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Synthesis of O-(Trifluoromethyl)aniline
Author(s): 
Pages: 464-465,470
Year: Issue:  10
Journal: CHINESE JOURNAL OF PESTICIDES

Keyword:  邻三氟甲基苯胺中间体合成;
Abstract: 以邻甲基苯胺为起始原料,先与双(三氯甲基)碳酸酯反应制得邻甲基苯基异氰酸酯,然后在过氧化物催化下侧链氯化得邻三氯甲基苯基异氰酸酯,最后在无水氟化氢中同时进行氟化和溶解得邻三氟甲基苯胺,三步总收率为55.3%,产品纯度在99%以上.此路线原料易得、操作安全、分离简单、产品纯度高,是一条可行的工业化路线.
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