100316-04-9
2-acetyl-3-ethyl-succinic acid diethyl ester
→
~78%
56369-71-2
2-ethyl-4-oxopentanoic acid
3196-15-4
2-溴丁酸甲酯
+
141-97-9
乙酰乙酸乙酯
69567-06-2
2-(N-methylanilino)prop-2-enenitrile
107-92-6
丁酸
74-88-4
甲基碘