108-24-7
乙酸酐
+
139-85-5
3,4-二羟基苯甲醛
→
~85%
65298-99-9
(5-formyl-2-hydroxyphenyl) acetate
67727-64-4
3,4-二乙酰氧基苯甲醛
~83%
~74%
75-36-5
乙酰氯
65299-01-6
2-苄氧基-5-甲酰基乙酸苯酯