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    • 1. 发明专利
    • ANTITHROMBOTIC AGENT
    • JPH07165573A
    • 1995-06-27
    • JP22385494
    • 1994-09-20
    • TANABE SEIYAKU CO
    • IWASAKI TAMEONISHITANI TAKASHIOTANI AKIOINAMASU MASANORI
    • A61K31/215A61P7/02A61P9/00A61P9/10C07C235/34
    • PURPOSE:To obtain an antithrombotic agent, containing a 3-butenoic acid derivative or its salt as an active ingredient, having excellent antithrombotic actions and useful for preventing and treating cardiac infarction, etc. CONSTITUTION:This antithrombotic agent contains a compound expressed by the formula (ring A is a tri-lower alkoxyphenyl; either of R and R is a lower alkoxy and the other is amino) or its salt as an active ingredient. The compound expressed by the formula has excellent promoting actions on the activity of plasminogen activators and inhibiting actions on the activity of plasminogen inhibitor-1 and is capable of manifesting excellent antithrombotic actions by either of the oral and parenteral administrations. Methyl (E)-2-[ (E)-3,4,5- trimethoxybenzyl idene]-3-carbamoyl-4-phenyl-3-butenoate is exemplified as the compound expressed by the formula. The daily dose thereof is 0.1-100mg/kg in the case of the oral administration and 0.01-10mg/kg in the case of the parenteral administration. The agent is useful for preventing and treating cardiac infarction, cerebral apoplexy, pulmonary embolism, deep venous thrombosis, peripheral arterial obstruction, angina pectoris, disseminated intravascular coagulation, venous occlusion, diabetic complications, etc.
    • 5. 发明专利
    • ANTITHROMBOTIC MEDICINE
    • JPH07149642A
    • 1995-06-13
    • JP22385394
    • 1994-09-20
    • TANABE SEIYAKU CO
    • IWASAKI TAMEONISHITANI TAKASHIOTANI AKIOINAMASU MASANORI
    • C07D207/02A61K31/40A61P7/02A61P9/00A61P9/10
    • PURPOSE:To obtain an antithrombotic medicine exhibiting excellent antithrombotic action and capable of using as a medicine for preventing and treating a vascular disease such as cardiac infarction and diabetic complication. CONSTITUTION:This antithrombotic medicine contains a 2,5-pyrrolidine-dione derivative of the formula (ring A is a tri-lower-alkoxyphenyl) or its pharmacologically permissible salt, preferably 3-[(E)-benzylidene]-4-[(E)-3,4,5- trimethoxy-benzylidene]-2,5-pyrrolidinedione as an active ingredient. The compound has excellent PA activity-promoting action and PAI-1 activity-inhibiting action and exhibits excellent antithrombotic action in either of oral administration and parental administration unlike a conventional well-known enzyme preparation. The dose of the compound is preferably 0.5-50mg/kg.day in oral administration and preferably 0.05-5mg/kg.day in parental administration. The antithrombotic medicine can be used also as a medicine for preventing re- obstruction after percutaneous coronary artery forming operation or after thrombolytic therapy or a medicine for preventing and treating arteriosclerosis.
    • 7. 发明专利
    • 5-fluorouracil derivative and its preparation
    • 5-氟尿嘧啶衍生物及其制备
    • JPS58216169A
    • 1983-12-15
    • JP10097182
    • 1982-06-11
    • Tanabe Seiyaku Co Ltd
    • INOUE KAZUMIIWASAKI TAMEONISHITANI TAKASHIKONDOU KAZUHIKOARAI YOSHIHISA
    • C07D239/553A61K31/505A61P35/00C07D239/54
    • NEW MATERIAL:5-Fluorouracil derivative of formula I (R
      1 is H, 1W15C alkyl, lower alkyl substituted with lower alkoxy; R
      2 is formyl, lower alkanoyl, halogen-substituted lower alkanoyl; R
      3 is lower alkyl, lower alkyl substituted with phenyl-lower-alkoxy; R
      4 is lower alkyl, lower alkyl substituted with phenyl- lower-alkoxy) or its salt.
      EXAMPLE: N-Acetyl-N-methyl-2-(5-fluorouracil-1-yl)glycine ethyl ester.
      USE: Since it has antitumor activity, it is used as a medicine.
      PREPARATION: The reaction between 2,4-bis(trimethylsilyl)-5-fluorouracil and a compound of formula II (R
      5 is H, 1W5C alkyl; R
      6 is formyl; R
      7 is lower alkyl; R
      8 is lower alkyl; Z is lower alkanoyloxy) in the presence of a Lewis acid gives the compound of formula I .
      COPYRIGHT: (C)1983,JPO&Japio
    • 新材料:式I的5-氟尿嘧啶衍生物(R 1是H,1-15C烷基,被低级烷氧基取代的低级烷基; R 2是甲酰基,低级烷酰基,卤素取代的低级烷酰基; R 3, 是低级烷基,被苯基 - 低级烷氧基取代的低级烷基; R 4是低级烷基,被苯基 - 低级烷氧基取代的低级烷基)或其盐。 实施例:N-乙酰基-N-甲基-2-(5-氟尿嘧啶-1-基)甘氨酸乙酯。 用途:由于具有抗肿瘤活性,用作药物。 制备:2,4-双(三甲基甲硅烷基)-5-氟尿嘧啶与式II化合物(R 5)之间的反应是H,1-5C烷基; R 6是甲酰基; R 7是低级烷基 ; R 8为低级烷基; Z为低级烷酰氧基),在路易斯酸存在下,得到式I化合物。