| 对乙基苯甲酸对氰基苯酚酯的合成研究 |
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| 引用本文： | 杭德余,章于川,叶昆元. 对乙基苯甲酸对氰基苯酚酯的合成研究[J]. 安徽大学学报(自然科学版), 2002, 26(4): 87-95. DOI: 10.3969/j.issn.1000-2162.2002.04.018 |
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| 作者姓名： | 杭德余 章于川 叶昆元 |
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| 作者单位： | 安徽大学,化学化工学院,安徽,合肥,230039 |
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| 基金项目： | 安徽省科技攻关项目;200183; |
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| 摘 要： | 以乙基苯为原料,经付-克反应、卤仿反应、酰化和酯化合成了液晶化合物对乙基苯甲酸对氰基苯酚酯,四步总收率44.8%.产品经DSC确证了相变温度,并用IR和1H-NMR对其结构进行了表征.
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| 关 键 词： | 酯类液晶 STN-LCD用液晶材料 对乙基苯甲酸对氰基苯酚酯 |
| 文章编号： | 1000-2162(2002)04-0087-09 |
Study on synthesis of 4-ethyl-4''-cyano-phenyl carboxylic ester |
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| HANG De-yu,ZHANG Yu-chuan,YE Kun-yuan. Study on synthesis of 4-ethyl-4''-cyano-phenyl carboxylic ester[J]. Journal of Anhui University(Natural Sciences), 2002, 26(4): 87-95. DOI: 10.3969/j.issn.1000-2162.2002.04.018 |
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| Authors: | HANG De-yu ZHANG Yu-chuan YE Kun-yuan |
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| Abstract: | ethyl-4'-cyano-phenyl Carboxylic ester,a liquid crystal compound,was prepared from ethyl benzene by reaction of Friedel-Crafts,haloform,acylation and esterification in 44.8% overall yield.The phase transition of this liquid crystal compound was confirmed by DSC.The product was characterized by IR and 1H-NMR. |
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| Keywords: | ester liquid crystal STN-LCD material 4-ethyl-4'-cyano-phenyl carboxylic ester |
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