Solvent Yellow 21
- CAS NO.：5601-29-6
- Empirical Formula: C34H24CrN8O6.H
- Molecular Weight: 693.61
- MDL number: MFCD31562541
- EINECS: 227-022-5
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-08-28 09:47:36
What is Solvent Yellow 21?
Preparation
3-Amino-4-hydroxybenzenesulfonic acid?diazo, and 3-Oxo-N-phenylbutanamide coupling, and then and chlorinated cobalt complexation and filtering.
Flammability and Explosibility
Non flammable
Properties and Applications
the original dyes as deep yellow powder. Slightly soluble in water, soluble in ethylene glycol ether and DMF and organic solvent such as ethanol, soluble in organic solvent for tan after solution is finished product. Mainly used for pigskin, such as cow leather, goat natural leather finishing the spray or curtains, especially suitable for aniline leather spraying shading.
| Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
| Fading | Stain | Fading | Stain | Fading | Stain | |||
| ISO | ||||||||
| AATCC | ||||||||
Properties of Solvent Yellow 21
| Density | 1.445[at 20℃] |
| vapor pressure | 0Pa at 25℃ |
| Water Solubility | 170.1mg/L at 20℃ |
| EPA Substance Registry System | Chromate(1-), bis[2-[[4,5-dihydro-3-methyl-5-(oxo-.kappa.O)-1-phenyl-1H-pyrazol-4-yl]azo-.kappa.N1]benzoato(2-)-.kappa.O]-, hydrogen (5601-29-6) |
Safety information for Solvent Yellow 21
Computed Descriptors for Solvent Yellow 21
Solvent Yellow 21 manufacturer
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