Mordant Brown 69
- CAS NO.：5850-08-8
- Empirical Formula: C18H16N7NaO6S
- Molecular Weight: 481.42
What is Mordant Brown 69?
Preparation
2-Amino-4-nitrophenol and 4-Aminobenzenesulfonic acid respectively diazotization, in turn, and Benzene-1,3-diamine coupling.
Properties and Applications
dark red light brown. Soluble in water for yellow brown. In concentrated sulfuric acid for yellow brown, dilution after yellow brown. Dye aqueous solution to join concentrated hydrochloric acid have yellow brown precipitation; Join concentrated sodium hydroxide solution for yellow brown solution.
| Standard | Ironing Fastness | Light Fastness | Fulling | Persperation Fastness | Soaping | Water | |
| Alkali | Acid | ||||||
| ISO | 4-5 | 5 | 3-4 | 5 | 4-5 | 5 | |
Safety information for Mordant Brown 69
Abamectin manufacturer
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