Vinylcyclopropane rearrangement - Wikipedia
The vinylcyclopropane rearrangement or vinylcyclopropane-cyclopentene rearrangement is a ring expansion reaction, converting a vinyl-substituted cyclopropane ring into a cyclopentene ring. [1] [2] [3] Cyclopropyl groups adjacent to vinyl groups can undergo ring expansion reactions.
乙烯基环丙烷重排反应 - 维基百科，自由的百科全书
乙烯基环丙烷重排反应. 外观. 乙烯基环丙烷重排 （英文：vinylcyclopropane rearrangement，或称 乙烯基环丙烷-环戊烯重排）是将乙烯基取代的环丙烷变为环戊烯的扩环反应 [ 1 ][ 2 ][ 3 ]。. Vinylcyclopropane Rearrangement. 实验性与计算性研究表明，乙烯基环丙烷重排反应的 ...
Dynamic stereomutation of vinylcyclopropanes with metalloradicals
2024年6月19日 · Vinylcyclopropanes serve as valuable synthetic precursors for cycloadditions or rearrangements and are also key structural units in natural products and bioactive compounds, such as the antivirals...
Vinylcyclopropane Derivatives in Transition-Metal-Catalyzed ...
2013年6月12日 · Vinylcyclopropane (VCP) derivatives participate in a variety of transition-metal-catalyzed multicomponent cycloadditions to produce five- to eight-membered carbocycles. Various cycloaddition modes provide novel approaches to mono-, bi-, and polycyclic molecules. In this Synopsis, recent advances in transition-metal-catalyzed VCP cycloadditions ...
乙烯基环丙烷重排反应 Vinylcyclopropane Rearrangement
2019年8月2日 · 概要. 乙烯基环丙烷基团在加热条件下发生重排反应，形成环戊烯。. 二乙烯基环丙烷更容易发生重排反应，形成环庚二烯。. 扭曲环的分裂能是重排开环反应的驱动力。. 二乙烯基环丁烷也会发生同样的重排反应。.
Vinylcyclopropanes serve as valuable synthetic precursors for cycloadditions or rearrangements and are also key structural units in natural products and bioactive compounds, such as the...
Vinylcyclopropane | C5H8 - ChemSpider
Vinylcyclopropane. Molecular formula: C 5 H 8. Average mass: 68.119. Monoisotopic mass: 68.062600. ChemSpider ID: 120267.
Utilizing Vinylcyclopropane Reactivity: Palladium‐Catalyzed …
2020年7月3日 · Vinylcyclopropanes (VCPs) are commonly used in transition-metal-catalyzed cycloadditions, and the utilization of their recently realized reactivities to construct new cyclic architectures is of great significance in modern synthetic chemistry.
Divergent Rearrangements of Vinylcyclopropane into Skipped …
2021年5月26日 · Vinylcyclopropanes are versatile intermediates in organic synthesis which undergo various rearrangements. We report a new rearrangement of vinylcyclopropane into skipped diene. A detailed mechanistic study revealed that this transformation involves regioselective ring-opening of the cyclopropane ring followed by 1,2-migration of one of the ...
有机催化对映选择性乙烯基环丙烷-环戊烯 (VCP-CP) 重排
2023年4月12日 · 该反应通过烯胺/亚胺活化进行，包括原位生成供体-受体环丙烷中间体，该中间体经历开环/环化。. 计算研究连 同实验数据支持 II 型 DYKAT 过程运行。. 2-烯基取代的环丙基乙醛使用 Jorgensen-Hayashi 型催化剂进行对映选择性乙烯基环丙烷-环戊烯 (VCP-CP) 重排。. 该 ...
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