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公开(公告)号:US06465685B1
公开(公告)日:2002-10-15
申请号:US09718125
申请日:2000-11-20
IPC分类号: C07C5116
CPC分类号: C07C51/265 , C07C63/68
摘要: Xylene derivatives, such as chloro-ortho-xylene, are oxidized in a solvent in the presence of at least one metal catalyst with addition of promoter after the reaction has proceeded to an intermediate stage of conversion to product mixture. The product comprises chlorophthalic acid or chlorophthalic anhydride.
摘要翻译: 二甲苯衍生物如氯代邻二甲苯在溶剂中在至少一种金属催化剂存在下,在反应进行到转化为产物混合物的中间阶段之后,加入助催化剂而被氧化。 该产品包括氯代邻苯二甲酸或氯代邻苯二甲酸酐。