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    • 21. 发明公开
    • 요소-과산화수소 및 브롬화 마그네슘 촉매를 이용한 벤질 알콜의 산화방법
    • 具有尿素 - 过氧化氢和催化氧化镁的苄基醇的氧化方法
    • KR1020100039554A
    • 2010-04-16
    • KR1020080098570
    • 2008-10-08
    • 서울대학교산학협력단중앙대학교 산학협력단
    • 이종찬박희중
    • C07C45/27C07C45/29
    • PURPOSE: A method for manufacturing benzaldehyde or benzyl ketone is provided to prepare benzaldehyde or benzyl ketone at a high yield using environment-friendly urea-hydrogen peroxide and a reaction instead of conventional toxic organic solvent and oxidizer. CONSTITUTION: A method for manufacturing benzaldehyde or benzyl ketone comprises a step for oxidizing a first benzyl alcohol or a second benzyl alcohol with urea-hydrogen peroxide catalytically using magnesium bromide (MgBr2) under an ionic liquid. The first benzyl alcohol is selected from PhCH2OH, p-CH3C6H4CH2OH, p-FC6H4CH2OH, p-ClC6H4CH2OH, p-BrC6H4CH2OH, p-H3COC6H4CH2OH, p-NO2C6H4CH2OH, p-CF3C6H4CH2OH, 1-naphthalenemethanol, p-HOC6H4CH2OH, and p-CNC6H4CH2OH.
    • 目的:提供苯甲醛或苄基酮的制备方法,以环保型脲 - 过氧化氢和反应代替常规的有机有机溶剂和氧化剂,以高产率制备苯甲醛或苄基酮。 构成:用于制备苯甲醛或苄基酮的方法包括在离子液体下使用溴化镁(MgBr 2)催化地用脲 - 过氧化氢氧化第一苄醇或第二苄醇的步骤。 第一苄醇选自PhCH2OH,p-CH3C6H4CH2OH,p-FC6H4CH2OH,p-ClC6H4CH2OH,p-BrC6H4CH2OH,p-H3COC6H4CH2OH,p-NO2C6H4CH2OH,p-CF3C6H4CH2OH,1-萘甲醇,对HOC6H4CH2OH和p-CNC6H4CH2OH。