5530-11-0
11-hydroxybenzo[b]xanthen-12-one
+
108-24-7
乙酸酐
→
89140-96-5
(12-oxobenzo[b]xanthen-11-yl) acetate
716-43-8
2-(2-甲氧基-2-氧代乙基)苯羧酸甲酯