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Position: Home > Articles > One-pot Preparation of 1-Aryl-3,3-dimethylureas Herbicides Utilizing Bis(trichloromethyl)carbonate Agrochemicals 2005,44 (5) 210-211

二(三氯甲基)碳酸酯“一锅法”合成1-芳基-3,3-二甲基脲除草剂

作  者:
许响生;杜晓华;胡智燕;徐振元
单  位:
浙江工业大学催化加氢研究中心绿色化学合成技术国家重点实验室培育基地
关键词:
二(三氯甲基)碳酸酯;1-芳基-3;3-二甲基脲;一锅法;合成
摘  要:
用二(三氯甲基)碳酸酯(BTC)替代光气,“一锅法”合成了有较好市场的过期专利取代脲除草剂异丙隆、伏草隆、绿麦隆、敌草隆、灭草隆等。BTC用量为0.4倍,收率为91%-95%,纯度为98%-99%。
译  名:
One-pot Preparation of 1-Aryl-3,3-dimethylureas Herbicides Utilizing Bis(trichloromethyl)carbonate
作  者:
XU Xiang-Sheng, DU Xiao-Hua, HU Zhi-Yan, XU Zhen-Yuan (State Key Laboratory Breeding Base of Green Chemistry-Synthesis Technology, Catalytic Hydrogenation Research Center, Zhejiang University of Technology, Hangzhou 310014, China)
关键词:
bis(trichloromethyl)carbonate, 1-aryl-3,3-dimethylurea, one-pot, sythesis
摘  要:
1-Aryl-3,3-dimethylureas herbicides, including isoproturon, fluometuron, chlorotoluron, diuron and monuron,. were synthesized by bis(trichloromethyl) carbonate (BTC). The usage of BTC was 0.4 equivalent to arylamine, The yields and purities of the products were 91%-95%and 98%-99%, respectively.

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