142483-57-6
1-(2-乙氧基-2-氧代乙基)3-吡咯烷甲酸甲酯
→
~36%
21472-89-9
1-氮杂双环[2.2.1]庚烷-3-酮
121564-86-1
methyl 1-(2-methoxy-2-oxoethyl)-5-oxopyrrolidine-3-carboxylate
121564-87-2
methyl 1-(2-methoxy-2-oxoethyl)pyrrolidine-3-carboxylate