81088-96-2
benzyl 4-(2-chloroethyl)piperazine-1-carboxylate
→
~75%
104740-55-8
1-苄氧羰基-4-乙胺基哌啶
140-31-8
N-氨乙基哌嗪
+
501-53-1
氯甲酸苄酯
31166-44-6
苄基-1-哌嗪碳酸酯