657396-97-9

4-(Boc-amino)-2-cyclopentenone tert-Butyl (4-oxocyclopent-2-en-1-yl)carbamate tert-butyl N-(4-oxocyclopent-2-en-1-yl)carbamate (4-oxocyclopent-2-enyl)-carbamic acid tert-butyl ester Carbamic acid, (4-oxo-2-cyclopenten-1-yl)-, 1,1-dimethylethyl ester (9CI)