dimethyl 2',4a'-dimethyl-2,7-bis((4-((4-((trimethylsilyl)ethynyl)phenyl)ethynyl)phenyl)ethynyl)-4a'H-spiro[fluorene-9,5'-pyrrolo[1,2-b]pyridazine]-6',7'-dicarboxylate 在
四丁基氟化铵 作用下,
以
四氢呋喃 为溶剂,
反应 12.0h,
以44%的产率得到dimethyl 2,7-bis((4-((4-ethynylphenyl)ethynyl)phenyl)ethynyl)-2',4a'-dimethyl-4a'H-spiro[fluorene-9,5'-pyrrolo[1,2-b]pyridazine]-6',7'-dicarboxylate