Isolation and characterization of the tetralithium salt of [5]radialene tetraanion stabilized by silyl groups

Chemical Communications

Volumn , Issue 19, 1999, Pages 1981-1982

  Matsuo, Tsukasa ^a   Fure, Hidetoshi ^a   Sekiguchi, Akira ^a  

^a UNIVERSITY OF TSUKUBA   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

LITHIUM; LITHIUM SALT; RADIALENE; UNCLASSIFIED DRUG;

ARTICLE; CHEMICAL ANALYSIS; CHEMICAL STRUCTURE; CRYSTAL; ELECTRON; ISOLATION PROCEDURE;

EID: 0033533851     PISSN: 13597345     EISSN: None     Source Type: Journal    
DOI: 10.1039/a906253j     Document Type: Article

References (15)

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2. For reviews, see: K. Müllen, Chem. Rev., 1984, 84, 603; M. Rabinovitz, Top. Curr. Chem., 1988, 14, 99; A.-M. Sapse and P. v. R. Schleyer, Lithium Chemistry: A Theoretical and Experimental Overview, Wiley, New York, 1995.
3. For reviews, see: K. Müllen, Chem. Rev., 1984, 84, 603; M. Rabinovitz, Top. Curr. Chem., 1988, 14, 99; A.-M. Sapse and P. v. R. Schleyer, Lithium Chemistry: A Theoretical and Experimental Overview, Wiley, New York, 1995.
4. For recent papers, see: H. Bock, K. Gharagozloo-Hubmann, C. Näther, N. Nagel and Z. Havlas, Angew. Chem., Int. Ed. Engl., 1996, 35, 631; A. Sekiguchi, T. Matsuo and C. Kabuto, Angew. Chem., Int. Ed. Engl., 1997, 36, 2462; A. Sekiguchi, T. Matsuo and R. Akaba, Bull. Chem. Soc. Jpn., 1998, 71, 41; H. Bock, Z. Havlas, D. Hess and C. Näther, Angew. Chem., Int. Ed., 1998, 37, 502.
5. For recent papers, see: H. Bock, K. Gharagozloo-Hubmann, C. Näther, N. Nagel and Z. Havlas, Angew. Chem., Int. Ed. Engl., 1996, 35, 631; A. Sekiguchi, T. Matsuo and C. Kabuto, Angew. Chem., Int. Ed. Engl., 1997, 36, 2462; A. Sekiguchi, T. Matsuo and R. Akaba, Bull. Chem. Soc. Jpn., 1998, 71, 41; H. Bock, Z. Havlas, D. Hess and C. Näther, Angew. Chem., Int. Ed., 1998, 37, 502.
6. For recent papers, see: H. Bock, K. Gharagozloo-Hubmann, C. Näther, N. Nagel and Z. Havlas, Angew. Chem., Int. Ed. Engl., 1996, 35, 631; A. Sekiguchi, T. Matsuo and C. Kabuto, Angew. Chem., Int. Ed. Engl., 1997, 36, 2462; A. Sekiguchi, T. Matsuo and R. Akaba, Bull. Chem. Soc. Jpn., 1998, 71, 41; H. Bock, Z. Havlas, D. Hess and C. Näther, Angew. Chem., Int. Ed., 1998, 37, 502.
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11. 4Me)] by irradiation (λ > 300 nm) in refluxing THF, see: T. Matsuo, H. Fure and A. Sekiguchi, Chem. Lett., 1998, 1101.
12. PM3 calculation was performed with geometry optimization. The geometry of 3 by X-ray diffraction was successfully reproduced by PM3 calculation.
13. T. Matsuo, A. Sekiguchi, M. Ichinohe, K. Ebata and H. Sakurai, Organometallics, 1998, 17, 3143; T. Matsuo, A. Sekiguchi and H. Sakurai, Bull. Chem. Soc. Jpn., 1999, 72, 1115.
14. T. Matsuo, A. Sekiguchi, M. Ichinohe, K. Ebata and H. Sakurai, Organometallics, 1998, 17, 3143; T. Matsuo, A. Sekiguchi and H. Sakurai, Bull. Chem. Soc. Jpn., 1999, 72, 1115.
15. 8 gave broad and complex signals.