反应详情

The title compound was prepared following the procedure described in the synthesis of 28a using 27a and 4-dimethylaminopiperidine. 1H-NMR (DMSO-d6) δ (ppm): 1.56 (2H, brm), 1.89 (2H, brm), 2.22 (6H, s), 2.74 (2H, brm), 3.13 (1H, brm), 3.52 (2H, brm), 7.10 (1H, m), 7.22 (1H, d, J=7.96 Hz), 7.40 (2H, t, J=7.42 Hz), 7.76 (2H, d, J=2.91 Hz), 8.20 (2H, m), 8.64 (1H, s). m/z 406.4 (MH+).