6272-39-5
2-(2,5-Dihydroxybenzoyl)benzoic acid
+
77-78-1
硫酸二甲酯
→
76526-29-9
2-(2,5-dimethoxybenzoyl)benzoic acid
123-31-9
1,4-苯二酚
85-44-9
苯酐
150-78-7
对苯二甲醚
81-64-1
1,4-二羟基蒽醌
6119-74-0
1,4-dimethoxyanthracene-9,10-dione