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公开(公告)号:EP2057110A1
公开(公告)日:2009-05-13
申请号:EP07841032.1
申请日:2007-08-17
摘要: This invention provides a process of preparing reaction-derived decahalodiphenylethane of high purity. The process comprises cofeeding separate feeds of (a) diphenylethane and (b) bromine chloride, bromine chloride and bromine, or bromine chloride and chlorine to a refluxing reaction mixture comprising bromine and at least one Lewis acid bromination catalyst so that high purity decahalodiphenylethane is formed.
摘要翻译: 本发明提供了制备高纯度的反应衍生的十氢二苯基乙烷的方法。 该方法包括将(a)二苯基乙烷和(b)氯化溴,氯化溴和溴,或溴化氯和氯的单独进料共同加入到包含溴和至少一种路易斯酸溴化催化剂的回流反应混合物中,从而形成高纯度十氢二苯基乙烷 。