反应详情

The title compound of Example 15 base (0.49 g, 3.5 mmol) was coupled with 3,4-dichlorophenylacetic acid (1.07 g, 5.2 mmol) as described in Example 5 to give the amide as a crystalline solid: mp 119-120° C. (2-propanol); 1H-NMR (CDCl3) σ 7.39 (d, J=8.3 Hz, 1H), 7.35 (d, J=2.0 Hz, 1H), 7.09 (d, J=8.3 Hz, 1H), 4.48 (m, 1H), 3.66 (br s, 2H), 3.64 (m, 1H), 3.29 and 2.87 (m, 1H), 2.64-2.85 (complex m, 2H), 2.41 and 2.09 (m, 1H), 1.93-2.06 (complex m, 2H), 1.40-1.87 (complex m, 5H), 1.12-1.36 (complex m, 2H); Anal (calcd for C16H20Cl2N2O): C 58.72, H 6.16, N 8.56. Found: C 58.80, H 6.17, N 8.52.