spiro[2-cyclopropene-1,9'-fluorene]-2,3-dimethyldicarboxylate 、
4'-(tert-Butyl)phenyl nicotinoate 以
二氯甲烷 为溶剂,
反应 40.0h,
以68%的产率得到Dimethyl 1',8a'-dihydrospiro[9H-fluorene-9,1'-pyrrolo[1,2-b]pyridine]-6'-[4''-(tert-butyl)phenyloxycarbonyl]-2',3'-dicarboxylate