spiro[2-cyclopropene-1,9'-fluorene]-2,3-dimethyldicarboxylate 、
1,1,2,5,6,6-hexamethyl-1,6-dihydronaphtho<2,1-b:3,4-b'>dipyrrole 以
苯 为溶剂,
反应 5.0h,
以71%的产率得到2',3'-dimethoxycarbonyl-5',6',6',11',11',12'-hexamethyl-11'-hydrospirofluorene-9,4'-(1'-aza-2'-cyclopentane)[1',5'-a]benzo[e]pyrrolo[3,2-g]indoline