The di(tert-butylsulfonyl) substituents in the 2,3-positions of doubly bridged Dewar benzenes have been replaced by alkyl or aryl substituents; the resulting Dewar benzenes have been transformed to the corresponding prismanes.
双桥
杜瓦苯 2,3-位上的二叔丁基磺酰基被烷基或芳基取代;得到的
杜瓦苯转化为相应的prismanes。