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.
某些芴酮和蒽醌化合物,每个化合物都被羧基或盐、酯或可选择性取代的酰胺基取代的2-位,每个化合物在5,6-、7-或8-位上可选择性地被第二个羧基,盐,酯或可选择性取代的酰胺基取代,芴酮化合物在5,6-、7-或8-位的取代基还可以选择自氰基,卤素,硝基,烷基,烷氧基和酰基中的一种或多种,这些化合物对于缓解或预防过敏症状是有用的。