886448-02-8
tert-butyl 4-(1-ethoxy-1-oxopropan-2-yl)-1,4-diazepane-1-carboxylate
→
~44%
824414-06-4
2-(哌嗪-1-基)丙酸乙酯
535-11-5
2-溴丙酸乙酯