| I_2-KIO_3-AcOH-H_2O体系氧化3,5-环-24S-乙基-胆甾-22烯-6-酮反应的研究 |
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| 引用本文： | 刘兴平.I_2-KIO_3-AcOH-H_2O体系氧化3,5-环-24S-乙基-胆甾-22烯-6-酮反应的研究[J].应用化学,1990(2). |
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| 作者姓名： | 刘兴平 |
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| 作者单位： | 兰州大学有机化学研究所 兰州 |
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| 摘 要： | 油莱甾醇内酯(Brassinolide)(1)是一种高效的植物生长激素,其生理活性与侧链中C_(22)、C_(23)的构型密切相关。当C_(22)、C_(23)为S、S构型时,其活性仅为1的十分之一。在1的
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| 关 键 词： | 碘酸钾 氧化反应 油菜甾醇内酯 |
ON THE OXIDATION OF 3,5-CYCLO-24S-ETHYL-CHOLEST-22-EN-6-ONE BY I_2-KIO_3-AcOH-H_2 O SYSTEM |
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| Liu Xingping Institute of Organic Chemistry,Lanzhou University,Lanzhou.ON THE OXIDATION OF 3,5-CYCLO-24S-ETHYL-CHOLEST-22-EN-6-ONE BY I_2-KIO_3-AcOH-H_2 O SYSTEM[J].Chinese Journal of Applied Chemistry,1990(2). |
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| Authors: | Liu Xingping Institute of Organic Chemistry Lanzhou University Lanzhou |
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| Institution: | Liu Xingping Institute of Organic Chemistry,Lanzhou University,Lanzhou730000 |
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| Abstract: | The oxidation of 2 by I_2-KIO_3-AcOH-H_2O system has been studied. Instead of 3, thecisglycol(C_(22)S, C_(23)S) was obtained in yield of 78.5%, as the major product obtained in theoxidation of 2 by osmium tetroxide. The possible mechanism,of the oxidation reaction wasdiscussed. |
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| Keywords: | potassium iodate oxidation brassinolide |
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