Acid Yellow 199
- CAS NO.：70865-20-2
- Empirical Formula: C19H16N4O6S.Na
- Molecular Weight: 451.41
- MDL number: MFCD00800405
- EINECS: 274-950-1
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-28 01:39:26
What is Acid Yellow 199?
Preparation
4-(4-Aminophenylamino)-3-nitrobenzenesulfonic acid diazo, and m-Cresol coupling.
Flammability and Explosibility
Not classified
Properties and Applications
bright orange. Orange powder, soluble in water. Used for the dyeing nylon, to other fiber with color, for wool dyeing serious.
| Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
| Fading | Stain | Fading | Stain | Fading | Stain | |||
| ISO | 6-7 | 4-5 | 5 | 4-5 | ||||
Properties of Acid Yellow 199
| Water Solubility | 900mg/L at 20℃ |
| EPA Substance Registry System | Benzenesulfonic acid, 4-[[4-[(4-hydroxy-2-methylphenyl)azo]phenyl]amino]-3-nitro-, monosodium salt (70865-20-2) |
Safety information for Acid Yellow 199
Computed Descriptors for Acid Yellow 199
Acid Yellow 199 manufacturer
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