高品质羰基二咪唑的合成研究  

Study on the Synthesis of High-quality Carbonyl Dimidazole

作　　者：兰世林 刘金桥 钟坤 周波 刘国文 周锦萍 王喆 陈郭芹 朱银海 周嘉良 杜升华 LAN Shi-lin;LIU Jin-qiao;ZHONG Kun;ZHOU Bo;LIU Guo-wen;ZHOU Jin-ping;WANG Zhe;CHEN Guo-qin;ZHU Yin-hai;ZHOU Jia-liang;DU Sheng-hua(National Engineering Research Center for Agrochemicals,Hunan Research Institute of Chemical Industry Co.,Ltd.,Changsha 410014,China;Agrochemical Key Laboratory of Hunan Province,Changsha 410014,China;Hunan Haili Changde Pesticide&Chemical Industry Co.,Ltd.,Changde 315001,China)

机构地区：[1]湖南化工研究院有限公司国家农药创制工程技术研究中心,湖南长沙410014 [2]农用化学品湖南省重点实验室,湖南长沙410014 [3]湖南海利常德农药化工有限公司,湖南常德315001

出　　处：《精细化工中间体》2024年第4期7-9,共3页Fine Chemical Intermediates

基　　金：2023年度芙蓉计划省企业科技创新创业团队(湖南海利化工新材料科技创新创业团队)。

摘　　要：以咪唑为原料,在70℃下与光气反应合成高品质羰基二咪唑,收率大于85.0%,含量大于98.5%。该方法操作简单,原子经济性高,产品收率和含量高,质量稳定,不易变色,杂质少,原材料成本低,适合于工业化生产。High quality carbonyl dimidazole was synthesized by reacting imidazole with phosgene at 70 C,with a yield of over 85.0%and a content of over 98.5%.This method is simple to operate,has high atomic economy,high product yield and purity,stable quality,is not easy to change color,has few impurities,low raw material cost,and is suitable for industrial production.

关 键 词：咪唑 光气 羰基二咪唑 

分 类 号：TQ453[化学工程—农药化工]