7-Amino-4-hydroxynaphthalene-2-sulfonic acid and 2,4,6-Trichloro-1,3,5-triazine condensation, again with diazo have 2-Amino-5-methoxybenzenesulfonic acid coupling, and then 2-(2-Hydroxyethylamino)ethanol processing.
Properties and Applications
colourful red yellow light. Used for cellulose fiber and polyester/cotton, polyester/stick blended a bath dyeing of, also can be used for paper color.