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单词
electron-donating group
释义
electron-donating group
简明释义
电子给体基团:电子给体基团是指在化学反应中能够向其他分子或离子提供电子的基团。它们通常具有富电子密度的原子或官能团,可以通过共享电子或通过电子转移来提供电子。
网络释义
短语
1
electron donating group
供电子取代基 ; 给电子基团 ; 推电子基团
2
donating electron group
推电子基团
双语例句
1
The dinitrobenzene with
electron
-withdrawing
group
can be hydrogenated much easier than the dinitrobenzene with
electron
-
donating
group
.
含有吸电子基团的二硝基苯类化合物反应活性明显高于含有供电子基的二硝基化合物的加氢反应;
2
Moreover, We found that the relaxation time of H2TPP with
donating
electron
group
is about 7 times faster than that with withdrawing electron group.
另外,还发现推电子基团取代的卟啉弛豫过程比吸电子基团取代的卟啉弛豫过程快7倍。
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更新时间:2025/8/26 2:15:25