was observed in the latter two compounds regardless of the catalyst metals used here. These results were explained in terms of intramolecular nO–πCO interaction, which was supported by 13C NMR chemical shifts of the carbonyl carbons and CNDO/2 calculation.
研究了
4-叔丁基环己酮和相应的氧杂
环己酮和二氧杂
环己酮氢化中的立体
化学。无论此处使用的催化剂
金属如何,在后两种化合物中都观察到高顺式选择性。这些结果用分子内 nO-πCO 相互作用来解释,这得到了羰基碳的 13C NMR
化学位移和 CNDO/2 计算的支持。