Thermolysis of the 2,5-bis(trimethylsiloxy)-tricyclo[4.4.0.02,5]decan-7-ones and leads to hydroazulenes by a transannular reaction involving a remarkable oxygen to oxygen migration of a silylgroup in the intermediate cyclodecadienones.
2,5-双(三甲基甲
硅烷氧基)-
三环[4.4.0.0 2,5 ]
癸烷-7-的热解并通过跨环反应生成氢azulenes,该跨环反应涉及中间环癸二烯酮中甲
硅烷基的显着氧到氧迁移。