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- thiophene alkylation 噻吩烷基化
- Alkyl halides are reacted with sodium nitrite. 卤化烷与亚硝酸钠反应。
- Such is the case in pyrrole, thiophene, and furan. 吡咯,噻酚和呋喃的情况就是这样。
- Such is the case in pyrrole, thiophene, and furan . 吡咯，噻酚和呋喃的情况就是这样。
- Alkyl bromides can be produced this way. 溴化烷可以这样形成。
- This invention concerns an alkylation process. 本发明涉及烷基化方法。
- To add one or more alkyl groups to(a compound. 使烷基化在（一种化合物）中添加一个或多个烷基团
- To add one or more alkyl groups to(a compound). 使烷基化在（一种化合物）中添加一个或多个烷基团
- The HDS activity of thiophene over these catalysts was examined. 考察了不同方法制备的催化剂对噻吩加氢脱硫（HDS）反应的催化活性。
- Formation of an alkyl ion occurs according to reactions. 按照反应式生成烷基离子。
- The general answer to this problem is to avoid alkyl halides. 解决这一问题的一般办法是避免使用烷基卤。
- Objective To synthesize 2-(4-methoxypheny)-6-methoxy-benzo [b]thiophene. 摘要目的合成目的产物2-（4-甲氧基苯基）－6-甲氧基苯并噻吩。
- Ingredients: Alga essence, alkyl indican, chamomile essence, etc. 主要成分：海藻精华、烷基糖苷、洋甘菊精华等。
- Catalytic hydrogenation of pyrrole, furan and thiophene was investigated. 考察了常温常压下吡咯、呋喃和噻吩的催化加氢反应;
- Ingredients: alkyl indican, cucumber extract, VC, etc. 主要成份：烷基糖苷、小黄瓜提取液、VC等。
- Finally, all catalysts were evaluated by thiophene hydride-sulphurization. 最后，利用噻吩加氢脱硫模型反应对碳化物催化剂进行了性能评价。
- Alkyl indicant is a new non-ionic surface active agent. 烷基糖苷是一类新型的非离子表面活性剂。
- Bolted Bonnet Gate Valves for Alkylation service (HF Acid service see page 19). 适用于烃化物应用领域的螺栓阀帽闸阀（氟化氢酸应用领域请参阅第19页）。
- Methods:Rupatadine was prepared from loratadine via hydrolysis and alkylation. 方法:以氯雷他定为原料,经水解、烷基化2步反应合成卢帕他定。
- The scheme initially involves acylation of thiophene using a carboxylic acid to afford the acyl thiophene. 这条路线是先用羧酸使噻吩已酰化制得酸基噻吩。
