Through the steps such as nucleophilic reaction, filtration, dilution, extraction and vacuum distillation, the 2-(2,2,2-trifluoroethoxy)nitrobenzene is separated from crude product.
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释义
经亲核反应、过滤、稀释、萃取和减压蒸馏等后处理手段,将2-(2,2,2-三氟乙氧基)硝基苯从粗品中分离出来。
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