申请人:Sankyo Company, Limited
公开号:US05321037A1
公开(公告)日:1994-06-14
Compounds of formula (I): ##STR1## [in which: either (a) the dotted line ( ) is a single bond; A=is oxygen; and B is a group of formula (II): ##STR2## (in which m is 0 and n is 0 or 1) or (b) the dotted line ( ) is a double bond; A=is said group of formula (II) in which m is 1 and n is 0 or 1; and B is absent; and R.sup.1 is hydrogen, halogen, alkyl, alkenyl, alkynyl, optionally substituted benzyl or optionally substituted phenyl; R.sup.2 is hydrogen, halogen, alkyl, optionally substituted phenyl or heterocyclic; or R.sup.1 and R.sup.2, together with the carbon atoms to which they are attached, are a hydrocarbon ring fused to the isoxazole ring; R.sup.3 and R.sup.4 are each hydrogen, alkyl, optionally substituted benzyl or optionally substituted phenyl; or R.sup.3, R.sup.4 and the nitrogen atom to which they are attached together represent an alicyclic amino group]; and salts thereof may be used for the treatment of cerebral circulatory problems and for use as centrally acting muscle relaxants.
式(I)的化合物:[其中:(a)虚线( )为单键;A为氧;B为式(II)的基团:(其中m为0,n为0或1);或者(b)虚线( )为双键;A为式(II)中m为1,n为0或1的基团;B不存在;R.sup.1为氢、卤素、烷基、烯基、炔基、可选择取代的苄基或可选择取代的苯基;R.sup.2为氢、卤素、烷基、可选择取代的苯基或杂环基;或者R.sup.1和R.sup.2连同它们连接的碳原子一起,形成与异噁唑环融合的碳氢环;R.sup.3和R.sup.4分别为氢、烷基、可选择取代的苄基或可选择取代的苯基;或者R.sup.3、R.sup.4和它们连接的氮原子一起代表脂环氨基];以及其盐可用于治疗脑循环问题和用作中枢作用肌肉松弛剂。