81190-04-7
→
~69%
100117-84-8
methyl 4-(4-methoxyphenyl)-3-oxobutanoate
79-20-9
乙酸甲酯
+
4693-91-8
4-甲氧基苯乙酰氯
~57%
105-45-3
乙酰乙酸甲酯