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公开(公告)号:US07781622B2
公开(公告)日:2010-08-24
申请号:US12261351
申请日:2008-10-30
申请人: Suman Lata Jain , Jomy K. Joseph , Sweety Singhal , Bir Sain , Ragunathan Sivakumaran , Basant Kumar
发明人: Suman Lata Jain , Jomy K. Joseph , Sweety Singhal , Bir Sain , Ragunathan Sivakumaran , Basant Kumar
摘要: The present invention provides a process for direct hydroxylation of aromatic hydrocarbons like benzene to phenol, toluene to cresols and anisole to methoxy phenols by using hydrogen peroxide as environmentally benign oxidant in polar solvent like acetonitrile using vanadium phthalocyanine or its derivative as a catalyst, at a temperature in the range of 25-100° C.
摘要翻译: 本发明提供了一种通过在极性溶剂如乙腈中使用过氧化氢作为环境友好的氧化剂,使用钒酞菁或其衍生物作为催化剂,将芳香烃如苯,苯酚,甲苯至甲酚和苯甲醚直接羟基化为甲氧基酚的方法, 温度范围在25-100℃