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Butyl 2-Methyl-5-(Quinoline-8-Sulfonamido)Naphtho[1,2-b]Furan-3-Carboxylate (6f)

JG Jian Gao
QC Qing-Qing Chen
YH Ye Huang
KL Kai-Hang Li
XG Xiao-Ju Geng
TW Tao Wang
QL Qi-Si Lin
RY Ruo-Si Yao
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As a white powder, yield 38.9%, m. p.210.8–211.2°C; Analytical data for 6f: 1H-NMR (400 MHz, CDCl3, δ ppm): 9.24 (s, 1H, Ar-H), 8.74 (s, 1H, NH), 8.47 (d, J = 8.4 Hz, 1H, Ar-H), 8.40 (d, J = 8.0 Hz, 1H, Ar-H), 8.29 (d, J = 6.8 Hz, 1H, Ar-H), 8.18 (d, J = 8.0 Hz, 1H, Ar-H), 8.08 (d, J = 8.0 Hz, 1H, Ar-H), 7.70 (dd, J = 8.0, 4.0 Hz, 1H, Ar-H), 7.58 (t, J = 7.2 Hz, 2H, Ar-H), 7.51 (t, J = 7.6 Hz, 1H, Ar-H),7.36 (s, 1H, Ar-H), 4.08 (t, J = 6.8 Hz, 2H, CH2), 2.77 (s, 3H, CH3), 1.49–1.29 (m, 4H, CH2CH2), 0.95 (t, J = 7.2 Hz, 3H, CH3); 13C NMR (100 MHz, CDCl3, δ ppm): 164.23, 163.05, 151.64, 148.14, 143.38, 137.69, 136.20, 133.57, 131.70, 129.30, 129.13, 128.91, 127.23, 126.16, 125.94, 124.90, 122.63, 121.25, 121.14, 119.95, 116.88, 110.22, 64.12, 30.80, 19.34, 14.64, 13.96. ESI-MS: m/z 489.2 [M + H]+.

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