112218-02-7
(E)-2-(3-oxobut-1-en-1-yl)phenyl 2-iodoacetate
→
~80%
112217-95-5
4-(2-oxopropyl)-3,4-dihydrochromen-2-one
3949-36-8
3-乙酰基香豆素
+
108-24-7
乙酸酐
~23%
91-64-5
香豆素