addition reaction
加成
常用释义
英音[ əˈdɪʃn riˈækʃən ]
美音[ əˈdɪʃn rɪˈækʃn ]
基本释义
- 加成反应：一种化学反应，其结果是产生一个单一的产物。
例句
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1·Alkenes react with water and halogens to form halohydrins by an addition reaction.烯烃与水和卤素发生加成反应生成卤代醇。
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2·The 4-methoxy-phenylhydroxy-acetic acid was synthesized by the carbonyl addition reaction of 4-methoxybenzaldehyde.通过4-甲氧基苯甲醛的羰基加成反应合成4-甲氧基-苯基羟基乙酸。
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3·The addition reaction with hydrogen cyanide is base-catalysed.与氰氢酸的加成是碱催化的。
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4·The mechanism of light influencing the addition reaction was also studied.初步分析了光线照射影响四溴乙烷合成反应的作用机理。
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5·Addition reaction is implemented in a closed cauldron, thus raising its reaction temp.加成反应在封闭釜内进行，可提高反应温度，缩短反应时间和提高产品得率。
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6·At the same time, the addition reaction of organozinc reagent and ketones was investigated.同时对有机锌试剂与酮的加成反应进行了研究。
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7·The addition reaction of substituted phenyl nitrile oxide and p-Acetaminobenzenesulfamide were reported.本文报导了取代芳腈氧化物和对乙酰氨基苯磺酰胺的加成反应。
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8·The yield of the addition reaction was increased from 66% to 98% because the synthesis method was improved.改进合成方法使加成反应的产率由原来的66%提高到98%。
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9·Results show that the addition reaction of bromine with acetylene was obviously influenced by light condition.研究表明，光线条件对溴素与乙炔加成反应过程有非常明显的影响。
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10·Michael reaction is a typical nucleophilic addition reaction, is always an organic chemistry domain research hot spot.迈克尔反应是一个典型的亲核加成反应，一直是有机化学领域的一个研究热点。