| 研究生: |
黃奕傑 Huang, Yi-Jie |
|---|---|
| 論文名稱: |
N-芳香基醯胺及N-芳基烯胺經由碸基自由基反應合成2-喹啉酮類與喹啉類衍生物之合成探討 The Applications of Sulfonyl Radical on The Synthesis of 2-Quinolinones from N-aryl Amides and Quinolines from N-aryl Enamines |
| 指導教授: |
莊治平
Chuang, Chih-Ping |
| 學位類別: |
碩士 Master |
| 系所名稱: |
理學院 - 化學系 Department of Chemistry |
| 論文出版年: | 2016 |
| 畢業學年度: | 104 |
| 語文別: | 中文 |
| 論文頁數: | 110 |
| 中文關鍵詞: | 碸基自由基 、醯胺碸基 、硝酸銀 、2-喹啉酮 、醋酸錳 、喹啉 |
| 外文關鍵詞: | sulfonyl radical, sulfonamide, silver(I) nitrate, manganese(III) acetate, quinoline |
| 相關次數: | 點閱:114 下載:1 |
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近幾年來自由基反應在有機合成中已經被廣泛使用且受到重視,利用自由基與不飽和鍵反應被應用在許多環狀化合物的合成,而其中碸基自由基(sulfonyl radical)可與不飽和鍵進行加成反應生成的自由基中間體再進行進一步的反應,普遍常見利用醋酸錳(III)或是銀(I)催化劑來進行氧化性自由基反應。
本篇論文使用在加熱的條件下加入催化劑量的硝酸銀(I)搭配過硫酸鉀氧化對甲苯亞磺酸鈉鹽形成碸基自由基與醯胺碸基化合物進行自由基環合反應;以及使用足夠量的醋酸錳(III) 氧化對甲苯亞磺酸鈉鹽形成碸基自由基進一步合成喹啉化合物,也在此部分嘗試一鍋化的反應其結果如下:
Recently, there has been a growing interest in the application of free radical cyclization reactions to the formation of ring systems. Free radical reactions mediated by sulfonyl radicals have been noted by several groups. Free radical of sulfonyl radical can undergo addition reaction with unsaturated bond generate radical intermediate to undergo either 6-membered or 5-membered ring cyclization onto the aromatic ring effectively and provide synthetically useful methods for the syntheses of 2-quinolinones and quinolines. This thesis is divided into two parts:(1) This research use a catalytic amount of silver(I) with potassium persulfate to oxidizing p-toluenesulfinate sodium salt in heating condition is taken as sulfonyl radical source, and then induced free radical cyclization reaction with sulfonamide compounds in our report. (2) This research use excess manganese(III) acetate with p-toluenesulfinate sodium salt to generate sulfonyl radical source with dimethyl 2-((2-ethynylphenyl)amino)maleate derivatives to get various quinoline derivatives with the different function group.
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