反应详情

Prepared according to Procedure B with 1d (500 mg, 1.78 mmol) and chloroacetyl chloride (0.42 mL, 5.33 mmol) in acetic acid (10 mL). Purified by recrystallization from isopropanol to afford 555 mg of a yellow solid (92%). 1H NMR (CDCl3) δ: 8.27 (d, J=1.9 Hz, 1H); 7.74-7.78 (m, 2H); 7.60-7.66 (m, 1H); 7.48-7.57 (m, 3H); 4.37 (d, J=12 Hz, 1H), 4.07 (d, J=12 Hz, 1H). MS (ES): m/z 339.0 (M+).

1. customPrepared
2. customPurified by recrystallization from isopropanol