Artigo Revisado por pares

Improved Electrochemistry in Low-Polarity Media Using Tetrakis(pentafluorophenyl)borate Salts as Supporting Electrolytes

2000; Wiley; Volume: 112; Issue: 1 Linguagem: Inglês

10.1002/(sici)1521-3757(20000103)112

ISSN

1521-3757

Autores

Robert J. LeSuer, William E. Geiger,

Tópico(s)

Conducting polymers and applications

Resumo

Angewandte ChemieVolume 112, Issue 1 p. 254-256 Zuschrift Improved Electrochemistry in Low-Polarity Media Using Tetrakis(pentafluorophenyl)borate Salts as Supporting Electrolytes Robert J. LeSuer, Robert J. LeSuer Department of Chemistry University of Vermont Burlington, VT 05405, USA, Fax: (+1) 802-656-8705Search for more papers by this authorWilliam E. Geiger Prof., William E. Geiger Prof. [email protected] Search for more papers by this author Robert J. LeSuer, Robert J. LeSuer Department of Chemistry University of Vermont Burlington, VT 05405, USA, Fax: (+1) 802-656-8705Search for more papers by this authorWilliam E. Geiger Prof., William E. Geiger Prof. [email protected] Search for more papers by this author First published: January 3, 2000 https://doi.org/10.1002/(SICI)1521-3757(20000103)112:1 3.0.CO;2-ZCitations: 32AboutPDF ToolsRequest permissionAdd to favorites ShareShare Give accessShare full text accessShare full-text accessPlease review our Terms and Conditions of Use and check box below to share full-text version of article.I have read and accept the Wiley Online Library Terms and Conditions of UseShareable LinkUse the link below to share a full-text version of this article with your friends and colleagues. Learn more.Copy URL Share a linkShare onEmailFacebookTwitterLinkedInRedditWechat Abstract Das nichtkoordinierende Anion [B(C6F5)4]− macht Kationen und Polykationen löslich und ermöglicht so die Bildung und Untersuchung solcher Systeme in Medien mit niedriger Dielektrizitätskonstante. Mit [NBu4][B(C6F5)4] als Leitsalz können cyclovoltammetrische Messungen in aliphatischen Ethern und anderen Lösungsmitteln sehr niedriger Polarität durchgeführt werden. References 1(a) C. D. Baer, C. A. Camaioni-Neto, D. A. Sweigart, A. M. Bond, T. F. Mann, G. A. Tondreau, Coord. Chem. Rev. 1989, 93, 1; 10.1016/0010-8545(89)80010-4 CASWeb of Science®Google Scholar(b) A. Abbott, Chem. Soc. Rev. 1993, 435; Google Scholar(c) A. Fry in Laboratory Techniques in Electroanalytical Chemistry (Eds.: P. T. Kissinger, W. R. Heineman), 2nd ed., Marcel Dekker, New York, 1996, p. 469; Google Scholar(d) D. H. Evans, S. A. Lerke in Laboratory Techniques in Electroanalytical Chemistry (Eds.: P. T. Kissinger, W. R. Heineman), 2nd ed., Marcel Dekker, New York, 1996, p. 487; Google Scholar(e) R. Cosmo, C. Kautz, K. Meerholz, J. Heinze, K. Müllen, Angew. Chem. 1988, 101, 638; 10.1002/ange.19891010525 Google Scholar Angew. Chem. Int. Ed. 1988, 28, 604; Google Scholar(f) S. Ching, J. T. McDevitt, S. R. 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Mann, Electroanalytical Chemistry, Vol. 3 (Ed.: A. J. Bard), Marcel Dekker, New York, 1969, p. 101. Electrochemistry in ethers is normally performed using lithium-based supporting electrolytes; Google Scholar for leading references, see Z. Wang, B. Huang, R. Xue, L. Chen. X. Huang, J. Electrochem. Soc. 1998, 145, 3346. 10.1149/1.1838810 CASWeb of Science®Google Scholar 9 Some other resistivity values: a) tert-butyl methyl ether, am, bient temperature, 0.075 M [NBu4][B(C6F5)4], 2.5 Kωcm; (b) diethyl ether, saturated [NBu4][BC6F5)4] (<0.025 M), 235 K, 22 Kωcm; (c) THF, 0.1 M[NBu4][PF6], ambient temperature, 2.3 Kωcm. Google Scholar 10 The value of E3/4-E1/4 was 112 mV at room temperature and 133 mV at 210 K. Google Scholar 11 The electrochemistry of quinones has been reviewed: J. Q. Chambers, The Chemistry of Quinonoid Compounds, Part 2 (Ed.: S. Patai), Wiley, London, 1974. Representative E1/2 values in nonaqueous solvents: in DMF/0.1M [NEt4][ClO4, =1.33 V vs. Cp2Fe+/Cp2Fe0] for E, −2.03 V for E: Google Scholar L. Jeftic, G. Manning, J. Electroanal. Chem. 1970, 26, 195; 10.1016/S0022-0728(70)80303-5 CASWeb of Science®Google Scholar see also M. E. Peover, J. Chem. Soc. 1962, 4540. Google Scholar 12 D. K. Roe in Laboratory Techniques in Electroanalytical Chemistry (Eds.: P. T. Kissinger, W. R. Heineman), 2nd ed., Marcel Dekker, New York, 1996, p. 195. Google Scholar 13 The value of Epa- Epc for a Nernstian couple displays a minor dependence on the CV switching potential and is predicted to be 61 mV for a system undergoing fast heterogeneous electron transfer kinetics under our recording conditions; see R. S. Nicholson, Anal. Chem. 1966, 38, 1406. 10.1021/ac60242a030 CASWeb of Science®Google Scholar 14 T. Gennett, D. F. Milner, M. J. Weaver, J. Phys. Chem. 1985, 89, 2787, and references therein. 10.1021/j100259a018 CASWeb of Science®Google Scholar 15 D. F. Milner, M. J. Weaver, Anal. Chim. Acta 1987, 198, 245. 10.1016/S0003-2670(00)85025-4 CASWeb of Science®Google Scholar 16 W. E. Geiger in Laboratory Techniques in Electroanalytical Chemistry (Eds.: P. T. Kissinger, W. R. Heineman), 2nd ed., Marcel Dekker, New York, 1996, p. 683. Google Scholar 17 A. C. Michael, R. M. Wightman in Laboratory Techniques in Electroanalytical Chemistry (Eds.: P. T. Kissinger, W. R. Heineman), 2nd ed., Marcel Dekker, New York, 1996, 367. Web of Science®Google Scholar 18(a) S. M. Drew, R. M. Wightman, C. A. Amatore, J. Electroanal. Chem. 1991, 317, 117; 10.1016/0022-0728(91)85007-C CASWeb of Science®Google Scholar(b) K. B. Oldham, T. J. Cardwell, J. H. Santos, A. M. Bond, J. Electroanal. Chem. 1997, 430, 39; 10.1016/S0022-0728(96)04915-7 CASWeb of Science®Google Scholar(c) D. Pletcher, H. Thompson, J. Chem. Soc. Faraday Trans. 1998, 94, 3445. 10.1039/a806263c CASWeb of Science®Google Scholar 19 Note added in proof (December 13, 1999): Voltammograms of titanium complexes have recently been reported in difluorobenzene using 2MM tetrabutylammonium tetrakis(pentafluorophenyl)borate as the supporting electrolyte: S. Feng, J. Klosin, W. J. Kruper, Jr., M. H. McAdon, D. R. Neithamer, P. N. Kickias, J. T. Patton, D. R. Wilson, Organometallics 1999, 18, 1159. 10.1021/om980847s CASWeb of Science®Google Scholar Citing Literature Volume112, Issue1January 3, 2000Pages 254-256 This is the German version of Angewandte Chemie. Note for articles published since 1962: Do not cite this version alone. Take me to the International Edition version with citable page numbers, DOI, and citation export. We apologize for the inconvenience. ReferencesRelatedInformation

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