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20221108_BG_8C_2.zip 20221108_BG_8C_1.zip
20221108_BG_8C proton and carbon 500 MHz.pdf
13C NMR (126 MHz, DMSO) δ 163.18, 160.26, 152.86, 151.12, 149.88, 149.59, 141.14, 137.63, 123.03, 120.39, 109.95, 101.15, 56.12, 55.08.
1H NMR (500 MHz, DMSO-d6) δ 11.42 (s, 1H), 8.61 (d, J = 4.4 Hz, 1H), 7.98 (d, J = 7.9 Hz, 1H), 7.89 (t, J = 7.8 Hz, 1H), 7.63 (t, J = 7.9 Hz, 1H), 7.35 – 7.29 (m, 1H), 6.67 (d, J = 7.7 Hz, 1H), 6.34 (d, J = 7.9 Hz, 1H), 4.14 (s, 1H), 4.05 (s, 3H).