反应详情

According to the procedure of Preparation 13 (c), except substituting 1,7-dimethyl-1H-indole-3-carboxylate for the 1,3-dimethyl-1H-indole-2-carboxylate, the title compound (0.74 g, 98%) was obtained as an amber oil: MS (ES) m/e 189.2 (M+H)+.