Acid Brown 119
- CAS NO.：69428-27-9
- Empirical Formula: C13H18
- Molecular Weight: 174.28
- Update Date: 2026-09-28 08:02:19
What is Acid Brown 119?
Preparation
3-Aminobenzenesulfonic acid diazo, and Benzene-1,4-diamine coupling ; 4-Nitrobenzenamine diazo, Coupled with resorcinol; And then the double nitriding 2,4-Diaminobenzenesulfonic acid respectively with the above two single accidentally coupled nitrogen compounds.
Properties and Applications
brown. Dark brown powder. Soluble in water for yellow light brown. Strong sulfuric acid in a yellow light brown, a yellow brown after diluted precipitation. Its water solution to join strong hydrochloric acid have yellow brown precipitation; Add thick sodium hydroxide solution for blue-ray red.
Safety information for Acid Brown 119
New Products
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