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首页> 外文期刊>Journal of Heterocyclic Chemistry: The International Journal of Heterocyclic Chemistry >Copper‐catalyzed Synthesis of NN ‐alkylated 2‐(4‐substituted‐1 HH ‐1,2,3‐triazol‐1‐yl)‐1 HH ‐indole‐3‐carbaldehyde by Step‐wise and One‐pot Three‐component Huisgen's 1,3‐dipolar Cycloaddition Reaction
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Copper‐catalyzed Synthesis of NN ‐alkylated 2‐(4‐substituted‐1 HH ‐1,2,3‐triazol‐1‐yl)‐1 HH ‐indole‐3‐carbaldehyde by Step‐wise and One‐pot Three‐component Huisgen's 1,3‐dipolar Cycloaddition Reaction

机译:铜催化合成 n n - alkylated 2-(4-asstuted-1 '//i> [tiazol-1-yl)-1 H - indole-3- carbaldehyde通过逐步和一锅三组分Huisgen的1,3-偶极环加成反应

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摘要

> An efficient method for the synthesis of N ‐alkylated 2‐(4‐substituted‐1 H ‐1,2,3‐triazol‐1‐yl)‐1 H ‐indole‐3‐carbaldehyde has been developed starting from oxindole and indole using Huisgen's 1,3‐dipolar cycloaddition reaction of organic azides to alkynes. The effect of catalysts and solvent on these reactions has been investigated. Among all these conditions, while using CuSO 4 ·5H 2 O, DMF was found to be the best system for this reaction. It could also be prepared in a one‐pot three‐component manner by treating equimolar quantities of halides, azides, and alkynes. The Huisgen's 1,3‐dipolar cycloaddition reaction was performed using CuSO 4 ·5H 2 O in DMF with easy work‐up procedure.
机译: >合成 n 的有效方法 - 开发 - 烷基化的2-(4-取代-1,4-(4-取代-1,2,3-三唑-1-三唑-1-烯烃-1,3-丙醛-DOOL-3-碳醛) 从氧吲哚和吲哚开始使用Huisgen的有机叠氮化物的1,3-偶极环加成反应至炔烃。 研究了催化剂和溶剂对这些反应的影响。 在所有这些条件中,使用CuSO 4 5h 2 o,发现DMF是该反应的最佳系统。 它还可以通过处理等摩尔数量的卤化物,叠氮化物和炔烃来制备单罐三元素。 使用CuSO 4 ·5H 2 o,在DMF中进行了Huisgen的1,3-偶极环加入反应,具有易于处理程序。

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