1379079-64-7
benzyl 3-(trifluoromethylsulfonyloxy)azetidine-1-carboxylate
→
~89%
939759-26-9
3-碘氮杂丁烷-1-羧酸苄酯
128117-22-6
1-苄氧羰基-3-羟基氮杂环丁烷
~56%
501-53-1
氯甲酸苄酯