DISPERSE RED 17
Synonym(s):3-Methyl-4-(4′-nitrophenylazo)-N,N-bis(2-hydroxyethyl)aniline
- CAS NO.：3179-89-3
- Empirical Formula: C17H20N4O4
- Molecular Weight: 344.37
- MDL number: MFCD00071927
- EINECS: 221-665-5
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 11:21:45
What is DISPERSE RED 17?
Chemical properties
Deep violet powder
The Uses of DISPERSE RED 17
Disperse orange 3 is used as a dye in acetate, silk, wool, and cotton; stocking dye.
Preparation
DISPERSE RED 17 is prepared from 4-Nitrobenzenamine diazo, and N,N-bis(2-hydroxyethyl)-3-methylbenzenamine coupling between armour.
Definition
ChEBI: Disperse red 17 is a member of azobenzenes.
Properties and Applications
Red. Soluble in ethanol and acetone. In the thick of sulfur to orange for colourful after diluted pink; In 10% of sodium hydroxide solution without change; In 10% of sulfuric acid for pink: used for vinegar fiber, three vinegar, polyamide, polyester fiber, acrylic dyeing and printing, also can be used for sheep and plastic color. Levelness and promote good rate.
| Standard | Ironing Fastness | Light Fastness | Persperation Fastness | Washing Fastness | |||
| Fading | Stain | Fading | Stain | Fading | Stain | ||
| ISO | 4-5 | 4 | 4 | 5 | 5 | 4-5 | 5 |
Properties of DISPERSE RED 17
| Melting point: | 160°C |
| Boiling point: | 479.47°C (rough estimate) |
| Density | 1.1561 (rough estimate) |
| refractive index | 1.6500 (estimate) |
| Colour Index | 11210 |
| pka | 14.26±0.10(Predicted) |
| form | neat |
| Water Solubility | 619.9ug/L(25 ºC) |
| EPA Substance Registry System | C.I. Disperse Red 17 (3179-89-3) |
Safety information for DISPERSE RED 17
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H302:Acute toxicity,oral |
Computed Descriptors for DISPERSE RED 17
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