18368-64-4
2-氯-5-甲基吡啶
+
57260-71-6
1-Boc-哌嗪
→
~98%
907208-89-3
tert-butyl 4-(5-methylpyridin-2-yl)piperazine-1-carboxylate
72093-07-3
5-氯-3-甲基吡啶
~96%