反应详情

1-(2-Bromo-4-pyridyl)-2,3-bis(methoxycarbonyl)-6,7-dimethoxynaphthalene and 5-methyl-2-oxopyrrolidine are treated in the same manner as in Example 6-(2) to give 1-[2-(5-methyl-2-oxopyrrolidin-1-yl)-4-pyridyl]-2,3-bis(methoxycarbonyl)-6,7-dimethoxynaphthalene.