6-dimethylphenyl)methyl]-3,5-dibromophenylethynyl ]phenylacetylene with bis(4-iodo-2,6-dimethylphenyl)diazomethane under Sonogashira reaction conditions. Pentakis(carbene) generated by irradiation of the pentakis(diazo) compound was shown to have a high-spin state with S = 4.4 at 2.0 K.
[结构:见正文]通过将3,5-双[4- [重氮(4-叔丁基-2,6-二甲基苯基)甲基] -3,5-二
溴苯基
乙炔基]苯基
乙炔与双偶合制备五元(重氮)化合物Sonogashira反应条件下的(4-
碘-2,6-二甲基苯基)
重氮甲烷。由五(重氮)化合物的辐射产生的五(卡宾)显示出在2.0 K下具有S = 4.4的高自旋态。