ꢀꢀ
(5H, m, Ph), 7.19–7.163 (2H, m, H5,5 ). MALDI-TOF: m/z 564
15 D. R. McMillin and J. J. Moore, Coord. Chem. Rev., 2002, 229, 113–
121.
16 J. F. Michalec, S. A. Bejune, D. G. Cuttell, G. C. Summerton, J. A.
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2001, 40, 2193–2200.
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(M+ − Cl−, 60%), 649 (M+ + CH2Cl2, 40).
4ꢀ-tert-Butylacetylene-2,2ꢀ:6ꢀ,2ꢀꢀ-terpyridinezinc(II) aceate (3).
0.008 g (0.026 mmol) of 4ꢀ-tert-butyl-2,2ꢀ:6ꢀ,2ꢀꢀ-terpyridine and
0.004 g (0.017 mmol) of zinc acetate were dissolved in CH3OH
(10 ml) and heated at reflux for 20 min. After cooling, the solvent
was evaporated under reduced pressure, obtained as a white solid,
which was recrystallized from diethyl ether. 1H NMR (300 MHz,
ꢀꢀ
ꢀꢀ
CDCl3): d (ppm) 9.04–9.02 (4H, m, H6,6 ), 8.15–8.13 (4H, m, H3,3 ),
ꢀ
ꢀ
ꢀꢀ
8.09 (4H, s, H3 ,5 ), 8.02–7.96 (4H, m, H4,4 ), 7.60–7.56 (4H, m,
H5,5 ), 1.39 (18H, s, CH3). 13C{H}-NMR (300 MHz, CDCl3): d
ꢀꢀ
(ppm) 150.0, 149.2, 147.9, 139.2, 138.3, 126.5, 123.4, 120.9, 30.5,
28.4 MALDI-TOF: m/z 692 (M+-2CH3COO−, 100%).
4ꢀ-Phenylacetylene-2,2ꢀ:6ꢀ,2ꢀꢀ-terpyridinezinc(II) acetate (4).
0.021 g (0.062 mmol) of 4ꢀ-phenyl-2,2ꢀ:6ꢀ,2ꢀꢀ-terpyridine and
0.007 g (0.034 mmol) of zinc acetate were dissolved in CH3OH
(10 ml) and heated at reflux for 20 min. After cooling, the solvent
was evaporated under reduced pressure, obtained a yellow solid,
which was recrystallized from diethyl ether. 1H NMR (300 MHz,
ꢀꢀ
ꢀ ꢀ
CDCl3): d (ppm) 9.06–9.04 (4H, m, H6,6 ), 8.25 (4H, s, H3 ,5 ),
ꢀꢀ
ꢀꢀ
8.19–8.17 (4H, m, H3,3 ), 8.03–8.02 (4H, m, H4,4 ), 7.66–7.61
(10H, m, Ph), 7.47–7.45 (4H, m, H5,5 ). 13C{H}-NMR (300 MHz,
ꢀꢀ
28 F. Guo, W. Sun, Y. Liu and K. Schanze, Inorg. Chem., 2005, 44, 4055–
CDCl3): d (ppm) 150.0, 149.4, 147.8, 139.2, 137.8, 132.2, 130.2,
4065.
128.7, 126.6, 123.1, 121.0. MALDI-TOF: m/z 732 (M+
−
29 A. Islam, H. Sugihara, K. Hara, L. P. Singh, R. Katoh, M. Yanagida,
Y. Takahashi, S. Murata, H. Arakawa and G. Fujihashi, Inorg. Chem.,
2001, 40, 5371–5380.
2CH3COO−, 100%).
30 W. Lu, B.-X. Mi, M. C. W. Chan, Z. Hui, C.-M. Che, N. Zhu and S.-T.
Lee, J. Am. Chem. Soc., 2004, 126, 4958–4971.
Acknowledgements
31 R. Narayana-Prabhu and R. H. Schmehl, Inorg. Chem., 2006, 45, 4319–
4321.
This research was funded by the US Air Force Office of Scientific
Research (FA9550–05-1-0276) and the American Chemical Soci-
ety (44138-AC3). Dr Aaron A. Rachford aided in the acquisition
of time resolved emission spectra.
32 E. M. A. Ratilla, H. M. Brothers and N. M. Kostic, J. Am. Chem. Soc.,
1987, 109, 4592–4599.
33 K. M.-C. Wong, W.-S. Tang, X.-X. Lu, N. Zhu and V. W.-W. Yam,
Inorg. Chem., 2005, 44, 1492–1498.
34 T. Yutaka, I. Mori, M. Kurihara, J. Mizutani, N. Tamai, T. Kawai, M.
Irie and H. Nishihara, Inorg. Chem., 2002, 47, 7143–7150.
35 D. Zhang, L.-Z. Wu, Q.-Z. Yang, X.-H. Li, L.-P. Zhang and C.-H.
Tung, Org. Lett., 2003, 5, 3221–3224.
36 V. Kukushlin, A. Pombeiro, C. Ferreira and L. Elding, Inorg. Synth.,
2002, 33, 189–195.
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