Cage-shaped gallium complexes with a back-shielding framework of tris(m-oxybenzyl)arene were synthesized, their bottom arene rings tuned their characteristic Lewis acidity, which was supported by theoretical calculation as well as catalytic application in a hetero Diels–Alder reaction.
具有三(间-苯氧甲基)杯
芳烃后盾结构的笼形
镓配合物被合成出来,其底部的杯
芳烃环调制了它们特有的
路易斯酸性,这一结论得到了理论计算以及在杂Diels-Alder反应中催化应用的支持。