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    • 6. 发明授权
    • Triterpene derivatives and pharmaceuticals for treating hepatic disorders
    • 三萜衍生物和治疗肝脏疾病的药物
    • US06306862B1
    • 2001-10-23
    • US08983127
    • 1998-06-01
    • Kazue SasakiNobuto MinowaShoji NishiyamaHiroyuki Kuzuhara
    • Kazue SasakiNobuto MinowaShoji NishiyamaHiroyuki Kuzuhara
    • A61K31495
    • C07J63/008C07J71/0005
    • A pharmaceutical composition for treating a hepatic disorder, comprising a triterpene derivative represented by the formula (I) or a pharmaceutically acceptable salt thereof is disclosed: wherein R1 represents a hydroxyl group, alkoxy, alkylcarbonyloxy, or aralkyloxy; R2 represents alkyl, —CH2OR5, wherein R5 represents a hydrogen atom, alkyl, aralkyl, or alkylcarbonyl, formyl, —COOR6, wherein R6 represents a hydrogen atom or alkyl, or —CH2N(R7)R8; or R1 and R2 combine with each other to form —O—CR9(R10)—OCH2—, wherein R9 and R10, which may be the same or different, represent a hydrogen atom, alkyl, or aryl; R3 and R4, which may be the same or different, represent a hydrogen atom, a hydroxyl group, alkyl, hydroxyalkyl, formyl, —COOR11, wherein R11 represents a hydrogen atom or alkyl, or —OR12, wherein R12 represents alkyl, aralkyl, C1-6 alkylcarbonyl, arylcarbonyl, alkenyl, alkenylcarbonyl, or arylalkenylcarbonyl which may be optionally substituted; or R3 and R4 combine with each other to form a methylene group; and — — — represents a single or double bond, provided that, when — — — represents a double bond, R4 is absent.
    • 公开了一种治疗肝病的药物组合物,其包含由式(I)表示的三萜衍生物或其药学上可接受的盐:其中R1表示羟基,烷氧基,烷基羰氧基或芳烷氧基; R 2表示烷基,-CH 2 OR 5,其中R 5表示氢原子,烷基,芳烷基或烷基羰基,甲酰基,-COOR 6,其中R 6表示氢原子或烷基或-CH 2 N(R 7)R 8; 或R 1和R 2彼此结合形成-O-CR 9(R 10)-OCH 2 - ,其中R 9和R 10可以相同或不同,表示氢原子,烷基或芳基; R 3和R 4可以相同或不同,表示氢原子,羟基,烷基,羟基烷基,甲酰基,-COOR11,其中R11表示氢原子或烷基或-OR12,其中R12表示烷基,芳烷基, 可以任意取代的C 1-6烷基羰基,芳基羰基,烯基,烯基羰基或芳基烯基羰基; 或R 3和R 4彼此结合形成亚甲基; 和 - - 表示单键或双键,条件是当 - - 表示双键时,R4不存在。
    • 7. 发明授权
    • Triterpene derivatives and remedies for liver diseases
    • 三萜衍生物和肝病的补救措施
    • US06593364B2
    • 2003-07-15
    • US09921983
    • 2001-08-06
    • Kazue SasakiNobuto MinowaShoji NishiyamaHiroyuki Kuzuhara
    • Kazue SasakiNobuto MinowaShoji NishiyamaHiroyuki Kuzuhara
    • A61K31215
    • C07J63/008C07J63/00Y10S514/893Y10S514/894
    • A triterpene derivative useful for the treatment of hepatic disorders is disclosed. This compound comprises as an active ingredient a triterpene derivative represented by the following formula (I) or a salt thereof: wherein R1 represents a hydroxyl group, arylmethyloxy, lower alkoxy, or lower alkanoyloxy, R2 represents lower alkyl, lower alkenyl, —CH2OR5, formyl, —COOR6, or —CH2N(R7)R8, or R1 and R2 may combine with each other to form —O—C(R9)R10—O—CH2—, R3 and R4, which may be the same or different represent a hydrogen atom, a hydroxyl group, lower alkyl, lower alkenyl, aryl, hydroxymethyl, —N(R11)R12, formyl, —COOR6, or —OR13, or R3 and R4 may combine with each other to form oxo, hydroxyimino, or alkylidene and X represents O, CH2, or NH.
    • 公开了用于治疗肝脏疾病的三萜衍生物。 该化合物包含作为活性成分的下式(I)表示的三萜衍生物或其盐:其中R1表示羟基,芳基甲氧基,低级烷氧基或低级烷酰氧基,R2表示低级烷基,低级烯基,-CH2OR5, 甲酰基,-COOR 6或-CH 2 N(R 7)R 8,或R 1和R 2可以彼此结合形成-OC(R 9)R 10 -O-CH 2 - ,R 3和R 4,其可以相同或不同,表示氢 原子,羟基,低级烷基,低级烯基,芳基,羟甲基,-N(R 11)R 12,甲酰基,-COOR 6或-OR 13或R 3和R 4可以彼此结合形成氧代,羟基亚氨基或亚烷基, X表示O,CH 2或NH。