16574-12-2
+
77-78-1
硫酸二甲酯
→
~10%
5630-38-6
5,6-dimethoxychromen-2-one
79326-05-9
6-Hydroxy-5-methoxycoumarin
91-64-5
香豆素
N/A
6093-68-1
6-羟基香豆素
102539-62-8
5-formyl-6-hydroxycoumarin