反应详情

According to the procedure of Preparation 13 (c), except substituting 5-chloro-1-methyl-1H-indole-3-carboxaldehyde for the, 3-dimethyl-1H-indole-2-carboxaldehyde, the title compound (2.1 g, 93%) was obtained as an amber oil: MS (ES) m/e 209.0 (M+H)+.