diethyl 1-(4-methoxybenzyl)-4-(4-methoxyphenyl)-1,4-dihydropyridine-3,5-dicarboxylate 以
四氢呋喃 为溶剂,
以75%的产率得到tetraethyl 3,9-bis(4-methoxyphenylmethyl)-6,12-bis(4-methoxyphenyl)-3,9-diazapentacyclo[6.4.0.0(2,7).0(4,11).0(5,10)]dodecane-1,5,7,11-tetracarboxylate