Disclosed are a 1-phenylpyrrolidone derivative having optical activity and represented by the formula (I) ##STR1## wherein R represents an optionally substituted optically active .alpha.-phenylethylamino group, a 1-phenylpyrrolidone derivative represented by the formula (I-a) ##STR2## and processes for preparing the 1-phenylpyrrolidone derivatives represented by the formulas (I) and (I-a), respectively.
本发明涉及一种具有光学活性的
1-苯基吡咯烷酮衍
生物,其
化学式为(I) ##STR1## 其中R表示可选取代的光学活性
α-苯乙胺基团,一种
化学式为(I-a) ##STR2## 的
1-苯基吡咯烷酮衍
生物,以及制备
化学式(I)和(I-a)所表示的
1-苯基吡咯烷酮衍
生物的方法。