5205-39-0
戊二酸单乙酯酰氯
+
1007476-32-5
sodium acetyl acetic acid ethyl ester
→
61983-62-8
diethyl 2-acetyl-3-oxoheptanedioate
40420-22-2
3-氧庚二酸二乙酯
61983-61-7
diethyl 2-[2-(4-methylphenyl)ethyl]-3-oxoheptanedioate