Methods of preparation of the four bis(trimethylsilyl)thiophene isomers and 2,3,5-tris(trimethylsilyl)thiophene are described; the corresponding dioxides are versatile intermediates for the Diels-Alder reaction.
描述了四种双(三甲基甲
硅烷基)
噻吩异构体和2,3,5-三(三甲基甲
硅烷基)
噻吩异构体的制备方法;相应的二氧化物是Diels-Alder反应的通用中间体。