马来酰亚胺 、
2-[2-(2-methoxyphenyl)vinyl]-1-methyl-1H-pyrrole 在
乙醚 作用下,
以
乙醚 为溶剂,
反应 19.5h,
以leaving 4-(2-methoxyphenyl)-6-methyl-4,5,6,8b-tetrahydro-3aH-2,6-diaza-as-indacene-1,3-dione as a tan powder (7.63 g, 75%), mp 208-212° C的产率得到4-(2-methoxyphenyl)-6-methyl-4,5,6,8b-tetrahydro-3aH-2,6-diaza-as-indacene-1,3-dione