d]cycloheptene dimer 3 provides three dibenzo[a,d]cycloheptyl dimers 4, 5 and 6 under different irradiation conditions via the intramolecular degradative cyclodimerization. A tetracyclic benzo[4,5]cyclohepta[1,2,3‐de]naphthalene core is also synthesized.
二苯并光解反应[一,d ]
环庚烯二聚体3提供了三个二苯并[一,d ]环庚基二聚体4,5和6通过分子内降解环二聚在不同照射条件下进行。四环苯并[4,5]环庚并[1,2,3-去]
萘芯还合成。