Unexpected [2 + 2] C–C bond coupling due to photocycloaddition on orthopalladated (Z)-2-aryl-4-arylidene-5(4H)-oxazolones
作者:Doru Roiban、Elena Serrano、Tatiana Soler、Ion Grosu、Carlos Cativiela、Esteban P. Urriolabeitia
DOI:10.1039/b907647f
日期:——
A [2 + 2] photocycloaddition has been observed in regioselectively orthopalladated 2-aryl-4-arylidene-5(4H)-oxazolones, leading to unprecedented cyclobutane-bis(oxazolones).
在区域选择性正钯化的2-芳基-4-亚芳基-5(4H)-恶唑酮中观察到[2 + 2]光环加成反应,产生了前所未有的环丁烷-双(恶唑酮)。