2107-77-9
7,8-二羟基-4-甲基香豆素
+
108-24-7
乙酸酐
→
~98%
68454-15-9
(8-acetyloxy-4-methyl-2-oxochromen-7-yl) acetate
75-36-5
乙酰氯
87-66-1
邻苯三酚