多取代 meaning in English
polysubstitution
Examples
- Nucleophilic aromatic substitution . strategies in the synthesis of multisubstituted benzene derivatives
亲核性芳香取代。多取代苯衍生物合成的策略。 - Directing effects in electophilic aromatic substitution . nucleophilic aromatic substitution . strategies in the synthesis of multisubstituted benzene derivatives
31亲电性芳香取代的定位效应。亲核性芳香取代反应。合成多取代苯衍生物的策略。 - Several polysubstituted biphenyl compounds containing four skeletons were firstsynthesized from ellagic acid via a reduction with dibal - h . the cytotoxicity activities of these compounds were evaluated against human tumor cells in vitro
以鞣花酸为原料经关键的二异丁基氢化铝还原首次合成了数个拥有4个骨架的多取代联苯化合物,并对其人类肿瘤细胞毒活性进行了体外测试。