单词alkyl group
un.: 〔化〕烷基；烃基；烷基族
网络: 烷基类；专基；长链烃
烷基族
烃基
〔化〕烷基
The results suggest that an increase in alkyl group chain substituted on the cation ring correspond with an increase in toxicity.
结果表明，随着离子液体阳离子咪唑环上烷基取代基的增大，离子液体对酵母细胞的毒性逐渐增大。
With increasing number of carbon atom of alkyl group in the ionic liquid the extraction efficiency of lithium obviously increased.
锂的萃取率随离子液体中烷基碳原子数的增加而增加。
Influence in alkyl group of alkyl chloroacetate on the catalytic activity was also discussed.
探讨了氯乙酸烷基酯中烷基对反应活性的影响。
Conclusion Introducing the methyl group or a low alkyl group resulting in the high selectivity and increase of its activity.
结论甲基或低级烷基的引入导致了高选择性，使其活性增大。
However, the ionic liquid was solid and resulted in a third phase when the number of carbon atom in alkyl group exceeded 8.
但碳原子数超过8的离子液体在室温下呈固态，在萃取过程中出现第三相。
A compound containing an alkyl group bonded to a benzene ring.
含有的化合物烷基粘结成一个苯环。
But when we mixed a new alkyl group into the alkylbenzene , we get only the meta-compound.
但在烷基苯中引入新的烷基时，得到的是间位产物。
Study on Alkyl Group Structure of Heavy Alkyl Benzene with Electrospray Ionization Mass Spectrometry
电喷雾质谱法对重烷基苯的族组成分析与结构鉴定
Synthesis of Methyl Pyropheophorbide-a Substituted with Mono(di)-long Chain Alkyl Group at 3-Position
3-位长链烷基双（单）取代焦脱镁叶绿酸-a甲酯的合成
R2 represents a branched or unbranched alkyl group with 5 to 17 carbon atoms;
R2表示支化或未支化的具有5-17个碳原子的烷基；