| Molecular Formula | C16H16N5O3S.ZnCl3 |
| Physical and Chemical Properties | Dark yellow uniform powder. Soluble in water and yellow. Dyeing at high temperature (120 ℃) with unchanged color. The color changes slightly when encountering copper and iron ions, but does not change when encountering chromium ions. Sun fastness level 7. Compatibility value K = 2. |
| Use | cationic yellow X-2RL is mainly used for dyeing acrylic bulk fiber, acrylic strip and acrylic wool, with rich color. It is also suitable for dyeing wool nitrile, sticky nitrile blended fabrics and acid-modified fibers, with little staining of wool and glue. mainly used for direct printing of acrylic fabric |
| production method | with 2-amino-6-methoxybenzothiazole and p-nitroaniline as the main raw materials, the diazonium salt of p-nitroaniline was obtained by diazotization of p-nitroaniline, and then 2-amino-6-methoxybenzothiazole was methylated with (CH3)2SO4, methylation, salt, filtered and dried to obtain the finished product... |