申请人:JAPAN ENERGY CORPORATION
公开号:EP0700908A1
公开(公告)日:1996-03-13
The present invention relates to pyrimidine derivatives of the formula (I):
wherein
R₁ is H, alkyl or aralkyl;
Ar is 1-naphthyl, or a substituted or unsubstituted phenyl group;
R₄ is a substituted phenyl, a substituted styryl, 1-methylcyclohexyl, 4-methylcyclohexyl, 4-oxo-4H-pyran-2-yl or 2-oxo-2H-pyran-5-yl group;
R₅ and R₆ are each independently H or alkyl;
R₃ is H, and R₇ and R₈ are combined together to be oxo, or else R₃ and R₇ are combined together to be another direct bond, and R₅ and R₈ ar combined together to be a direct bond, or pharmaceutically acceptable salts thereof; and the use of such compounds in the treatment of an allergic disease.
本发明涉及式(I)的嘧啶衍生物:
其中
R₁ 是 H、烷基或芳烷基;
Ar 是 1-萘基或取代或未取代的苯基;
R₄ 是取代的苯基、取代的苯乙烯基、1-甲基环己基、4-甲基环己基、4-氧代-4H-吡喃-2-基或 2-氧代-2H-吡喃-5-基;
R₅ 和 R₆ 各自独立地为 H 或烷基;
R₃为H,且R₇和R₈结合在一起为氧代,或者R₃和R₇结合在一起为另一个直接键,且R₅和R₈结合在一起为一个直接键,或其药学上可接受的盐;以及此类化合物在治疗过敏性疾病中的用途。