• 基礎釋義
• 例句
• 行業(yè)詞典釋義

• The alkylation of isoparaffin with olefin is an important process of petroleum processing. 異構烷烴與低分子烯烴的烷基化反應是石油加工的重要過程之一.
• Methods Etiracetam was synthesized from 2 - pyrrolidone by N - alkylation and aminolysis. 方法 2- 吡咯烷酮經N - 烷基化、氨解反應合成乙拉西坦.
• We compared the response types are good at: alkylation, oxidation, reduction, diazotization, such as halocarbons. 我們比較擅長的反應類型有: 烷基化, 氧化, 還原, 重氮化, 鹵化等.
• The 1,4 dialkoxynaphthalo 2,3 dinitriles were synthesized from 1,4 naphthoquinone by bromination, cyanation and O alkylation. 研究了以1,4-萘醌為原料,通過溴代 、 氰化和O-烷基化三步合成1,4-二烷氧基萘-2,3-二甲腈.
• The Octane Number is retained owing to HZSM 5 ? ? s excellent ability of aromatization, isomerization and alkylation. HZSM-5沸石對汽油的降烯烴作用得益于其優(yōu)異的芳構化 、 異構化和烷基化性能.
• The alkylation of anisole with tert - butanol in hexane solution was investigated by using molybdenum pentachloride. 研究了五氯化鉬參與的苯甲醚和叔丁醇在正己烷溶劑中的烷基化反應,結果顯示出很高的對位選擇性.
• Polystyrene - supported N - benzyl - N - alkyl - aminopyridine was prepared through chloromethylated polystyrene treated with 4 - aminopyridine and alkylation agents. 本文以聚苯乙烯氯球為原料,通過與 4- 氨基吡啶及烷基化試劑反應,制成聚苯乙烯支載N - 烷基-N-芐基氨基吡啶催化劑.
• The application of catalytic distillation reactor in benzene alkylation process is presented. 同時介紹了催化蒸餾反應器在苯烷基化工藝中的應用.
• The different contents of various alkylation products were obtained with different catalysts. 烷基化產物以4-枯基苯酚,2,4-二枯基苯酚及2,4,6-三枯基苯酚為主.
• These derivatives are readily obtained by alkylation of 2 - mercaptopyridine and alkyl halides under alkaline conditions. 這些衍生物可以容易地在堿性條件下通過 2- 巰基吡啶和鹵代烷的烷基化而得到.

• 化學： 烷基化；
  醫(yī)學： 烷基化作用，烷基取代：以一烷基取代有機化合物中的活性氫原子；
  石油： 烷基化；