| 2-取代氨基-5-去氢枞基-1,3,4-噁二唑衍生物的合成及除草活性 |
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| 引用本文： | 莫启进,段文贵,李行任,黄丹平,罗湛江.2-取代氨基-5-去氢枞基-1,3,4-噁二唑衍生物的合成及除草活性[J].有机化学,2011,31(7). |
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| 作者姓名： | 莫启进 段文贵 李行任 黄丹平 罗湛江 |
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| 作者单位： | 广西大学化学化工学院 南宁 530004 |
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| 基金项目： | 广西林产化学品开发与应用重点实验室开放基金，广西自然科学基金重点 |
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| 摘 要： | 以去氢枞酸为原料,经酰化后与水合肼反应合成去氢枞酰肼3,再与芳基异硫氰酸酯反应,得到中间体1-去氢枞酰基-4-取代基氨基硫脲4,4在Hg(OAc)2/EtOH条件下关环,合成得到一系列新型2-取代氨基-5-去氢枞基-1,3,4-噁二唑化合物5.采用IR,MS,1HNMR,13C NMR和元素分析等方法对中间体4和目标产物5进行了分析和表征.初步的除草活性测试表明,化合物4和5对油菜的胚根生长以及对稗草的幼苗生长有一定的抑制作用,其中化合物4d在浓度为100mg/L时对油菜胚根生长的抑制率达88.2％.
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| 关 键 词： | 去氢枞酸 1-去氢枞酰基-4-取代基氨基硫脲 2-取代氨基-5-去氢枞基-1 3 4-噁二唑 除草活性 |
Synthesis and Herbicidal Activity of 2-Substituted Amino5-dehydroabietyl- 1,3,4-oxadiazole Derivatives |
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| Mo Qijin,Duan Wengui,Li Xingren,Huang Danping,Luo Zhanjiang.Synthesis and Herbicidal Activity of 2-Substituted Amino5-dehydroabietyl- 1,3,4-oxadiazole Derivatives[J].Chinese Journal of Organic Chemistry,2011,31(7). |
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| Authors: | Mo Qijin Duan Wengui Li Xingren Huang Danping Luo Zhanjiang |
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| Institution: | Mo,Qijin Duan,Wengui Li,Xingren Huang,Danping Luo,Zhanjiang (College of Chemistry and Chemical Engineering,Guangxi University,Nanning 530004) |
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| Abstract: | Dehydroabietic acid chloride was prepared by the reaction of dehydroabietic acid with thionyl chloride,followed by the reaction of the dehydroabietic acid chloride with hydrazine hydrate to provide de-hydroabietacyl hydrazine.A series of target compounds 2-substituted amino-5-dehydroabietyl-1,3,4-oxadi-azoles 5 were synthesized by the cyclization of 1-dehydroabietacyl-4-substituted thiosemicarbazides(4) un-der catalysis of Hg(OAc)2/EtOH.And the intermediates 4 were prepared by the reaction of dehydroabietac... |
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| Keywords: | dehydroabietic acid 1-dehydroabietacyl-4-substituted thiosemicarbazide 2-substituted amino-5-dehydroabietyl-1 3 4-oxadiazole herbicidal activity |
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