申请人:Burroughs Wellcome Co.
公开号:US03939276A1
公开(公告)日:1976-02-17
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,每个化合物都在2-位被羧基或盐、酯或可选择地取代的酰胺基团取代,并且每个化合物在5,6-, 7-或8-位可选择地被第二个羧基、盐、酯或可选择地取代的酰胺基团取代,氟酮化合物的5,6-, 7-或8-位的取代基还可选择自氰基、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。