A zwitterionic spirocyclic pentacoordinate silicon compound synthesized in water by Si-O and Si-C bond cleavage

Angewandte Chemie - International Edition

Volumn 44, Issue 33, 2005, Pages 5292-5295

  Tacke, Reinhold ^a   Bertermann, Rüdiger ^a   Burschka, Christian ^a   Dragota, Simona ^a  

^a UNIVERSITY OF WÜRZBURG   (Germany)

Author keywords

Higher coordinate compounds; Silicates; Silicon; Zwitterions

Indexed keywords

CHEMICAL BONDS; HYDRATES; HYDROLYSIS; PH EFFECTS; SILICATES; SYNTHESIS (CHEMICAL);

BOND CLEAVAGE; HIGHER-COORDINATE COMPOUNDS; HYDROLYTIC STABILITY; ZWITTERIONS;

SILICON COMPOUNDS;

EID: 24044521607     PISSN: 14337851     EISSN: None     Source Type: Journal    
DOI: 10.1002/anie.200501164     Document Type: Article

References (30)

1. Selected reviews dealing with higher-coordinate silicon compounds: a) D. Kost, I. Kalikhman in The Chemistry of Organic Silicon Compounds, Vol. 2, Part 2 (Eds.: Z. Rappoport, Y. Apeloig), Wiley, Chichester, UK, 1998, pp. 1339-1445;
2. b) V. Pestunovich, S. Kirpichenko, M. Voronkov in The Chemistry of Organic Silicon Compounds, Vol. 2, Part 2 (Eds.: Z. Rappoport, Y. Apeloig), Wiley, Chichester, UK, 1998, pp. 1447-1537;
3. c) C. Chuit, R. J. P. Corriu, C. Reye in Chemistry of Hypervalent Compounds (Ed.: K. Akiba), Wiley, New York, 1999, pp. 81-146;
4. d) R. Tacke, M. Pülm, B. Wagner, Adv. Organomet. Chem. 1999, 44, 221-273;
5. e) M. A. Brook, Silicon in Organic, Organomelallic, and Polymer Chemistry, Wiley, New York, 2000, pp. 97-114;
6. f) R. Tacke, O. Seiler in Silicon Chemistry: From the Atom to Extended Systems (Eds.: P. Jutzi, U. Schubert), Wiley-VCH, Weinheim, 2003, pp. 324-337;
7. g) D. Kost, I. Kalikhman, Adv. Organomet. Chem. 2004, 50, 1-106.
8. R. Bertermann, A. Biller, M. Kaupp, M. Penka, O. Seiler, R. Tacke, Organometallics 2003, 22, 4104-4110.
9. R. Tacke, A. Lopez-Mras, P. G. Jones, Organometallics 1994, 13, 1617-1623.
10. R. Tacke, M. Pülm, I. Richter, B. Wagner, R. Willeke, Z. Anorg. Allg. Chem. 1999, 625, 2169-2177.
11. S. Dragota, R. Bertermann, C. Burschka, J. Heermann, M. Penka, I. Richter, B. Wagner, R. Tacke, Silicon Chem. 2002, 1, 291-297.
12. R. Tacke, R. Bertermann, A. Biller, O. Dannappel, M. Penka, M. Pülm, R. Willeke, Z. Anorg. Allg. Chem. 2000, 626, 1159-1173.
13. R. Willeke, R. Tacke, Z. Anorg. Allg. Chem. 2001, 627, 1537-1541.
14. R. Tacke, M. Mallak, R. Willeke, Angew. Chem. 2001, 113, 2401-2403;
15. Angew. Chem. Int. Ed. 2001, 40, 2339-2341.
16. R. Tacke, R. Bertermann, C. Burschka, S. Dragota, M. Penka, I. Richter, J. Am. Chem. Soc. 2004, 126, 14493-14505.
17. R. Tacke, B. Pfrommer, M. Pülm, R. Bertermann, Eur. J. Inorg. Chem. 1999, 807-816.
18. We use herein the terms "stability against hydrolysis" and "hydrolytic stability" to describe the overall stability in aqueous solution (no decomposition).
19. J. Sperlich, J. Becht, M. Mühleisen, S. A. Wagner, G. Mattern, R. Tacke, Z. Naturforsch. B 1993, 48, 1693-1706.
20. 4C skeletons: I. Richter, M. Penka, R. Tacke, Organometallics 2002, 21, 3050-3053, and references therein.
21. -3.
22. a) E. L. Muetterties, L. J. Guggenberger, J. Am. Chem. Soc. 1974, 96, 1748-1756;
23. b) R. R. Holmes, J. A. Deiters, J. Am. Chem. Soc. 1977, 99, 3318-3326;
24. c) the degree of distortion was calculated by using the dihedral angle method described in references [15a] and [15b]. All nine dihedral angles and the values for the reference geometry of the ideal square pyramid given in reference [15a] were considered for this calculation.
25. The hydrogen-bonding systems were analyzed by using the program system PLATON: A. L. Spek, PLATON, University of Utrecht, Utrecht, The Netherlands, 1998.
26. 1H transmitter pulse length 3.6 us; repetition time 4 s.
27. Syntheses and X-ray diffraction studies: a) K. Benner, P. Klüfers, J. Schuhmacher, Z. Anorg. Allg. Chem. 1999, 625, 541-543;
28. b) P. Klüfers, F. Kopp, M. Vogt, Chem. Eur. J. 2004, 10, 4538-4545.
29. NMR studies: a) S. D. Kinrade, E. W. Deguns, A.-M. E. Gilson, C. T. G. Knight, Dalton Trans. 2003, 3713-3716;
30. b) S. D. Kinrade, R. J. Balec, A. S. Schach, J. Wang, C. T. G. Knight, Dalton Trans. 2004, 3241-3243.