反应详情

The product from Example 2A and 2-ethoxybenzoic acid (Aldrich) were processed using the method described in Example 2B to afford the title compound. 1H NMR (300 MHz, DMSO-d6) δ ppm 0.95-1.02 (m, 2H) 1.13-1.19 (m, 2H) 1.32 (t, J=7.02 Hz, 3H) 1.65-1.73 (m, 1H) 1.79-1.90 (m, 2H) 1.92-2.00 (m, 1H) 2.30-2.37 (m, 1H) 3.64 (dd, J=13.73, 7.63 Hz, 1H) 3.77 (dd, J=14.34, 7.32 Hz, 1H) 4.07 (q, J=7.02 Hz, 2H) 4.21 (dd, J=13.12, 4.58 Hz, 1H) 4.32-4.39 (m, 1H) 4.44 (dd, J=13.43, 7.63 Hz, 1H) 6.98 (td, J=7.63, 0.92 Hz, 1H) 7.08 (d, J=7.93 Hz, 1H) 7.40-7.45 (m, 1H) 7.77 (dd, J=7.63, 1.83 Hz, 1H); MS (ESI+) m/z 374 (M+H)+.