PYRAZOLONE DERIVATIVES
    1.
    发明公开
    PYRAZOLONE DERIVATIVES 失效
    PYRAZOLONDERIVATE

    公开(公告)号:EP0987253A4

    公开(公告)日:2000-03-22

    申请号:EP96933613

    申请日:1996-10-11

    摘要: Pyrazolone derivatives represented by general formula (I) or salts thereof which have antiplatelet aggregation effects and thus are useful as a preventive or remedy for various thrombotic diseases. In said formula (I) X?1 and X2¿ represents (a), wherein A represents cyano, cyano(C¿1-4? alkyl), amino, amino-(C1-4 alkyl), amidino, guanidino, etc.; and R?1 and R2¿ independently represents each hydrogen, halogeno, C¿1-6? alkyl, etc.; another of X?1 and X2¿ represents C¿1-6? alkyl, C3-6 alkenyl, aryl(C1-4 alkyl) or aryl; one of Y?1 and Y2¿ represents (b), wherein Q represents oxygen or sulfur; Z1 represents oxygen, -NR7- or -CHR7-; Z2 represents cyclic C¿3-7? alkylene, C1-3 alkylene, -CH2CO-, -CH2CH2CO-, etc.; Z?3¿ represents oxygen, sulfur, sulfinyl, sulfonyl, etc.; Z4 represents C¿1-3? alkylene, etc.; and Z?5¿ represents carboxyl, etc.; and another of Y?1 and Y2¿ represents D-E-, wherein E represents a bond, C¿1-4? alkylene, phenylene, etc.; and D represents hydrogen, C1-6 alkyl, etc.

    摘要翻译: 由通式(I)表示的吡唑啉酮衍生物或其盐具有抗血小板聚集作用,因此可用作各种血栓性疾病的预防剂或治疗剂。 在所述式(I)中,X 1和X 2代表(a),其中A代表氰基,氰基(C 1-4 - 烷基),氨基,氨基 - (C 1-4烷基),脒基,胍基等 ; R 1和R 2'分别代表氢,卤素,C 1-6 - 烷基等; 另一个X 1和X 2代表C 1 -6? 烷基,C 3-6链烯基,芳基(C 1-4烷基)或芳基; Y 1和Y 2'中的一个代表(b),其中Q代表氧或硫; Z1代表氧,-NR7-或-CHR7-; Z2表示环C 3-7 - 亚烷基,C 1-3亚烷基,-CH 2 CO - , - CH 2 CH 2 CO-等; Z 3表示氧,硫,亚磺酰基,磺酰基等; Z4代表C1-3? 亚烷基等; Z 5表示羧基等。 Y 1和Y 2'中的另一个表示D-E-,其中E表示键,C 1-4 - 亚烷基,亚苯基等; D表示氢,C 1-6烷基等