Then four reactive dyes containing 2,4-dihydroxy benzophenone group were synthesized,and their structures were identified by MS.

• 然后以2,4-二羟基二苯甲酮为封闭基,对位酯为重氮组分合成了黄、橙、红和蓝色4只新结构的活性染料,并用质谱对其结构进行了表征。