2555-37-5
3-乙酰基4-羟基香豆素
→
~80%
21315-28-6
3-ethyl-4-oxochromen-2-olate
1821-16-5
4-hydroxy-3-[1-(4-hydroxy-2-oxochromen-3-yl)ethyl]chromen-2-one
~78%