Pyrrolidine derivatives which have the formula ##SPC1## Wherein R and R.sub.1 each is hydrogen, --(CH.sub.2).sub.6 COOH, --(CH.sub.2).sub.6 COO-- lower alkyl, or --(CH.sub.2).sub.6 COO benzyl and R.sub.2 is hydrogen, --CO--O--(CH.sub.2).sub.5 CH.sub.3, --CO--NH--(CH.sub.2).sub.5 CH.sub.3 --(CH.sub.2).sub.7 CH.sub.3 or --CH=CH--CH(OH)--(CH.sub.2).sub.4 --CH.sub.3, at least one of R and R.sub.1 is hydrogen and R.sub.1 and R.sub.2 are not both hydrogen, are new compounds which are useful as inhibitors of prostaglandin dehydrogenase and as potentiators of prostaglandin activity.
                            具有以下式子的
吡咯烷衍
生物 ##
SPC1## 其中R和R.sub.1分别是氢,--(CH.sub.2).sub.6 COOH,--(CH.sub.2).sub.6 COO-较低烷基,或--(CH.sub.2).sub.6 COO苄基,R.sub.2是氢,--CO--O--(CH.sub.2).sub.5 CH.sub.3,--CO--NH--(CH.sub.2).sub.5 CH.sub.3--(CH.sub.2).sub.7 CH.sub.3或--CH=CH--CH(OH)--(CH.sub.2).sub.4--CH.sub.3,其中至少一个是氢,且R.sub.1和R.sub.2不同时为氢。这些新化合物可用作
前列腺素脱氢酶
抑制剂和
前列腺素活性增强剂。