Aminoethylphenoxyacetic acid derivatives and drugs for pain remission and calculi removal promotion in urinary lithiasis
申请人:Kissei Pharmaceutical Co., Ltd.
公开号:US06399660B1
公开(公告)日:2002-06-04
Novel aminoethylphenoxyacetic acid derivatives represented by the general formula:
(wherein R1 represents a hydrogen atom, a lower alkyl group or an aralkyl group; R2 represents a hydrogen atom or a halogen atom; the carbon atom marked with (R) represents a carbon atom in (R) configuration; and the carbon atom marked with (S) represents a carbon atom in (S) configuration) and pharmaceutically acceptable salts thereof, which have stimulating effects on both &bgr;2- and &bgr;3-adrenoceptors and are useful as agents for relieving pain and promoting the removal of calculi in urolithiasis.
由一般公式代表的新型氨基乙基苯氧乙酸衍生物:(其中R1代表氢原子、较低的烷基或芳基烷基;R2代表氢原子或卤素原子;标有(R)的碳原子代表(R)构型中的碳原子;标有(S)的碳原子代表(S)构型中的碳原子)及其药学上可接受的盐,具有对β2-和β3-肾上腺素受体均具有刺激作用,并可用作缓解疼痛和促进泌尿结石中结石的清除的药物。