6223-83-2
9-芴酮-4-甲酸
→
~95%
6954-55-8
芴-4-羧酸
7071-85-4
9-hydroxy-9H-fluorene-4-carboxylic acid
+
7553-56-2
碘
64-19-7
乙酸
863305-32-2
biphenyl-2,2'-dicarboxylic acid