616-45-5
2-吡咯烷酮
+
80-58-0
2-溴丁酸
→
~62%
103833-72-3
左乙拉西坦酸
67118-31-4
alpha-乙基-2-氧代-1-吡咯烷乙酸
873786-88-0
(αR,3S)-4,4-dimethyl-2-oxo-1-phenylpyrrolidin-3-yl 2-(2-oxopyrrolidin-1-yl)butyrate
169221-12-9
2-吡咯烷酮, 3-羟基-4,4-二甲基-1-苯基-, (3S)-