环烷烃的话,上面的σ键能不能自由旋转?或者说特定情况下有没有特例?如下图的连有羟基的单键能不能旋转? 知乎 Template




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tomski环烷烃的话,上面的σ键能不能自由旋转?或者说特定情况下有没有特例?如下图的连有羟基的单键能不能旋转? 知乎 coloring