申请人:RORER PHARMACEUTICAL CORPORATION
公开号:EP0123151A1
公开(公告)日:1984-10-31
New benzobisoxazinetetrones having anti-allergic activity are described. These benzobisoxazinetetrones are represented by the following formula:
and pharmaceutically acceptable salts thereof, wherein:
X and Y are independently O, S, NH, N-alkyl or N-aryl;
R1 is H, lower alkyl, aryl, aralkyl, heterocyclic alkyl, alkoxyalkyl, aminoalkyl or carboxyalkyl;
R2 and R3 are independently H, OH, alkoxy, lower alkyl, aryl, aralkyl, halogen,triffuoromethyl, nitro, cyano, carboxyor sulfonamido useful in the treatment of allergies.
本文描述了具有抗过敏活性的新型苯并二异噁嗪四酮类化合物。这些苯并二异噁嗪四酮类化合物由下式表示:
及其药学上可接受的盐类,其中:
X 和 Y 独立地为 O、S、NH、N-烷基或 N-芳基;
R1 是 H、低级烷基、芳基、芳烷基、杂环烷基、烷氧基烷基、氨基烷基或羧基烷基;
R2 和 R3 独立地是 H、OH、烷氧基、低级烷基、芳基、芳烷基、卤素、三氟甲基、硝基、氰基、羧基或磺酰胺基,可用于治疗过敏症。