90-33-5
4-甲基伞形酮
+
638-29-9
戊酰氯
→
6335-35-9
(4-methyl-2-oxochromen-7-yl) pentanoate
109-52-4
缬草酸
6324-54-5
7-hydroxy-4-methyl-8-pentanoylchromen-2-one
856352-56-2
7-hydroxy-4-methyl-6-valeryl-coumarin