| 壳聚糖席夫碱催化酮硅氢加成反应 |
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| 引用本文： | 徐大鹏,肖文军,彭家建,厉嘉云,白赢,来国桥,罗志希.壳聚糖席夫碱催化酮硅氢加成反应[J].杭州师范学院学报(自然科学版),2014(3):230-234. |
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| 作者姓名： | 徐大鹏 肖文军 彭家建 厉嘉云 白赢 来国桥 罗志希 |
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| 作者单位： | 杭州师范大学有机硅化学及材料技术教育部重点实验室,浙江杭州311121 |
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| 基金项目： | 国家自然科学青年基金项目（21303035）. |
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| 摘 要： | 以离子液体为溶剂得到壳聚糖席夫碱，然后与锌配位形成催化剂，并催化酮硅氢加成反应。结果表明，在催化苯乙酮和三乙氧基硅烷的硅氢加成反应中，转化率高达99％以上，且催化剂重复使用10次以上，活性未明显降低。
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| 关 键 词： | 硅氢加成 壳聚糖席夫碱 离子液体 二乙基锌 |
Hydrosilylation Reaction of Ketones Catalyzed with Chitosan Schiff Base |
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| XU Dapeng,XIAO Wenjun,PENG Jiajian,LI Jiayun,BAI Ying,LAI Guoqiao,LUO Zhixi.Hydrosilylation Reaction of Ketones Catalyzed with Chitosan Schiff Base[J].Journal of Hangzhou Teachers College(Natural Science),2014(3):230-234. |
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| Authors: | XU Dapeng XIAO Wenjun PENG Jiajian LI Jiayun BAI Ying LAI Guoqiao LUO Zhixi |
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| Institution: | (Key Laboratory of Organosilicon Chemistry and Material Technology of Ministry of Education, Hangzhou Normal University, Hangzhou 311121, China) |
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| Abstract: | By using ionic liquids as the solvent ,chitosan Schiff base is preparaed ,and then hydrosilylation reaction of ketones is catalyzed with ZnEt2/Schiff base .The results show that in the hydrosilylation reaction of catalyzing acetophenone and triethoxysilane ,the conversion rate is above 99% ,and the activity of catalysts do not decrease significantly after they are reused more than ten times . |
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| Keywords: | hydrosilylation chitosan Schiff base ionic liquid diethylzinc |
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