Binding of a meso-octaethyl tris(pyrrole)-mono(pyridine) ligand to titanium(III) and titanium(IV): A monomeric titanium(IV) oxo bis(pyridine)-bis(pyrrole) complex derived from the C-O bond cleavage of carbon monoxide

Organometallics

Volumn 15, Issue 26, 1996, Pages 5456-5458

  Crescenzi, Raffaella ^a   Solari, Euro ^a   Floriani, Carlo ^a   Chiesi Villa, Angiola ^b   Rizzoli, Corrado ^b  

^a UNIVERSITY OF LAUSANNE   (Switzerland)

^b UNIVERSITY OF PARMA   (Italy)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0001699482     PISSN: 02767333     EISSN: None     Source Type: Journal    
DOI: 10.1021/om960208m     Document Type: Article

References (45)

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24. B at 290 K.
25. 2). For 10 013 unique observed reflections (I > 2σ(I)) collected at T = 295 K on a Siemens AED diffractometer (6 < 2θ < 140°) and corrected for absorption, the current R value is 0.050 (wR2 = 0.128). Atomic coordinates, bond lengths and angles, and thermal parameters have been deposited at the Cambridge Crystallographic Data Centre, University Chemical Laboratory, Lensfield Road, Cambridge CB2 1EW, U.K. See the Supporting Information for more details.
26. Syntheses of 4, 5, and 6 are reported in the Supporting Information. The X-ray structure of 6 has not been determined.
27. -1.
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30. Iminoacyl formed from migratory insertion of RNC into M-C bonds is a well-known reaction: Singleton, E.; Ossthnizen, H. E. Adv. Organomet. Chem. 1983, 22, 209. Crociani, B. In Reactions of Coordinated Ligands; Braterman, P. S., Ed.; Plenum: New York, 1986; Chapter 9.
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33. Tatsumi, K.; Nakamura, A.; Hofmann, P.; Stauffert, P.; Hoffmann, R. J. Am. Chem. Soc. 1985, 107, 4440. Martin, B. D.; Matchett, S. A.; Norton, J. R.; Anderson, O. P. J. Am. Chem. Soc. 1985, 107, 7952. Roddick, D. M.; Bercaw, J. E. Chem. Ber. 1989, 122, 1579. Hofmann, P.; Stauffert, P.; Frede, M.; Tatsumi, K.; Chem. Ber. 1989, 122, 1559. Hofmann, P.; Stauffert, P.; Tatsumi, K.; Nakamura, A.; Hoffmann, R. Organometallics 1985, 4, 404. Tatsumi, K.; Nakamura, A.; Hofmann, P.; Hoffmann, R.; Moloy, K. G.; Marks, T. J. J. Am. Chem. Soc. 1986, 108, 4467. Fanwick, P. E.; Kobriger, L. M.; McMullen, A. K.; Rothwell, I. P. J. Am. Chem. Soc. 1986, 108, 8095. Arnold, J.; Tilley, T. D.; Rheingold, A. L. J. Am. Chem. Soc. 1986, 108, 5355.
34. Tatsumi, K.; Nakamura, A.; Hofmann, P.; Stauffert, P.; Hoffmann, R. J. Am. Chem. Soc. 1985, 107, 4440. Martin, B. D.; Matchett, S. A.; Norton, J. R.; Anderson, O. P. J. Am. Chem. Soc. 1985, 107, 7952. Roddick, D. M.; Bercaw, J. E. Chem. Ber. 1989, 122, 1579. Hofmann, P.; Stauffert, P.; Frede, M.; Tatsumi, K.; Chem. Ber. 1989, 122, 1559. Hofmann, P.; Stauffert, P.; Tatsumi, K.; Nakamura, A.; Hoffmann, R. Organometallics 1985, 4, 404. Tatsumi, K.; Nakamura, A.; Hofmann, P.; Hoffmann, R.; Moloy, K. G.; Marks, T. J. J. Am. Chem. Soc. 1986, 108, 4467. Fanwick, P. E.; Kobriger, L. M.; McMullen, A. K.; Rothwell, I. P. J. Am. Chem. Soc. 1986, 108, 8095. Arnold, J.; Tilley, T. D.; Rheingold, A. L. J. Am. Chem. Soc. 1986, 108, 5355.
35. Tatsumi, K.; Nakamura, A.; Hofmann, P.; Stauffert, P.; Hoffmann, R. J. Am. Chem. Soc. 1985, 107, 4440. Martin, B. D.; Matchett, S. A.; Norton, J. R.; Anderson, O. P. J. Am. Chem. Soc. 1985, 107, 7952. Roddick, D. M.; Bercaw, J. E. Chem. Ber. 1989, 122, 1579. Hofmann, P.; Stauffert, P.; Frede, M.; Tatsumi, K.; Chem. Ber. 1989, 122, 1559. Hofmann, P.; Stauffert, P.; Tatsumi, K.; Nakamura, A.; Hoffmann, R. Organometallics 1985, 4, 404. Tatsumi, K.; Nakamura, A.; Hofmann, P.; Hoffmann, R.; Moloy, K. G.; Marks, T. J. J. Am. Chem. Soc. 1986, 108, 4467. Fanwick, P. E.; Kobriger, L. M.; McMullen, A. K.; Rothwell, I. P. J. Am. Chem. Soc. 1986, 108, 8095. Arnold, J.; Tilley, T. D.; Rheingold, A. L. J. Am. Chem. Soc. 1986, 108, 5355.
36. Tatsumi, K.; Nakamura, A.; Hofmann, P.; Stauffert, P.; Hoffmann, R. J. Am. Chem. Soc. 1985, 107, 4440. Martin, B. D.; Matchett, S. A.; Norton, J. R.; Anderson, O. P. J. Am. Chem. Soc. 1985, 107, 7952. Roddick, D. M.; Bercaw, J. E. Chem. Ber. 1989, 122, 1579. Hofmann, P.; Stauffert, P.; Frede, M.; Tatsumi, K.; Chem. Ber. 1989, 122, 1559. Hofmann, P.; Stauffert, P.; Tatsumi, K.; Nakamura, A.; Hoffmann, R. Organometallics 1985, 4, 404. Tatsumi, K.; Nakamura, A.; Hofmann, P.; Hoffmann, R.; Moloy, K. G.; Marks, T. J. J. Am. Chem. Soc. 1986, 108, 4467. Fanwick, P. E.; Kobriger, L. M.; McMullen, A. K.; Rothwell, I. P. J. Am. Chem. Soc. 1986, 108, 8095. Arnold, J.; Tilley, T. D.; Rheingold, A. L. J. Am. Chem. Soc. 1986, 108, 5355.
37. Tatsumi, K.; Nakamura, A.; Hofmann, P.; Stauffert, P.; Hoffmann, R. J. Am. Chem. Soc. 1985, 107, 4440. Martin, B. D.; Matchett, S. A.; Norton, J. R.; Anderson, O. P. J. Am. Chem. Soc. 1985, 107, 7952. Roddick, D. M.; Bercaw, J. E. Chem. Ber. 1989, 122, 1579. Hofmann, P.; Stauffert, P.; Frede, M.; Tatsumi, K.; Chem. Ber. 1989, 122, 1559. Hofmann, P.; Stauffert, P.; Tatsumi, K.; Nakamura, A.; Hoffmann, R. Organometallics 1985, 4, 404. Tatsumi, K.; Nakamura, A.; Hofmann, P.; Hoffmann, R.; Moloy, K. G.; Marks, T. J. J. Am. Chem. Soc. 1986, 108, 4467. Fanwick, P. E.; Kobriger, L. M.; McMullen, A. K.; Rothwell, I. P. J. Am. Chem. Soc. 1986, 108, 8095. Arnold, J.; Tilley, T. D.; Rheingold, A. L. J. Am. Chem. Soc. 1986, 108, 5355.
38. Tatsumi, K.; Nakamura, A.; Hofmann, P.; Stauffert, P.; Hoffmann, R. J. Am. Chem. Soc. 1985, 107, 4440. Martin, B. D.; Matchett, S. A.; Norton, J. R.; Anderson, O. P. J. Am. Chem. Soc. 1985, 107, 7952. Roddick, D. M.; Bercaw, J. E. Chem. Ber. 1989, 122, 1579. Hofmann, P.; Stauffert, P.; Frede, M.; Tatsumi, K.; Chem. Ber. 1989, 122, 1559. Hofmann, P.; Stauffert, P.; Tatsumi, K.; Nakamura, A.; Hoffmann, R. Organometallics 1985, 4, 404. Tatsumi, K.; Nakamura, A.; Hofmann, P.; Hoffmann, R.; Moloy, K. G.; Marks, T. J. J. Am. Chem. Soc. 1986, 108, 4467. Fanwick, P. E.; Kobriger, L. M.; McMullen, A. K.; Rothwell, I. P. J. Am. Chem. Soc. 1986, 108, 8095. Arnold, J.; Tilley, T. D.; Rheingold, A. L. J. Am. Chem. Soc. 1986, 108, 5355.
39. 2). For 5557 unique observed reflections (I > 2σ(I)) collected at T = 295 K on an Enraf-Nonius CAD4 diffractometer (6 < 2θ < 140°) and corrected for absorption the current R value is 0.048 (wR2 = 0.125). All calculations were carried out on an ENCORE E91 computer and on a Quansan Personal Computer equipped with an Intel Pentium processor. Atomic coordinates, bond lengths and angles, and thermal parameters have been deposited at the Cambridge Crystallographic Data Centre, University Chemical Laboratory, Lensfield Road, Cambridge CB2 1EW, U.K. See the Supporting Information for more details.
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