申请人:Takeda Chemical Industries, Ltd.
公开号:US04148897A1
公开(公告)日:1979-04-10
Novel 1,2-dihydronaphthalene derivatives of the formula ##STR1## wherein R.sup.1 and R.sup.2, independently of each other, are hydrogen, nitro, amino, halogen, or hydroxyl which may be protected, and R.sup.3 is a piperazinyl or morpholino group which may be substituted by lower alkyl, aralkyl, carboxylic acid-derived acyl, lower alkoxycarbonyl-lower alkyl or cycloaminocarbonyl-lower alkyl, and its salts have excellent pharmacological activities such as vasodilator and cerebral blood flow increasing activities.
化合物的名称为1,2-二氢萘衍生物,化学式为 ##STR1## 其中R.sup.1和R.sup.2分别独立地为氢、硝基、氨基、卤素或羟基,可被保护,而R.sup.3为哌嗪基或吗啡基,可被较低的烷基、芳基烷基、羧酸衍生酰基、较低的烷氧羰基-较低的烷基或环氨基羰基-较低的烷基取代,并且它的盐具有优异的药理活性,如血管扩张剂和增加脑血流的活性。