오르토-이소프로필화 페놀 유도체의 제조방법
    5.
    发明授权
    오르토-이소프로필화 페놀 유도체의 제조방법 失效
    正构异丙烯基衍生物的制备

    公开(公告)号:KR1019960008645B1

    公开(公告)日:1996-06-28

    申请号:KR1019930018007

    申请日:1993-09-08

    Abstract: The process includes the steps of ;(a) producing phenylallyleter(III) from the reaction of phenol derivatives(I) and crotyl derivatives(II) in base-solvent system such as sodium carbonate or calcium carbonate and acetone or low-grade alcohol; sodium hydroxide or calcium hydroxide and ethyleter, low-grade alkan or petroleum eter; sodium ethoxy or sodium methoxy and ethanol or methanol; (b) producing phenol derivatives(IV); (c) producing hemiacetal(V) from the oxidation of phenol derivatives(IV); (d) producing ortho-isopropylized phenol derivatives from the reduction of hemiacetal(V).

    Abstract translation: 该方法包括以下步骤:(a)在碱溶剂体系如碳酸钠或碳酸钙和丙酮或低级醇中,由苯酚衍生物(I)和巴豆酰基衍生物(II)的反应制备苯基烯丙酯(III); 氢氧化钠或氢氧化钙和乙醚,低级烷烃或石油醚; 乙氧基钠或甲氧基钠,乙醇或甲醇; (b)生产苯酚衍生物(Ⅳ); (c)由苯酚衍生物(IV)的氧化制备半缩醛(V); (d)从半缩醛(V)的还原产生邻位异构化的苯酚衍生物。

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