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2-氯-3,5-二(三氟甲基)苯胺合成工艺研究

Qingru Zhao,Xueying Mao,Caiyun Xu,Chunbao Zhang

Shandong Chemical Industry（2018）

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Abstract
本文以3,5-二(三氟甲基)苯胺与NCS作为原料,氯仿作为溶剂,在55 ～ 60℃条件下经过2h反应,最后经110℃条件下精馏得到双三氟虫脲关键中间体2-氯-3,5-二(三氟甲基)苯胺,收率达到74％,操作工艺简单,产品收率高,能够进行工业化生产.
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