第 37 卷第 1 期 |  | Vol. 37 No. 1 | 2007 年 2 月 | Feb 2007 |
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所屬欄目:農藥及中間體
3-氯-4-(2-溴甲基-4-甲基-1,3-二惡戍烷-2-基)苯基-4′-氯苯基醚的合成 |
熊莉莉1,陶賢鑒1,黃超群1,胡智紅2,謝偉勝1
(1.湖南化工研究院,湖南 長(cháng)沙 410007;2. 湖南海利化工股份有限公司, 湖南 長(cháng)沙 410007) |
摘 要:3-氯-4-(2-溴甲基-4-甲基-1,3-二惡戍烷-2-基)苯基-4′-氯苯基醚是殺菌劑苯醚甲環(huán)唑的一個(gè)重要中間體。以2-氯-4-(4-氯苯氧基)-苯乙酮為起始原料,采用溴化和合環(huán)同時(shí)進(jìn)行的合成工藝制得該化合物,收率90%,產(chǎn)品含量95%。優(yōu)化了反應條件,簡(jiǎn)化了操作。 |
關(guān)鍵詞:殺菌劑;3-氯-4-(2-溴甲基-4-甲基-1,3-二惡戍烷-2-基)苯基-4′-氯苯基醚;苯醚甲環(huán)唑;溴化;縮酮化 |
中圖分類(lèi)號:S482.2 文獻標識碼:A 文章編號:1009-9212(2007)01- 0028 - 02 |
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Synthesis of 3-Chloro-4-(2-bromomethyl-4-methyl-1,3-dioxolane-2-yl)phenyl-4′-chlorophenyl Ether |
XIONG Li-li1,TAO Xian-jian1,HUANG Chao-qun1,HU Zhi-hong2,XIE Wei-sheng1
(1. Hunan Reseach Institute of Chemical Instudry,Changsha 410007,China;2. Hunan Haili Chemical Industy Co,. Ltd,Changsha 410007,China) |
Abstract:3-Chloro-4-(2-bromomethyl-4-1,3-dioxolane-2-yl)phenyl-4′-chlorophenyl ether is an important intermediate of fungicide difenoconazole. 3-chloro-4-(2-bromomethyl-4-1,3-dioxolane-2-yl)phenyl-4′-chlorophenyl ether,which was prepared by bromination and ketal reaction of 2-chloro-4-(4-chlorophenoxy)-aectophenone in one step pathway. The yield was 90%, and purity 95%. The process had several advantages of facile reaction conditions,convenient operation and cheap reagents. |
Key words:fungicide;3-chloro-4-(2-bromomethyl-4-methyl-1,3-dioxolane-2-yl)phenyl-4′-chlorophenyl ether;difenoconazole;bromination;ketal reaction |
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作者簡(jiǎn)介:熊莉莉(1973-),女,湖南平江人,工程師,主要從事農藥及中間體的合成研究。(E-mail:xionglli@126.com)
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收稿日期:2006-12-19
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