| 金或银离子催化的内炔基环丙基硅醚的分子内环化反应 |
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| 引用本文： | 刘春丽,班大明,山本嘉则. 金或银离子催化的内炔基环丙基硅醚的分子内环化反应[J]. 吉林大学学报(理学版), 2009, 47(4): 827-831 |
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| 作者姓名： | 刘春丽 班大明 山本嘉则 |
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| 作者单位： | 贵州大学,精细化工研究中心,贵阳,550025;贵州师范大学,化学与材料科学学院,贵阳,550001;贵州大学,精细化工研究中心,贵阳,550025;日本东北大学,大学院理学研究科化学系,日本,仙台,980-8578 |
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| 基金项目： | 贵州省科技厅科研项目基金 |
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| 摘 要： | 在金或银离子的催化下, 对7种内炔基环丙基硅醚化合物进行催化环化反应, 得到了相应的α,β 不饱和环戊烯基酮的分子内环化产物, 最高收率为78%, 并通过红外光谱、 核磁共振氢谱/碳谱证实了新化合物的结构, 提出了环化反应机理.
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| 关 键 词： | 金或银离子 非端炔基 分子内环化 反应机理 |
| 收稿时间： | 2008-09-18 |
Cationic Gold or Silver Catalyzed Intramolecular Carbocyclization of Carbon Tethered Internal Alkynyl Cyclopropanol Silyl Ethers |
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| LIU Chun-li,BAN Da-ming,Yamamoto Yoshinori. Cationic Gold or Silver Catalyzed Intramolecular Carbocyclization of Carbon Tethered Internal Alkynyl Cyclopropanol Silyl Ethers[J]. Journal of Jilin University: Sci Ed, 2009, 47(4): 827-831 |
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| Authors: | LIU Chun-li BAN Da-ming Yamamoto Yoshinori |
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| Affiliation: | 1. Research and Development Center of Fine Chemicals, Guizhou University, Guiyang 550025, China;2. School of Chemistry and Material Science, Guizhou Normal University, Guiyang 550001, China;3. Department of Chemistry, Graduate School of Science, Tohoku University, Sendai 980 8578, Japan |
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| Abstract: | The reactions of seven carbon tethered internal alkynylcyclopropanol silyl ethers under the catalyzation of cationic gold or silver af
forded the corresponding α,β unsaturated enone with the highest yield of 78%. The structures of these compounds were identified by IR, 1 H NMR, 13C NMR spectra. The mechanism of cycloreaction was also dicussed. |
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| Keywords: | cationic gold or silver internal alkynyl intramolecular carbocyclization reaction mechanism |
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