117-99-7
2-羟基二苯甲酮
+
108-24-7
乙酸酐
→
~95%
138711-39-4
(2-benzoylphenyl) acetate
75-36-5
乙酰氯
~83%
33104-08-4
2-methyl-3-phenyl-1-benzofuran