1-[2-(tert-butyldimethylsilanyloxy)ethyl]-2-[2-(2-methoxyphenyl)vinyl]-1H-pyrrole 、
马来酰亚胺 在
6-[2-(tert-butyldimethylsilanyloxy)ethyl]-4-(2-methoxyphenyl)-4,5,6,8b-tetrahydro-3aH-2,6-diaza-as-indacene-1,3-dione 作用下,
以to give 8.32 g of the title compound as a yellow solid的产率得到6-[2-(tert-butyldimethylsilanyloxy)ethyl]-4-(2-methoxyphenyl)-4,5,6,8b-tetrahydro-3aH-2,6-diaza-as-indacene-1,3-dione