. Soc. 1994, 116, 1855. Cook, G. K.; Mayer, J. M. J. Am. Chem. Soc. 1995, 117, 7139. Gardner, K. A.; Mayer, J. M. Science 1995, 269, 1849. Gardner, K. A.; Kuehnert, L. L.; Mayer, J. M. Inorg. Chem. 1997, 36, 2069. Pertinent computational references include Ziegler, T.; Li, J. Organometallics 1995, 14, 214 and Deng, L.; Ziegler, T. Organometallics 1996, 15, 3011. See also ref 21.
107. -) have been made by Mayer and co-workers. Mayer, J. M. Acc. Chem. Res. 1998, 31, 441. Cook, G. K.; Mayer, J. M. J. Am. Chem. Soc. 1994, 116, 1855. Cook, G. K.; Mayer, J. M. J. Am. Chem. Soc. 1995, 117, 7139. Gardner, K. A.; Mayer, J. M. Science 1995, 269, 1849. Gardner, K. A.; Kuehnert, L. L.; Mayer, J. M. Inorg. Chem. 1997, 36, 2069. Pertinent computational references include Ziegler, T.; Li, J. Organometallics 1995, 14, 214 and Deng, L.; Ziegler, T. Organometallics 1996, 15, 3011. See also ref 21.
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112. 2 elimination from Ti-triad tetryls to yield tetrylenes (M = Ti, Zr, Hf; E = C, Si, Ge, Sn).
113. 2 elimination from Ti-triad tetryls to yield tetrylenes (M = Ti, Zr, Hf; E = C, Si, Ge, Sn).
114. 2 elimination from Ti-triad tetryls to yield tetrylenes (M = Ti, Zr, Hf; E = C, Si, Ge, Sn).
115. 2 elimination from Ti-triad tetryls to yield tetrylenes (M = Ti, Zr, Hf; E = C, Si, Ge, Sn).
116. 2 elimination from Ti-triad tetryls to yield tetrylenes (M = Ti, Zr, Hf; E = C, Si, Ge, Sn).
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