基于钯催化aza-Heck及其串联反应的吲哚不对称胺化去芳构化研究
批准号:
22001232
项目类别:
青年科学基金项目
资助金额:
24.0 万元
负责人:
胡媛媛
依托单位:
学科分类:
不对称合成
结题年份:
2023
批准年份:
2020
项目状态:
已结题
项目参与者:
胡媛媛
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中文摘要
手性氨基吲哚啉骨架广泛存在于天然产物和生物活性分子中,发展高效构建手性氨基吲哚啉骨架的新方法具有重要意义。近年来,过渡金属催化的吲哚不对称胺化去芳构化反应为构建手性氨基吲哚啉化合物提供了新方法,但是仍然存在着机制较单一(主要为aza-Michael加成和乃春插入)、产物结构有限等局限性。项目将利用钯催化的aza-Heck及其串联反应,以含有氮亲电试剂的吲哚衍生物为原料,通过氧化加成、迁移插入过程研究吲哚不对称胺化去芳构化,合成不同结构的手性氨基吲哚啉化合物,进一步开展一种肽模拟物和胃泌素/CCK-B受体拮抗剂(+)-AG-041R的合成研究并拓展钯催化aza-Heck及其串联反应在吡咯、呋喃等其它芳香杂环化合物的不对称胺化去芳构化中的应用。通过项目的实施,深入了解吲哚不对称胺化去芳构化的反应规律及手性诱导模式,促进吲哚不对称胺化去芳构化在含氮天然产物、药物等的合成中的应用。
英文摘要
Chiral aminoindoline skeleton is one of the most important building blocks, which exists extensively in natural products and biologically active compounds. Thus, novel synthetic approach to such kind of motifs is highly desirable. Recently, transition-metal-catalyzed asymmetric aminative dearomatization of indoles has been emerged as a new method to access chiral aminoindolines in spite of remaining shortcomings such as few types of mechanism (mainly through aza-Michael addition and nitrene insertion) and limited kinds of products. This project focuses on asymmetric aminative dearomatization of indoles via palladium-catalyzed aza-Heck and aza-Heck cascade reaction. Using N-electrophile containing indoles as substrates, various chiral aminoindolines can be provided through oxidative addition and following migratory insertion process. Furthermore, the synthetic application in the synthesis of a kind of peptidomimetic and potent gastrin/CCK-B receptor antagonist (+)-AG-041R will be investigated. And the asymmetric aminative dearomatization of other heteroarenes such as pyrroles and furans will be also evaluated. On the other hand, this project will study on the general rule and chirality induction mode of the asymmetric aminative dearomatization of indoles, which will ulteriorly expand its application in the synthesis of N-containing complex molecules such as natural products and pharmaceuticals.
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DOI:10.1021/acs.orglett.3c02092
发表时间:2023-08
期刊:Organic letters
影响因子:5.2
作者:Yuanchun Hu;Xiao-Qiu Xu;Weixia Deng;Ren-Xiao Liang;Yi‐Xia Jia
通讯作者:Yuanchun Hu;Xiao-Qiu Xu;Weixia Deng;Ren-Xiao Liang;Yi‐Xia Jia
DOI:10.1039/d2cc03104c
发表时间:2022
期刊:Chemical Communications
影响因子:--
作者:Zhen Wang;Xue Chen;Yuanyuan Hu;Huiling Li;Yun-Fang Yang;Yunkui Liu;Hongwei Jin;Bingwei Zhou
通讯作者:Bingwei Zhou
Selective cine-arylation of tert-cyclobutanols with indoles enabled by nickel catalysis
镍催化下叔环丁醇与吲哚的选择性电影芳基化
DOI:10.1039/d1cc01233a
发表时间:2021-04-06
期刊:CHEMICAL COMMUNICATIONS
影响因子:4.9
作者:Hu, Yuanyuan;Luo, Honggen;Zhou, Bingwei
通讯作者:Zhou, Bingwei
DOI:10.1039/d2ob01240e
发表时间:2022
期刊:Organic and Biomolecular Chemistry
影响因子:--
作者:Yanling Zhang;Zhiguo Zhang;Yuanyuan Hu;Yunkui Liu;Hongwei Jin;Bingwei Zhou
通讯作者:Bingwei Zhou
NHC-catalyzed Truce-Smiles rearrangement of N-aryl methacrylamides for the synthesis of trans-cinnamides
NHC 催化 N-芳基甲基丙烯酰胺的 Truce-Smiles 重排合成反式肉桂酰胺
DOI:10.1039/d1ob00443c
发表时间:2021-03-31
期刊:ORGANIC & BIOMOLECULAR CHEMISTRY
影响因子:3.2
作者:Hu, Yuanyuan;Wang, Zhen;Zhou, Bingwei
通讯作者:Zhou, Bingwei
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