6089-09-4
炔丙基脲
+
38330-80-2
丙二酸单甲酯钾盐
→
~80%
100330-50-5
methyl 3-oxohept-6-ynoate
105-45-3
乙酰乙酸甲酯
106-96-7
3-溴丙炔