The Diels Alder adducts of tetraphenylcyclopentadienone with cyclohexene and norbornene are reported. The effect of cyclic olefin adduct stereochemistry on the multiplicity pattern in the aromatic region of the proton spectrum is discussed as a probe to adduct stereochemistry with this diene system.
据报道
四苯基环戊二烯酮与
环己烯和
降冰片烯的狄尔斯-阿尔德加合物。讨论了环烯烃加合物立体
化学对质子谱芳族区域中多重性模式的影响,以此作为该二烯体系加合物立体
化学的探针。