N-phenylarylsulfonamide compound, pharmaceutical composition comprising the compound as active ingredient, synthetic intermediate for the compound and process for its preparation
申请人:Naganawa Atsushi
公开号:US20060030713A1
公开(公告)日:2006-02-09
An N-phenylarylsulfonylamide compound of formula (I)
(R
1
is COOH etc.; R
2
is hydrogen, methyl, etc.; R
3
and R
4
are a combination of methyl and methyl, etc.; R
5
is isopropyl etc.; Ar is thiazolyl, pyridyl, 5-methyl-2-furyl each optionally substituted with methyl; n is zero or 1), a synthetic intermediate for the compound and a process for its preparation. The compound of formula (I) binds to a prostaglandin E
2
receptor, especially an EP
1
subtype receptor, and antagonizes it. It is less affected by protein binding, so it has a satisfactory in vivo activity. Therefore, it is considered to be useful as an analgesic, an antipyretic agent, an agent for the treatment of pollakiuria (frequent urination) and/or lower urinary tract disease syndrome or an antineoplastic agent.
公式(I)的N-苯基磺酰胺化合物(其中R1为COOH等;R2为氢,甲基等;R3和R4为甲基和甲基的组合等;R5为异丙基等;Ar为噻唑基,吡啶基,5-甲基-2-呋喃基,每个都可以选择性地用甲基取代;n为零或1),用于该化合物的合成中间体以及其制备方法。公式(I)的化合物结合到前列腺素E2受体,特别是EP1亚型受体,并对其产生拮抗作用。它受蛋白结合的影响较小,因此具有令人满意的体内活性。因此,它被认为是一种有用的镇痛剂,退烧剂,治疗排尿频繁和/或下尿路疾病综合征或抗肿瘤剂的药物。