申请人:Dainippon Pharmaceutical Co., Ltd.
公开号:US05817689A1
公开(公告)日:1998-10-06
An indole derivative of the formula: ##STR1## wherein R.sub.1 is lower alkoxy, lower alkoxycarbonyl-lower alkoxy, carboxy-lower alkoxy, lower alkoxycarbonyl, phenyl-lower alkoxy, lower alkyl being optionally substituted by hydroxy, di-lower alkylaminosulfonyl, etc., R.sub.2 is hydrogen, halogen, lower alkoxy, lower alkoxycarbonyl-lower alkoxy, carboxy-lower alkoxy, etc., R.sub.3 is hydrogen or lower alkyl, R.sub.4 is halogen or trifluoromethyl, R.sub.5 is lower alkyl, or a salt thereof, these compounds being potent .beta..sub.3 -adrenergic receptor-stimulating agent with excellent adrenoceptor selectivity, and being useful in the prophylaxis or treatment of obesity or diabetes mellitus.
一种吲哚衍生物的化学式为:##STR1##其中R.sub.1是较低的烷氧基,较低的烷氧羰基-较低的烷氧基,羧基-较低的烷氧基,较低的烷氧羰基,苯基-较低的烷氧基,较低的烷基,可选择地被羟基,二较低的烷基氨基磺酰基等取代,R.sub.2是氢,卤素,较低的烷氧基,较低的烷氧羰基-较低的烷氧基,羧基-较低的烷氧基等,R.sub.3是氢或较低的烷基,R.sub.4是卤素或三氟甲基,R.sub.5是较低的烷基,或其盐,这些化合物是有效的β3-肾上腺素能受体激动剂,具有出色的肾上腺素能受体选择性,并且在预防或治疗肥胖症或糖尿病中非常有用。