钯催化吲哚直接羰化合成吲哚-3-炔酮类化合物
以Pd(OAc)2为主催化剂,以Cu为助催化剂,以碘为氧化剂,高效地实现了吲哚与苯炔直接羰化合成吲哚-3-炔酮,并优化了反应条件. 结果表明,该催化剂体系对带有不同取代基的吲哚、端炔类化合物具有非常好的适用性,最高分离产率可达94%. 生成的吲哚-3-炔酮产物可进一步与叠氮化钠和溴苄一锅反应,高产率地得到3-甲酰三唑基吲哚类化合物. 由于原料来源简单,产率高,且两类产物都是重要的中间体,因此该方法具有一定的应用价值....
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Published in | 催化学报 Vol. 34; no. 1; pp. 185 - 192 |
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Main Author | |
Format | Journal Article |
Language | Chinese |
Published |
中国科学院兰州化学物理研究所羰基合成与选择氧化国家重点实验室,甘肃兰州730000
2013
浙江工业大学化学工程与材料学院,浙江杭州310014%浙江工业大学化学工程与材料学院,浙江杭州,310014%中国科学院兰州化学物理研究所羰基合成与选择氧化国家重点实验室,甘肃兰州,730000 |
Subjects | |
Online Access | Get full text |
ISSN | 0253-9837 1872-2067 |
DOI | 10.1016/S1872-2067(11)60491-9 |
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Abstract | 以Pd(OAc)2为主催化剂,以Cu为助催化剂,以碘为氧化剂,高效地实现了吲哚与苯炔直接羰化合成吲哚-3-炔酮,并优化了反应条件. 结果表明,该催化剂体系对带有不同取代基的吲哚、端炔类化合物具有非常好的适用性,最高分离产率可达94%. 生成的吲哚-3-炔酮产物可进一步与叠氮化钠和溴苄一锅反应,高产率地得到3-甲酰三唑基吲哚类化合物. 由于原料来源简单,产率高,且两类产物都是重要的中间体,因此该方法具有一定的应用价值. |
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AbstractList | 以Pd(OAc)2为主催化剂,以Cu为助催化剂,以碘为氧化剂,高效地实现了吲哚与苯炔直接羰化合成吲哚-3-炔酮,并优化了反应条件. 结果表明,该催化剂体系对带有不同取代基的吲哚、端炔类化合物具有非常好的适用性,最高分离产率可达94%. 生成的吲哚-3-炔酮产物可进一步与叠氮化钠和溴苄一锅反应,高产率地得到3-甲酰三唑基吲哚类化合物. 由于原料来源简单,产率高,且两类产物都是重要的中间体,因此该方法具有一定的应用价值. 以Pd(OAc)2为主催化剂,以Cu为助催化剂,以碘为氧化剂,高效地实现了吲哚与苯炔直接羰化合成吲哚-3-炔酮,并优化了反应条件.结果表明,该催化剂体系对带有不同取代基的吲哚、端炔类化合物具有非常好的适用性,最高分离产率可达94%.生成的吲哚-3-炔酮产物可进一步与叠氮化钠和溴苄一锅反应,高产率地得到3-甲酰三唑基吲哚类化合物.由于原料来源简单,产率高,且两类产物都是重要的中间体,因此该方法具有一定的应用价值. |
Author | 李登峰 单尚 石利军 郎睿 夏春谷 李福伟 |
AuthorAffiliation | 中国科学院兰州化学物理研究所羰基合成与选择氧化国家重点实验室,甘肃兰州730000 浙江工业大学化学工程与材料学院,浙江杭州310014 |
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Author_FL | SHAN Shang LANG Rui LI Dengfeng SHI Lijun LI Fuwei XIA Chungu |
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DocumentTitleAlternate | Palladium‐catalyzed synthesis of indole‐3‐alkynones via direct carbonylation of indoles |
DocumentTitle_FL | Palladium-catalyzed synthesis of indole-3-alkynones via direct carbonylation of indoles |
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Keywords | 一氧化碳 吲哚-3-炔酮 羰基化 3-甲酰三唑基吲哚 钯 |
Language | Chinese |
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Notes | LI Dengfeng,SHAN Shang,SHI Lijun,LANG Rui,XIA Chungu,LI Fuwei(a State Key Laboratory for Oxo Synthesis and Selective Oxidation,Lanzhou Institute of Chemical Physics,Chinese Academy of Sciences,Lanzhou 730000,Gansu,China b College of Chemical Engineering and Materials Science,Zhejiang University of Technology,Hangzhou 310014,Zhejiang,China) A new method has been developed for the Pd‐catalyzed direct carbonylation of indoles with phenylacetylenes.The process involved the initial iodination of the indole to afford the corresponding 3‐iodo‐indole,which was subsequently carbonylated with a variety of different alkynes using Pd(0) to yield the indole‐3‐alkynones.In contrast to the traditional Pd‐catalyzed oxidative carbonylation strategy,which involves the Pd(II)‐mediated activation of the aromatic C-H bonds,the aromatic CH bonds in the current process were activated by iodine oxidation,eliminating the problems associated with the reduction of Pd(II) to Pd(0) under the CO atmosphere.Following an extensive screening |
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PublicationTitle | 催化学报 |
PublicationTitleAlternate | Chinese Journal of Catalysis |
PublicationTitle_FL | Chinese Journal of Catalysis |
PublicationYear | 2013 |
Publisher | 中国科学院兰州化学物理研究所羰基合成与选择氧化国家重点实验室,甘肃兰州730000 浙江工业大学化学工程与材料学院,浙江杭州310014%浙江工业大学化学工程与材料学院,浙江杭州,310014%中国科学院兰州化学物理研究所羰基合成与选择氧化国家重点实验室,甘肃兰州,730000 |
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Snippet | 以Pd(OAc)2为主催化剂,以Cu为助催化剂,以碘为氧化剂,高效地实现了吲哚与苯炔直接羰化合成吲哚-3-炔酮,并优化了反应条件. 结果表明,该催化剂体系对带有不同取代基的吲哚、端炔类化合物具有非常好的适用性,最高分离产率可达94%.... ... |
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SubjectTerms | 3-甲酰三唑基吲哚 一氧化碳 吲哚-3-炔酮 羰基化 钯 |
Title | 钯催化吲哚直接羰化合成吲哚-3-炔酮类化合物 |
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