COMMUNICATIONS
1719 (m), 1578 (s), 1475 (m), 781 cmꢀ1 (m); 1H NMR
(500 MHz, CDCl3, 300 K): d=1.55 (s, 9H), 7.08 (ddd, J=
Shin, H. Kim, S. Chang, Acc. Chem. Res. 2015, 48,
1040–1052; h) M. A. Ali, X. Yao, H. Sun, H. Lu, Org.
Lett. 2015, 17, 1513–1516; i) D. Gwon, H. Hwand, H. K.
Kim, S. R. Marder, S. Chang, Chem. Eur. J. 2015, 21,
17200–17204.
3
4
3
7.5, 5.0 Hz, J=1.1 Hz, 1H), 7.23 (d, J=5.5 Hz, 1H), 7.44
3
4
5
3
(virt. dt, J=8.1 Hz, J ꢁ J=1.1 Hz, 1H) 7.66 (virt. td, J ꢁ
4
3
7.8 Hz, J=1.8 Hz, 1H), 7.94 (s, 1H), 8.55 (ddd, J=5.0 Hz,
4J=1.8 Hz, 5J=1.0 Hz, 1H), 11.24 (s, 1H, NH); 13C NMR
(126 MHz, CDCl3, 300 K): d=28.6 (q), 80.3 (s), 117.8 (s),
120.2 (d), 120.3 (d), 123.1 (d), 124.7 (d), 137.1 (d), 139.3 (s),
148.1 (d), 153.1 (s), 154.4 (s); HR-MS (ESI): m/z=277.1003,
calcd. for C14H16N2O2S [M+H]+: 277.1005.
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Acknowledgements
This project was supported by the Deutsche Forschungsge-
meinschaft (Ba 1372-19/1), by the Elitenetzwerk Bayern
(scholarship to J.W.), and by the TUM Graduate School. Dr.
S. Breitenlechner is acknowledged for his help with the KIE
measurements.
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Adv. Synth. Catal. 0000, 000, 0 – 0
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ꢂ 2016 Wiley-VCH Verlag GmbH & Co. KGaA, Weinheim
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