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    • 6. 发明申请
    • NOVEL CARBOXYLIC ACID DERIVATIVES AND PROCESS FOR PRODUCING THE SAME
    • 新型羧酸衍生物及其生产方法
    • WO00058258A1
    • 2000-10-05
    • PCT/JP2000/000969
    • 2000-02-21
    • C07C62/26C07C65/40C07C69/757C07D235/02C07D339/06C07D495/10C07C51/373
    • C07D235/02C07C62/26C07C65/40C07C69/757C07C2602/18C07D339/06C07D495/10
    • Compounds which are useful in the efficient synthesis of 2-amino-4-oxobicyclo[3.1.0]hexane-2,6-dicarboxylic acid. The compounds are 2-oxobicyclo[3.1.0]hexane-6-carboxylic acid derivatives represented by formula (1) [wherein R represents hydrogen, C1-6 alkyl, C3-6 cycloalkyl, C1-6 alkyl substituted by C3-6 cycloalkyl, aryl, C1-6 alkyl substituted by aryl, C1-6 alkyl substituted by C1-6 alkoxy, C1-6 hydroxyalkyl, C1-6 alkyl substituted by C1-6 alkylthio, C1-6 mercaptoalkyl, tetrahydrofuranyl, or tetrahydropyranyl; R and R are the same or different and each represents C1-6 alkyl, C3-6 cycloalkyl, C1-6 alkyl substituted by C3-6 cycloalkyl, aryl, or C1-6 alkyl substituted by aryl, or R and R in combination represent -(CH2)n- (n is 2 or 3); and Y and Y are the same or different and each represents sulfur, oxygen, or nitrogen].
    • 可有效合成2-氨基-4-氧代双环[3.1.0]己烷-2,6-二羧酸的化合物。 化合物是由式(1)表示的2-氧代双环[3.1.0]己烷-6-羧酸衍生物[其中R 1表示氢,C 1-6烷基,C 3-6环烷基,被C 3取代的C 1-6烷基 -6环烷基,芳基,被芳基取代的C 1-6烷基,被C 1-6烷氧基取代的C 1-6烷基,C 1-6羟基烷基,被C 1-6烷硫基取代的C 1-6烷基,C 1-6巯基烷基,四氢呋喃基或四氢吡喃基 ; R 2和R 3相同或不同,各自表示C 1-6烷基,C 3-6环烷基,被C 3-6环烷基取代的C 1-6烷基,芳基或被芳基取代的C 1-6烷基,或 R 2和R 3组合表示 - (CH 2)n - (n为2或3); Y 1和Y 2相同或不同,各自表示硫,氧或氮]。