111956-95-7
(2R)-N-acetyl-2-(methoxycarbonyl)piperidine
→
~90%
38470-14-3
D-哌啶-2-甲酸盐酸盐
548490-77-3
(2Z)-methyl 2-acetylaminopenta-2,4-dienoate
548490-89-7
(2R)-methyl N-acetyl-5,6-didehydropipecolate