Benzenesulfonic acid, 4-hydroxy-3-[(2-hydroxy-5-methylphenyl)azo]-5-nitro-, monosodium salt
- CAS NO.：6408-98-6
- Empirical Formula: C13H10N3NaO7S
- Molecular Weight: 375.28917
- EINECS: 613-458-7
![Benzenesulfonic acid, 4-hydroxy-3-[(2-hydroxy-5-methylphenyl)azo]-5-nitro-, monosodium salt Structural](https://img.chemicalbook.in/CAS/20200119/GIF/6408-98-6.gif)
What is Benzenesulfonic acid, 4-hydroxy-3-[(2-hydroxy-5-methylphenyl)azo]-5-nitro-, monosodium salt?
Preparation
3-Amino-4-hydroxy-5-nitrobenzenesulfonic acid diazotization, and p-Cresol coupling.
Properties and Applications
dark brown. Soluble in water for yellow brown, right amount soluble in ethanol. In concentrated sulfuric acid for yellow brown, dilution for shallow orange. Dye aqueous solution to join concentrated hydrochloric acid for orange; Join concentrated sodium hydroxide solution for orange brown.
| Standard | Ironing Fastness | Light Fastness | Fulling | Persperation Fastness | Soaping | Water | |
| Alkali | Acid | ||||||
| ISO | 4 | 5-6 | 3-4 | 3 | 5 | 4 | |
| AATCC | 4 | 6 | 4 | 5 | 4 | ||
Safety information for Benzenesulfonic acid, 4-hydroxy-3-[(2-hydroxy-5-methylphenyl)azo]-5-nitro-, monosodium salt
New Products
ALUMINIUM IODIDE 100 GM BUFFER CAPSULE PH 7.0 - 10 CAP BUFFER SOLUTION PH 9.5 (BORATE) EZEE BLUE GEL STAINER BORAX CARMINE (GRENACHERS ALCOHOLIC) POTASSIUM IODATE - IODIDE SOLN 0.1 N Dabigatran Acyl-O3-D-Glucuronide Trifluoroacetic Acid Salt Isofolic Acid Dabigatran 2-O-acylglucuronide metabolite Dabigatran Acyl-?-D- glucuronide Trifluroacetic Acid Erythromycin EP Impurity A Desloratidine Related Compound ARelated products of tetrahydrofuran
![5-[(3-Carboxy-5-methyl-4-oxo-2,5-cyclohexadien-1-ylidene)(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)methyl]-2-hydroxy-3-methylbenzoic acid](https://img.chemicalbook.in/CAS/GIF/6411-50-3.gif)
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