6633-40-5
7-nitro-9H-fluoren-2-ol
+
108-24-7
乙酸酐
→
19383-83-6
(7-nitro-9H-fluoren-2-yl) acetate
86-73-7
芴
781-73-7
2-乙酰芴
2443-56-3
9H-fluoren-2-yl acetate