Tris(tri-tert-butylsilyl)digallanyl (tBu3Si)3Ga2: A New Type of Compound for a Heavy Group 13 Element

Angewandte Chemie (International Edition in English)

Volumn 36, Issue 11, 1997, Pages 1213-1215

  Wiberg, Nils ^a   Amelunxen, Kerstin ^a   Nöth, Heinrich ^a   Schwenk, Holger ^a   Kaim, Wolfgang ^b   Klein, Axel ^b   Scheiring, Thomas ^b  

^a UNIVERSITY OF MUNICH   (Germany)

^b UNIVERSITY OF STUTTGART   (Germany)

Author keywords

Gallium; Main group elements; Radicals

Indexed keywords

EID: 0030876126     PISSN: 05700833     EISSN: None     Source Type: Journal    
DOI: 10.1002/anie.199712131     Document Type: Article

References (26)

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2. See N. Wiberg, K. Amelunxen, H. Nöth, M. Schmidt, H. Schwenk, Angew. Chem. 1996, 108, 110; Angew. Chem. Int. Ed. Engl. 1996, 35, 65, and references therein.
3. See N. Wiberg, K. Amelunxen, H. Nöth, M. Schmidt, H. Schwenk, Angew. Chem. 1996, 108, 110; Angew. Chem. Int. Ed. Engl. 1996, 35, 65, and references therein.
4. 6], and TlCl [1], are also more stable towards disproportionation.
5. 2 [9].
6. 3 [1, 9, 11].
7. 3 [1, 9, 11].
8. 3 [1, 9, 11].
9. 3 [1, 9, 11].
10. 2Ga-GaClR* formed undergoes subsequent dehalogenation by R*Na to form 1.
11. 2 compounds, see ref. [2,9].
12. i values. Crystallographic data (excluding structure factors) for the structures reported in this paper have been deposited with the Cambridge Crystallographic Data Centre as supplementary publication no. CCDC-100057. Copies of the data can be obtained free of charge on application to The Director, CCDC, 12 Union Road, Cambridge CB21EZ, UK (fax: int. code +(1223)336-033; e-mail: deposit@chem.crys.cam.ac.uk).
13. W. Uhl, Angew. Chem. 1993, 105, 1449; Angew. Chem. Int. Ed. Engl. 1993, 32, 1386; C. Dohmeier, D. Loos, H. Schnöckel, ibid. 1996, 108, 141 and 1996, 35, 129; M. Driess, H. Grützmacher, ibid. 1996, 108, 900 and 1996, 35, 827.
14. W. Uhl, Angew. Chem. 1993, 105, 1449; Angew. Chem. Int. Ed. Engl. 1993, 32, 1386; C. Dohmeier, D. Loos, H. Schnöckel, ibid. 1996, 108, 141 and 1996, 35, 129; M. Driess, H. Grützmacher, ibid. 1996, 108, 900 and 1996, 35, 827.
15. W. Uhl, Angew. Chem. 1993, 105, 1449; Angew. Chem. Int. Ed. Engl. 1993, 32, 1386; C. Dohmeier, D. Loos, H. Schnöckel, ibid. 1996, 108, 141 and 1996, 35, 129; M. Driess, H. Grützmacher, ibid. 1996, 108, 900 and 1996, 35, 827.
16. W. Uhl, Angew. Chem. 1993, 105, 1449; Angew. Chem. Int. Ed. Engl. 1993, 32, 1386; C. Dohmeier, D. Loos, H. Schnöckel, ibid. 1996, 108, 141 and 1996, 35, 129; M. Driess, H. Grützmacher, ibid. 1996, 108, 900 and 1996, 35, 827.
17. W. Uhl, Angew. Chem. 1993, 105, 1449; Angew. Chem. Int. Ed. Engl. 1993, 32, 1386; C. Dohmeier, D. Loos, H. Schnöckel, ibid. 1996, 108, 141 and 1996, 35, 129; M. Driess, H. Grützmacher, ibid. 1996, 108, 900 and 1996, 35, 827.
18. W. Uhl, Angew. Chem. 1993, 105, 1449; Angew. Chem. Int. Ed. Engl. 1993, 32, 1386; C. Dohmeier, D. Loos, H. Schnöckel, ibid. 1996, 108, 141 and 1996, 35, 129; M. Driess, H. Grützmacher, ibid. 1996, 108, 900 and 1996, 35, 827.
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21. 2CH [9].
22. 3, which can be observed by NMR spectroscopy (X-ray structure analysis: H. Nöth, J. Knizek, unpublished results).
23. W. Uhl, U. Schütz, W. Kaim, E. Waldhör, J. Organomet. Chem. 1995, 501, 79.
24. • (E = Group 14 element [15]), stems from the existence of closely spaced excited states with nonvanishing orbital momenta and from the spin-orbit coupling constant of Ga.
25. H. Fischer in Free Radicals, Vol. II (Ed.: J. K. Kochi), Wiley, New York, 1973, p. 452.
26. N. Wiberg, K. Schurz, J. Organomet. Chem. 1988, 341, 145.