Synthesis of hafnacyclopentanes from hafnocene alkyne complexes: Influence of styrene substituents on the C-C coupling regioselectivity

European Journal of Inorganic Chemistry

Volumn , Issue 11, 2009, Pages 1456-1459

  Beweries, Torsten ^a   Burlakov, Vladimir V ^b   Arndt, Perdita ^a   Baumann, Wolfgang ^a   Spannenberg, Anke ^a   Rosenthal, Uwe ^a  

^a UNIVERSITY OF ROSTOCK   (Germany)

^b A N NESMEYANOV INSTITUTE OF ORGANOELEMENT COMPOUNDS   (Russian Federation)

Author keywords

C C coupling; Hafnium; Metallacycles; Organometallic chemistry; Polymerization

Indexed keywords

ETHYLENE; HAFNIUM; ORGANOMETALLICS; POLYMERIZATION; SYNTHESIS (CHEMICAL);

ACTIVE CATALYST; C-C COUPLING; HAFNOCENE; METALLACYCLES; ORGANOMETALLIC CHEMISTRY; TRIFLUOROMETHYL;

STYRENE;

EID: 65249164776     PISSN: 14341948     EISSN: 10990682     Source Type: Journal    
DOI: 10.1002/ejic.200900117     Document Type: Article

References (26)

1. Examples: a) U. Rosenthal, V. V. Burlakov, Titanium and Zirconium in Organic Synthesis (Ed.: I. Marek) Wiley-VCH, Weinheim, 2002, pp. 355-389;
2. U. Rosenthal, V. V. Burlakov, P. Arndt, W. Baumann, A. Spannenberg, Eur. J. Inorg. Chem. 2004, 22, 4739-4750.
3. a) T. Beweries, V. V. Burlakov, M. A. Bach, P. Arndt, W. Bau-mann, A. Spannenberg, U. Rosenthal, Organomet al.lics 2007, 26, 247-249;
4. T. Beweries, V. V. Burlakov, S. Peitz, P. Arndt, W. Baumann, A. Spannenberg, U. Rosenthal, Organomet al.lics 2008, 27, 3954-3959.
5. T. Beweries, V. V. Burlakov, M. A. Bach, S. Peitz, P. Arndt, W. Baumann, A. Spannenberg, U. Rosenthal, B. Pathak, E. D. Jemmis, Angew. Chem. Int. Ed. 2007, 46, 6907-6910.
6. More examples for the high potential of hafnocenes were reported: a) W. H. Bernskoetter, A. V. Olmos, E. Lobkovsky, P. J. Chirik, Organomet al.lics 2006, 25, 1021-1027;
7. W. H. Bern-skoetter, A. V. Olmos, J. A. Pool, E. Lobkovsky, P. J. Chirik, J. Am. Chem. Soc. 2006, 128, 10696-10697;
8. W. H. Bernskoetter, E. Lobkovsky, P. J. Chirik, Angew. Chem. Int. Ed. 2007, 46, 2858-2861;
9. J. Ugolotti, G. Dierker, G. Kehr, R. Fröhlich, S. Grimme, G. Erker, Angew. Chem. Int. Ed. 2008, 47, 2622-2625.
10. T. Beweries, C. Fischer, S. Peitz, V. V. Burlakov, P. Arndt, W. Baumann, A. Spannenberg, D. Heller, U. Rosenthal, J. Am. Chem. Soc., DOI: 10.1021/ja809368s.
11. a) H. Sun, V. V. Burlakov, A. Spannenberg, W. Baumann, P. Arndt, U. Rosenthal, Organomet al.lics 2001, 20, 5472-5477;
12. S. Mansel, D. Thomas, C. Lefeber, D. Heller, R. Kempe, W. Baumann, U. Rosenthal, Organomet al.lics 1997, 16, 2886-2890.
13. a) M. J. Overett, K. Blann, A. Bollmann, J. T. Dixon, D. Haas-broek, E. Killian, H. Maumela, D. S. McGuinness, D. H. Morgan, J. Am. Chem. Soc. 2005, 127, 10723-10730;
14. D. F. Wass, Dalton Trans. 2007, 816-819; and references cited therein;
15. T. Agapie, S. J. Schofer, J. A. Labinger, J. E. Bercaw, J. Am. Chem. Soc. 2004, 126, 1304-1305;
16. T. Agapie, J. A. Labinger, J. E. Bercaw, J. Am. Chem. Soc. 2007, 129, 14281-14295;
17. D. S. McGuinness, Organomet al.lics 2009, 28, 244-248;
18. R. D. Köhn, Angew. Chem. Int. Ed. 2008, 47, 245-247; and references cited therein.
19. D. Swanson, C. Rousset, E. Negishi, T. Takahashi, T. Seki, M. Saburi, Y. Uchida, J. Org. Chem. 1989, 54, 3521-3523.
20. T. Takahashi, N. Suzuki, M. Hasegawa, Y. Nitto, K. Aoyagi, M. Saburi, Chem. Lett. 1992, 331-332.
21. 3. The zwit-terionic products were characterized by X-ray crystallography and used as isolated compounds in the polymerization of ethyl-ene.
22. a) M. A. Bach, T. Beweries, V. V. Burlakov, P. Arndt, W. Baumann, A. Spannenberg, U. Rosenthal, W. Bonrath, Orga-nomet al.lics 2005, 24, 5916-5918;
23. T. Beweries, M. A. Bach, V. V. Burlakov, P. Arndt, W. Baumann, A. Spannenberg, U. Rosenthal, Organomet al.lics 2007, 26, 241-244.
24. G. M. Sheldrick, Acta Crystallogr., Sect. A 2008, 64, 112-122.
25. M. C. Burla, R. Caliandro, M. Camalli, B. Carrozzini, G. L. Cascarano, L. De Caro, C. Giacovazzo, G. Polidori, R. Spagna, J. Appl. Crystallogr. 2005, 38, 381-388.
26. K. Brandenburg, DIAMOND, Version 3.1e. Crystal Impact GbR, 2007, Bonn, Germany.