Acid Yellow 49 | 12239-15-5
International Equivalents:
|
Acid Yellow GR |
C.I. Acid Yellow 49 |
|
Acid yellow 49 (C.I. 18640) |
Reaxys ID: 6013923 |
|
5-Dichloro-4-[(5-amino-3-methyl-1-phenyl-1H-pyrazol-4-yl)azo]benzenesulfonic acid |
4-[(5-amino-3-methyl-1-phenyl-1H-pyrazol-4-yl)azo]-2,5-dichloro-Benzenesulfonic acid |
Product physical properties:
| Product Name |
Acid Yellow 49 |
|
| Specification |
Value |
|
| Appearance |
Yellow Powder |
|
| density |
1.62[at 20℃] |
|
| vapor pressure |
0Pa at 25℃ |
|
| pka |
-2.18±0.50(Predicted) |
|
| Water Solubility |
273.4μg/L at 25℃ |
|
| LogP |
1.702 at 25℃ |
|
| Test Method |
ISO |
|
| Alkali Resistance |
4 |
|
| Light |
5-6 |
|
| Persperation |
3 |
|
|
Soaping |
Fading |
2-3 |
| Standing |
3 |
|
Application:
Acid yellow 49 is used in dyeing wool, silk, nylon and wool blended fabrics.
Package: 25 kgs/bag or as you request.
Storage: Store at a ventilated, dry place.
Execution Standards: International Standard.


