1,2,3-Dithiazolyl and 1,2,35-Dithiadiazolyl Radicals as Spin-Bearing ...
1,2,3-Dithiazolyl and 1,2,35-Dithiadiazolyl Radicals as Spin-Bearing ...
1,2,3-Dithiazolyl and 1,2,35-Dithiadiazolyl Radicals as Spin-Bearing ...
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1384(s), 1373(m), 1<strong>35</strong>3(w), 1313(s), 1254(w), 1206(m), 1182(s), 1153(w), 1096(w),<br />
1040(m), 1018(m), 964(w), 860(w), 815(s), 770(s), 727(w), 689(m), 672(m), 637(m),<br />
618(w), 600(m), 584(m), 543(m), 486(w), 473(m), 419(w). 1 HNMR (300 MHz, DMSOd<br />
6 ): δ 8.44 (d, J = 9.0 Hz, 1H), δ 8.16 (d, J = 9.3 Hz, 1H), δ 7.87 (m, 2H), δ 2.37 (s, 3H).<br />
MS (EI + ): m/z = 277.02 (parent ion) 2<strong>35</strong>.00 (-C 2 H 2 O), 207.00, 177.99, 130.05, 103.06,<br />
76.01. X-ray: P2 1 /n, a: 4.7207(5), b: 13.3232(13), c: 18.4301(18), β: 92.977(2). CV: (3<br />
mM analyte; 0.1 M [ n Bu 4 N][PF 6 ] electrolyte; the fc/fc + couple at E 1/2 = 0.40 V vs SCE <strong>as</strong><br />
the internal st<strong>and</strong>ard) A reversible oxidative process E 1/2 = 0.95 V vs SCE (ΔE pp = 120<br />
mV) <strong>and</strong> an irreversible reductive process E red = −0.68 V vs SCE were revealed.<br />
3.7 References<br />
(1) Smithson, C., M.Sc. Thesis, University of Guelph, 2011.<br />
(2) Cheung, H.; Tanke, R. S.; Torrence, G. P. In Ullmann's Encyclopedia of<br />
Industrial Chemistry; Wiley-VCH Verlag GmbH & Co. KGaA: 2000.<br />
(3) Uchimiya, M.; Stone, A. T. Chemosphere 2009, 77, 451.<br />
(4) Evangelio, E.; Ruiz-Molina, D. C. R. Chim. 2008, 11, 1137.<br />
(5) Sato, O. J. Photochem. Photobiol., C 2004, 5, 203.<br />
(6) Guetlich, P.; Hauser, A.; Spiering, H. Angew. Chem. Int. Ed. Engl. 1994, 106,<br />
2109.<br />
(7) Sato, O.; Tao, J.; Zhang, Y.-Z. Angew. Chem., Int. Ed. Eng. 2007, 46, 2152.<br />
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