Antiemetic and migraine suppressing heterocyclic compounds and pharmaceutical compositions containing them
申请人:KYOWA HAKKO KOGYO CO., LTD
公开号:EP0458636A1
公开(公告)日:1991-11-27
Antiemetic and migraine suppressant compounds are disclosed being heterocyclic compounds of the
wherein R¹ represents hydrogen, C₁-C₆ alkyl or C₆ - C₁₀; R² represents hydrogen, hydroxyl or C₁ - C₆ alkyl; A represents CH or N; X represents -O- or -NH-; R³ represents hydrogen, hydroxyl or C₁-C₆ alkyl; R⁴ represents C₁-C₆ alkyl; and n represents 0 or 1, and their pharmaceutically acceptable salts.
所公开的止吐药和偏头痛抑制剂化合物属于以下杂环化合物
其中R¹代表氢、C₁-C₆烷基或C₆-C₁₀;R²代表氢、羟基或C₁-C₆烷基;A代表CH或N;X代表-O-或-NH-;R³ 代表氢、羟基或 C₁-C₆ 烷基;R⁴ 代表 C₁-C₆ 烷基;n 代表 0 或 1,以及它们的药学上可接受的盐类。