10488-69-4
DL-4-氯-3-羟基丁酸乙酯
→
~80%
22677-21-0
(R)-(+)-4-羟基-2-吡咯烷酮
135056-42-7
~51%
131653-48-0
2-Pyrrolidinone, 4-hydroxy-1-[(1S)-1-phenylethyl]-, (4R)-
208103-39-3