A number of substituted 2,5-bis (trimethylsioloxy) furans were prepared from the corresponding succinic anhydrides, and were found to be reactive dienes for the Diels-Alder reaction with electron - withdrawing dienophiles, giving p-quinones and hydroquinones.
由相应的
琥珀酸酐制备了许多取代的2,5-双(三甲基
硅烷氧基)
呋喃,发现它们是与吸电子的二烯亲和剂进行狄尔斯-阿尔德反应的反应性二烯,得到对醌和
对苯二酚。