N-羟基苯胺与丙炔酸酯在DMAP催化下缩合合成3-羧酸吲哚衍生物的反应。 To a solution ofN-benzyl-N-phenylhydroxylamine1(86.2 mg, 0.426 mmol) in THF (15.0 mL) was added 4A molecular sieves. DMAP (6.0 mg, 0.049 mmol) and methyl propiolate2(54 mg, 0.562 mmol) were addedto it at 0°C. The ...