71546-51-5
4-羟基-4-[2-(羟基甲基)苯基]-1-哌啶羧酸乙酯
→
~99%
42191-83-3
乙基螺环
29976-53-2
N-乙氧羰基-4-哌啶酮
18982-54-2
2-溴苄醇
38309-60-3
3H-螺[2-苯并呋喃-1,4'-哌啶]