305-62-4
2,4-二氨基丁酸
→
~95%
2483-65-0
3-氨基-吡咯-2-酮
49846-91-5
methyl 4,5-dihydro-1H-pyrazole-3-carboxylate
~86%
1003-51-6
3-氨基-1-羟基吡咯烷-2-酮
99780-97-9
3-Boc-氨基吡咯烷-2-酮