909034-76-0
螺[异苯并二氢吡喃-1,4-哌啶]-1-羧酸叔丁酯
→
~65%
180160-97-8
螺[异苯并二氢吡喃-1,4’-哌啶]
173943-92-5
ethyl 4-hydroxy-4-[2-(2-hydroxyethyl)phenyl]piperidine-1-carboxylate
29976-53-2
N-乙氧羰基-4-哌啶酮
1074-16-4
2-溴苯乙醇
173944-51-9
ethyl 3,4-dihydrospiro(1H-2-benzopyran-1,4'-piperidine)-1'-carboxylate