申请人:K.K. Ueno Seiyaku Oyo Kenkyujo
公开号:US05221799A1
公开(公告)日:1993-06-22
A compound of the formula: ##STR1## wherein L and M are hydrogen atom, hydroxy, lower alkyl, hydroxy(lower)alkyl or oxo, provided that at least one of L and M is not hydrogen atom and that the five-membered ring may have one or two double bonds, X.sub.1 and X.sub.2 are hydrogen atom, halogen atom or lower alkyl, Y is --CH.sub.2 --CH.sub.2 --, --CH.dbd.CH--, --C.tbd.C-- or --CO--CH.sub.2 --, Z is --CH.sub.2 --CH.sub.2 --CH.sub.2 --, --CH.dbd.CH--CH.sub.2 or --CH.sub.2 --CH.dbd.CH--, R is hydrogen atom, lower alkyl, lower cycloalkyl, monocyclic aryl, monocyclic aryl(lower)alkyl or monocyclic aroyl(lower)alkyl, R.sub.2 is single bond or lower alkylene, R.sub.3 is lower alkyl which is unsubstituted or substituted with halogen, lower cycloalkyl which is unsubstituted or substituted with lower alkyl, monocyclic aryl which is unsubstituted or substituted with halogen or halo(lower)alkyl, or monocyclic aryloxy which is unsubstituted or substituted with halogen or halo(lower)alkyl, or a pharmaceutically acceptable salt when R.sub.1 is hydrogen atom.
一种
化学式为:##STR1##的化合物,其中L和M分别为氢原子、羟基、低碳基、羟基(低碳基)或氧代基,前提是L和M中至少有一个不是氢原子,并且五元环可能具有一个或两个双键,X.sub.1和X.sub.2分别为氢原子、卤原子或低碳基,Y为--CH.sub.2 --CH.sub.2 --、--CH.dbd.CH--、--C.tbd.C--或--CO--CH.sub.2 --,Z为--CH.sub.2 --CH.sub.2 --CH.sub.2 --、--CH.dbd.CH--CH.sub.2或--CH.sub.2 --CH.dbd.CH--,R为氢原子、低碳基、低环烷基、单环芳基、单环芳基(低碳基)或单环芳酰(低碳基)基,R.sub.2为单键或低碳基烯烃,R.sub.3为未取代或取代的低碳基、未取代或取代的低环烷基、未取代或取代的单环芳基、未取代或取代的卤原子或卤代(低碳基)基的单环芳氧基,或当R.sub.1为氢原子时为药用可接受的盐。