A sulfonamide compound of the formula (I):
R1-SO2NHCO-A-X-R2 (I)
wherein R1 is alkyl, alkenyl, alkynyl and the like; A is an optionally substituted heteropolycyclic group except benzimidazolyl, indolyl, 4,7-dihydrobenzimidazolyl and 2,3-dihydrobenzoxazinyl; X is alkylene, oxa, oxa(lower)alkylene and the like; and R2 is optionally substituted aryl, substituted biphenylyl and the like, a salt thereof and a pharmaceutical composition comprising the same. The sulfonamide compound is effective for the diseases treatable based on their blood sugar level-depressing activity, cGMP-PDE (especially PDE-V)-inhibiting activity, smooth muscle relaxing activity, bronchodilating activity, vasodilating activity, smooth muscle cell suppressing activity, and antiallergic activity.
式 (I) 的磺
酰胺化合物:
R1-SO2NHCO-A-X-R2 (I)
其中 R1 是烷基、
烯基、炔基等;A 是任选取代的杂环基团,但
苯并咪唑基、
吲哚基、4,7-二
氢苯并咪唑基和 2,3-二
氢苯并恶嗪基除外;X 是亚烷基、
氧杂烷基、
氧杂(低级)亚烷基等;R2 是任选取代的芳基、取代的
联苯基等。磺
酰胺化合物根据其血糖
水平抑制活性、cGMP-PDE(特别是 PDE-V)抑制活性、平滑肌松弛活性、支气管扩张活性、血管扩张活性、平滑肌细胞抑制活性和抗过敏活性对可治疗的疾病有效。