申请人:Burroughs Wellcome Co.
公开号:US03987088A1
公开(公告)日:1976-10-19
Certain fluorenone and anthraquinone compounds, each of which is 2-substituted by a carboxyl group or a salt, ester or optionally substituted amide thereof and each of which is optionally substituted in the 5,6-,7-or 8-position, by a second carboxyl group, salt, ester or optionally substituted amide thereof, the substitutent in the 5,6-7- or 8-position of the fluorenone compounds, also being selected from cyano, halogen, nitro, alkyl, alkoxy and acyl, are useful for the relief or prophylaxis of allergic conditions.
某些氟酮和蒽醌化合物,每个化合物都通过一个羧基或盐、酯或可选择的取代酰胺2-取代,并且每个化合物在5、6、7或8位置可选择地通过第二个羧基,盐、酯或可选择的取代酰胺进行取代,氟酮化合物的5、6、7或8位置的取代基还可以选择自氰基、卤素、硝基、烷基、烷氧基和酰基,对于缓解或预防过敏症状是有用的。