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。

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。

The addition reaction with hydrogen cyanide is base-catalysed.

与氰氢酸的加成是碱催化的。

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。

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。