A new cationic dye is synthesized by diazotization.It can dye acrylic fabrics by traditional dyeing procedure with an exhaustion of 70%,but the lightfastness is weak.

• 通过重氮化偶合法合成了1个新的季铵盐型单偶氮弱酸性染料,可按照传统的染色法上染羊毛纤维,上染率达到70%25,但染色牢度较低。