141-97-9
乙酰乙酸乙酯
+
120-80-9
邻苯二酚
→
~86%
50835-95-5
ethyl 2-(2-methyl-1,3-benzodioxol-2-yl)acetate
14369-81-4
2,3-丁二烯酸乙酯
~82%