第 38 卷第 1 期 |  | Vol. 38 No. 1 | 2008 年 2 月 | Feb 2008 |
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所屬欄目:醫藥及中間體
1-(2,3-二氯苯基)哌嗪鹽酸鹽的合成新方法 |
朱曉斌,徐崇福,陳 苗
(江蘇工業(yè)學(xué)院 化學(xué)化工學(xué)院,江蘇 常州 213164) |
摘 要:1-(2,3-二氯苯基)哌嗪鹽酸鹽是重要的醫藥中間體。以二乙醇胺為起始原料,經(jīng)氯代反應制得β,β'-二氯代二乙基胺鹽酸鹽,然后在水溶液中不使用催化劑條件下與2,3-二氯苯胺經(jīng)環(huán)合反應合成目標化合物1-(2,3-二氯苯基)哌嗪鹽酸鹽。產(chǎn)物結構經(jīng)紅外光譜、核磁共振氫譜分析驗證與目標化合物的結構一致。該方法經(jīng)濟環(huán)保,簡(jiǎn)單易操作。 |
關(guān)鍵詞:1-(2,3-二氯苯基)哌嗪鹽酸鹽;環(huán)合反應;二乙醇胺 |
中圖分類(lèi)號:O626.415 文獻標識碼:A 文章編號:1009-9212(2008)01- 0018-04 |
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Novel Synthesis of 1-(2,3-Dichlorophenyl)Piperazine Hydrochloride |
ZHU Xiao-bin,XU Chong-fu,CHEN Miao
(College of Chemistry and Chemical Engineering,Jiangsu Province Key Lab of Petrochemical Engineering,Jiangsu Polytechnic University,Changzhou 213164,China) |
Abstract:1-(2,3-Dichlorophenyl)piperazine hydrochloride is an important pharmaceutical intermediate. The starting material diethanolamine was halogenated to give β,β'-dihalogenated diethyiammonium hydrochloride,and then reacted with 2,3-dichloroaniline in aqueous solution without any catalyst to afford the target compound 1-(2,3-dichlorophenyl) piperazine hydrochloride. The product was characterized by 1H NMR and IR spectroscopy which was consistent with the proposed structures. |
Key words:1-(2,3-dichlorophenyl)piperazine hydrochloride;cyclo-condensation;diethanolamine |
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基金項目:江蘇工業(yè)學(xué)院科技基金(ZMF05020022)
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作者簡(jiǎn)介:朱曉斌(1981-),男,山東臨沂人,碩士研究生,研究方向為有機合成。(E-mail:bookillinger@yahoo.com.cn)
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收稿日期:2007-11-12
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