5978-08-5
5-氯-2-戊酮
+
93-35-6
7-羟基香豆素
→
~73%
649559-19-3
7-[3-(2-methyl-1,3-dioxolan-2-yl)propoxy]chromen-2-one
5891-21-4
220164-34-1
3-(2-oxochromen-7-yl)oxypropanal
649559-20-6
7-(4-oxopentoxy)chromen-2-one