1-tert-Butyl 3-methyl 4-oxopiperidine-1,3-dicarboxylate
(2R,6S)-rel-tert-Butyl 2,6-diethyl-4-oxopiperidine-1-carboxylate
tert-Butyl 3-cyano-4-oxopiperidine-1-carboxylate
tert-Butyl 3-(2-(tert-butoxy)-2-oxoethyl)-4-oxopiperidine-1-carboxylate
Methyl 1-Boc-3-methyl-4-oxo-piperidine-3-carboxylate
tert-Butyl 3-(((tert-butyldimethylsilyl)oxy)methyl)-4-oxopiperidine-1-carboxylate
tert-Butyl 4-oxo-2-(trifluoromethyl)piperidine-1-carboxylate
tert-Butyl 3-hydroxy-4-oxopiperidine-1-carboxylate
tert-Butyl 3-bromo-4-oxopiperidine-1-carboxylate
1-tert-Butyl 3-ethyl 4-oxopiperidine-1,3-dicarboxylate
tert-Butyl 3-methoxy-4-oxopiperidine-1-carboxylate
1-N-Boc-2-Ethylpiperidin-4-one
(S)-1-tert-Butyl 2-ethyl 4-oxopiperidine-1,2-dicarboxylate
tert-Butyl 3-ethyl-4-oxopiperidine-1-carboxylate
tert-Butyl 4-oxo-3-propylpiperidine-1-carboxylate
tert-Butyl 3-acetoxy-4-oxopiperidine-1-carboxylate
