3757-06-0
2-oxochromene-3-carbonyl chloride
+
108-95-2
苯酚
→
~80%
53992-24-8
phenyl 2-oxochromene-3-carboxylate
531-81-7
香豆素-3-羧酸
1846-76-0
香豆素-3-羧酸乙酯
126814-18-4
N/A