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词条„electrophilic“在英语 » 德语中的译文

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elec·tro·phil·ic [ɪˌlektrə(ʊ)ˈfɪlɪk, 美 -troʊ] 形不变的化

electrophilic

单语范例（未经PONS编辑处理）

英语

However, electrophilic substitution is relatively facile at the 5-position, including nitration and halogenation. en.wikipedia.org

As steric hindrance around the electrophilic center increases, as with isobutyl bromide, substitution is disfavored and elimination is the predominant reaction. en.wikipedia.org

Singlet carbenes with unfilled p-orbital should be electrophilic. en.wikipedia.org

These electron-donating groups make the olefin nucleophilic enough to attack electrophilic initiators or growing polymer chains. en.wikipedia.org

Unfortunately, the metabolic reaction carried out by these enzymes converted tienilic acid to a thiophene sulfoxide which proved highly electrophilic. en.wikipedia.org

This reaction takes place almost exclusively in aromatic hydrocarbons, where it is called electrophilic aromatic substitution. en.wikipedia.org

The mechanism is similar to that of protolysis of alkanes, with an electrophilic insertion into the single bonds of the alkane. en.wikipedia.org

An alternative to aromatic substitution is electrophilic aliphatic substitution. en.wikipedia.org

The chemical reaction ranks under electrophilic aromatic substitutions followed by an elimination of water and then a second aromatic substitution. en.wikipedia.org

The first nitration can occur with nitric acid in sulfuric acid, but this deactivates the ring towards further electrophilic substitution. en.wikipedia.org

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