616-45-5
2-吡咯烷酮
+
67-56-1
甲醇
→
~73%
63853-74-7
5-METHOXY-2-PYRROLIDINONE
33744-04-6
1-chloropyrrolidin-2-one
~65%
62312-55-4
5-HYDROXY-2-PYRROLIDINONE
~60%
123-56-8
丁二酰亚胺
~42%
39662-63-0
5-乙氧基-2-吡咯烷酮
149-87-1
DL-焦谷氨酸