5382-16-1
4-羟基哌啶
+
79099-07-3
N-叔丁氧羰基-4-哌啶酮
→
~40%
367500-88-7
4-(4-羟基哌啶-1-基)哌啶-1-羧酸叔丁酯
864291-95-2
4-氟-1,4-二哌啶双盐酸盐