Experimental models show that through-space effects dominate over through-bond effects when considering the influence of so-called electron-withdrawing or electron-donating substituents on molecular conformation and reactivity.

中文翻译：

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感受效果

实验模型表明，在考虑所谓的吸电子或供电子取代基对分子构象和反应性的影响时，空间效应优于键效应。