A process for producing cyclopentane derivatives of the formula ##SPC1## Wherein R is hydrogen or a C.sub.1 to C.sub.6 alkyl group, X is a carboxyl or a carboalkoxy group, and the like; Y and Z each is a hydroxyl group, and the like; and n is an integer of from 5 to 7. The derivatives are useful as medicines. The process of this invention comprises the steps shown in the following reaction scheme: ##SPC2## Wherein R, X, Y, Z and n are as defined above, and wherein R' is lower alkyl group.
一种生产
环戊烷衍
生物的方法,其
化学式为##
SPC1## 其中R为氢或C.sub.1至C.sub.6烷基,X为羧基或羧基烷氧基,Y和Z分别为羟基等,n为5至7的整数。这些衍
生物可用作药物。本发明的方法包括以下反应方案中所示的步骤:##
SPC2## 其中R,X,Y,Z和n如上所定义,R'为较低的烷基。