methyl 1-(2,4-dimethoxybenzyl)-5-ethyl-6-(1-hydroxy-2,3-dihydro-1H-pyrrolo[1,2-a]indol-7-yl)-2-oxo-1,2-dihydropyridine-3-carboxylate 在
二氧化锰 作用下,
以
二氯甲烷 为溶剂,
反应 2.0h,
以to afford the title compound as an orange solid (1.1 g, 85%)的产率得到methyl 1-(2,4-dimethoxybenzyl)-5-ethyl-2-oxo-6-(1-oxo-2,3-dihydro-1H-pyrrolo[1,2-a]indol-7-yl)-1,2-dihydropyridine-3-carboxylate