Carboxamide compounds as SRS-A antagonists, pharmaceutical compositions containing them, processes for the preparation, and intermediates useful therein
申请人:PFIZER INC.
公开号:EP0047119A1
公开(公告)日:1982-03-10
1.Carboxamide compounds of the formula
and their pharmaceutically-acceptable salts;
wherein R1 as hydrogen, alkyl having 1 to 4 carbon atoms or a group of the formula -CH2-CH2-NR3R4 wherein R3 and R4 are each alkyl having 1 to 3 carbon atoms;
R2 is alkyl having 8 to 15 carbon atoms or cyclo-alkyl having from 6 to 12 carbon atoms;
and Q is
or
wherein R5 and R6 are each hydrogen or methyl;
with the proviso that when Q is I
, the two groups attached to the
group have a trans relationship to each other, pharmaceutical compositions containing them, processes for their preparation, and intermediates useful therein. The compounds of the formula (I) are SRS-A antagonists useful in such disease states as allergic rhinitis, certain skin disorders, and allergic bronchial asthma.
1.式中的甲酰胺化合物
及其药学上可接受的盐类;
其中 R1 为氢、具有 1 至 4 个碳原子的烷基或式 -CH2-CH2-NR3R4 的基团,其中 R3 和 R4 各为具有 1 至 3 个碳原子的烷基;
R2 是具有 8 至 15 个碳原子的烷基或具有 6 至 12 个碳原子的环烷基;
Q 是
或
其中 R5 和 R6 分别为氢或甲基;
但当 Q 为 I
时,连接到该基团上的两个基团
式(I)化合物是 SRS-A 拮抗剂,可用于上述领域。式(I)化合物是 SRS-A 拮抗剂,可用于过敏性鼻炎、某些皮肤病和过敏性支气管哮喘等疾病。