6148-64-7
丙二酸单乙酯钾盐
+
82102-37-2
9-Methylfluorene-9-carbonyl chloride
131818-17-2
N-丁氧羰基-4-溴丙氨酸
→
~92%
1017781-45-1
Ethyl 3-(4-((tert-butoxycarbonyl)amino)phenyl)-3-oxopropanoate