烯烃与水和卤素发生加成反应生成卤代醇。
Alkenes react with water and halogens to form halohydrins by an addition reaction.
用AM1 方法计算了20 个卤素及三卤甲基侧取代氮、硫杂冠化合物分子的电子结构。
The electronic structures of 20 nitrogen, sulfur heterocrown ether compounds with side substitute of halogen and trihalomethyl have been calculated by means of AM1.
通过对亚硝酸与伯芳胺反应形成重氮盐，以及重氮盐被卤素取代生成卤代芳烃的反应条件和反应机理的研究。
This article studies the reactions of nitrous acid with eldest aromatic amine and diazonium salts substituted by halogen, and investigates the condition and mechanism of those reactions.
北极地区大气中活性卤素物种主要来自海洋大型藻类释放的卤代烃分解和海盐的贡献。
The source of RHS mainly comes from the photochemical degradation of volatile halogenated organic compounds (VHOC) emission from marine macroalgae and inorganic halogen species from sea salts.
加成物（ 1 ）与卤素反应后，与锡原子相连的苯基被取代，得到一卤代、二卤代和混合二卤代物（2—8） 。
The phenyl groups in compound 1 were substituted by ICl, Br 2 or I 2 to yield mono- and dihalide derivatives(2—8).
结果表明：单一卤代酚的生物毒性随着卤素原子数目在化合物中的增多呈增强趋势；
The results indicated that the single toxicity of the six halophenols enhanced with the increasing of the halogenoid atoms;
环戊烯与氢卤素加成反应制备卤代环戊烷，工艺流程简单，原料经济，收率高，易实现工业化。
Preparing cyclopentane halide by the addition reaction of cyclopentene with hydrogen halide is a simplified process with a high yield and can be used in a large scale.
在强碱条件下，用超声辐射并使用相转移催化剂，二卤降蒈与卤仿反应发生卤素交换。
With strong bases under ultrasonication and phase - transfer catalysis, the reaction of 7, 7 -dihalocarane and haloform can generate halogen exchanges.
在强碱条件下，用超声辐射并使用相转移催化剂，二卤降蒈与卤仿反应发生卤素交换。
With strong bases under ultrasonication and phase - transfer catalysis, the reaction of 7, 7 -dihalocarane and haloform can generate halogen exchanges.
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