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    • 41. 发明授权
    • Substituted hydroquinone derivatives
    • 取代氢醌衍生物
    • US5693807A
    • 1997-12-02
    • US465628
    • 1995-06-05
    • Gottfried SedelmeierGerhard Fischer
    • Gottfried SedelmeierGerhard Fischer
    • C07D211/62C07D405/04C07F9/59C07D211/32
    • C07D405/04C07D211/62C07F9/592
    • The invention relates to substituted hydroquinone derivatives of the general formula I ##STR1## wherein R.sub.4 is lower alkyl and either R.sub.1 is hydroxy, halogen, a group of the formula --P(=O)(R.sub.5)R.sub.6 (Ia), a group of the formula --P.sup.+ (R.sub.7)(R.sub.8)R.sub.9 X.sup.- (Ib) or a group of the formula --Si(R.sub.7)(R.sub.8)R.sub.9 (Ic), M is methylene, R.sub.2 is hydrogen or a group of the formula ##STR2## and R.sub.3 is hydrogen or halogen, or .sub.1 is hydroxy or lower alkoxy, M is carbonyl, R.sub.2 is hydrogen and R.sub.3 is halogen, each of R.sub.5 and R.sub.6, independently of the other, is lower alkyl, lower alkoxy Or N,N-di-lower alkylamino, or is benzyl, benzyloxy, phenyl or phenoxy, each of which is unsubstituted or mono- or di-substituted at the phenyl ring, to a process for the preparation of those compounds and to the use of those compounds, and to a process in which those compounds are used.
    • 本发明涉及通式Ⅰ(I)的取代氢醌衍生物,其中R 4是低级烷基,R 1是羟基,卤素,式-P(= O)(R 5)R 6(Ia)的基团, 式 - +(R7)(R8)R9X-(Ib)或式-Si(R7)(R8)R9(Ic)的基团,M是亚甲基,R2是氢或式 (Id),R 3为氢或卤素,或1为羟基或低级烷氧基,M为羰基,R 2为氢,R 3为卤素,R 5和R 6各自独立地为低级烷基,低级烷氧基 或N,N-二低级烷基氨基,或苄基,苄氧基,苯基或苯氧基,其中每个在苯环上未被取代或单取代或二取代,制备这些化合物的方法和使用 的那些化合物,以及使用这些化合物的方法。