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    • 5. 发明申请
    • SPIROPYRAN COMPOUND, OPTICALLY ACTIVE SPIROPYRAN COMPOUND, AND USE THEREOF
    • 螺旋化合物,光学活性螺旋体化合物及其用途
    • WO1994020502A1
    • 1994-09-15
    • PCT/JP1994000384
    • 1994-03-10
    • OTSUKA KAGAKU KABUSHIKI KAISHAMIYASHITA, Akira
    • OTSUKA KAGAKU KABUSHIKI KAISHA
    • C07D491/107
    • C07D491/10C07D495/04G03C1/685G11B7/244
    • A spiropyran compound represented by general formula (1), an optically active spiropyran compound prepared by introducing asymmetry into the spirocarbon atom of the above compound, and an optically functional material prepared therefrom. In said formula (1) R represents C1-C20 alkyl, aralkyl, hydroxyethyl, methacryloxymethyl or methacryloxyethyl; R , R , R and R represent each independently hydrogen, C1-C6 alkyl, aryl, aralkyl, C1-C5 alkoxy, hydroxymethyl, carboxyl, halogen, amino, cyano, trichloromethyl, trifluoromethyl or nitro; R and R represent each independently hydrogen, C1-C6 alkyl, aryl, aralkyl, halogen, cyano or nitro; R represents C1-C6 alkyl, hydroxymethyl, carboxyl, methoxycarbonyl, methacryloxymethyl or vinyl; at least one of R through R is substituted by a group functioning as an agent for optical resolution; and X represents oxygen or sulfur.
    • 由通式(1)表示的螺吡喃化合物,通过将不对称性引入到上述化合物的螺环原子中制备的光学活性吡咯烷化合物和由其制备的光学功能材料。 在所述式(1)中,R 1表示C 1 -C 20烷基,芳烷基,羟乙基,甲基丙烯酰氧基甲基或甲基丙烯酰氧基乙基; R 2,R 3,R 4和R 5各自独立地表示氢,C1-C6烷基,芳基,芳烷基,C1-C5烷氧基,羟甲基,羧基,卤素,氨基,氰基,三氯甲基, 三氟甲基或硝基; R 6和R 7各自独立地表示氢,C 1 -C 6烷基,芳基,芳烷基,卤素,氰基或硝基; R 8表示C 1 -C 6烷基,羟甲基,羧基,甲氧基羰基,甲基丙烯酰氧基甲基或乙烯基; R 1至R 8中的至少一个被用作光学拆分剂的基团取代; X表示氧或硫。