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.