| 研究生: |
蔡佩如 Tsai, Pei-Ju |
|---|---|
| 論文名稱: |
藉由醋酸錳進行烯胺衍生物的氧化性自由基反應以合成喹啉類化合物 Synthesis of Quinolines by Manganese(III) Acetate Mediated Oxidative Free Radical Reaction of Enamine Derivatives |
| 指導教授: |
莊治平
Chuang, Che-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: | 2013 |
| 畢業學年度: | 101 |
| 語文別: | 中文 |
| 論文頁數: | 102 |
| 中文關鍵詞: | 醋酸錳 、醋酸鈷 、烯胺 、喹啉 |
| 外文關鍵詞: | manganese(III) acetate, cobalt(II) acetate, enamine, quinoline |
| 相關次數: | 點閱:78 下載:2 |
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在有機化學中,自由基反應被視為是一個有利於碳-碳鍵生成的方式,尤其烯類化合物的自由基環合反應對於生成多環化合物更是一個很好的途徑,但其最後通常由氫原子轉移結束,故近幾十年來,藉由過渡金屬鹽類 (Mn(III)、Ce(IV)、Ag(II)與Pb(IV)等)進行氧化性自由基反應被廣泛應用,因環合最終的自由基可再被氧化為碳陽離子,使得產物更多樣性。
本篇論文共分為三個部分:第一部分利用過量的醋酸錳(III)與N-(2’-二苯烯基)烯胺類化合物在氧氣下進行氧化性自由基環合反應,生成喹啉類化合物;第二部分利用催化劑量的醋酸錳(III)搭配過量醋酸鈷(II)與氧氣,在與N-(2’-二苯烯基)烯胺類化合物進行氧化性自由基環合反應後,獲得喹啉類化合物;第三部分為利用過量的醋酸錳(III)在氧氣下以及催化劑量的醋酸錳(III)搭配過量醋酸鈷(II)與氧氣,其分別與3-(2-炔基苯基胺)-3-苯基丙烯酸乙酯類化合物進行氧化性自由基環合反應後,皆可獲得4-醯基喹啉類化合物。
Free radical reactions have been recognized as a great tool for forming carbon-carbon bond in organic chemistry; especially the free radical cyclizations of alkenes to become polycyclic compounds. But the reactions are usually terminated by hydrogen atom transfer. In recent decades, oxidative free radical reactions with transition metal salts (Mn(III), Ce(IV), Ag(II) and Pb(IV) etc.) have been taken serious. Because the reactions are terminated by oxidation of the free radical to a carbocation, that can become various products.
This thesis is divided into three parts:
(1)Quinolines can be synthesized by the oxidative free radical reaction of N-(2’-stilbenyl)enamine derivatives with excess manganese(III) acetate under oxygen.
(2)The oxidative free radical reaction of N-(2’-stilbenyl)enamine derivatives with catalytic amount manganese(III) acetate, excess cobalt(II) acetate and oxygen produce quinolines.
(3)4-Acylquinolines can be synthesized by the oxidative free radical reaction of ethyl 3-(2-alkynylaniline)-3-benzylacrylate derivatives with excess manganese(III) acetate under oxygen and catalytic manganese(III) acetate combined with excess cobalt(II) acetate and oxygen respectively.
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