| 第 36 卷第 5 期 |  | Vol. 36 No. 5 | | 2006 年 10 月 | Oct 2006 |
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所属栏目:农药及中间体
3,4-二氟苯腈的合成 |
| 陈强; 张绍辉; 程志明(上海生农生化制品有限公司) |
| 摘 要:3,4-二氟苯腈是合成选择性除草剂氰氟草酯(cyhalofop butyl)的重要中间体。由3,4-二氯苯甲酰氯为原料经酰氨化、脱水和氟化制得3,4-二氟苯腈,总收率39.8%产品含量99.0%。这是一条最有望工业化的合成路线。 |
| 关键词:3; 4-二氟苯腈; 中间体; 合成 |
| 中图分类号:TQ242 文献标识码:A 文章编号:1009-9212(2006)05-0052-02 |
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| The Synthesis of 3,4-difluorobenzonitrile |
| CHEN Qiang; ZHANG Shao-hui; CHENG Zhi-ming (Shanghai Shengnong Pesticide Co.Ltd.; Shanghai 200122; China) |
| Abstract:The 3,4-difluorobenzonitrile is an important intermediate of selective herbicide,cyhalofop butyl,which was synthesized by 3,4-dichlorobenzoyl chloride through amidation,dehydration and fluorination.And this synthetic route is possible to be industrial. |
| Key words:3; 4-difluorobenzonitrile; intermediate; synthesis |
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收稿日期:2006-08-07
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