Benzenesulfonic acid, 4-hydroxy-3-[(2-hydroxy-5-methylphenyl)azo]-5-nitro-, monosodium salt
Benzenesulfonic acid, 4-hydroxy-3-[(2-hydroxy-5-methylphenyl)azo]-5-nitro-, monosodium salt Basic information
- Product Name:
- Benzenesulfonic acid, 4-hydroxy-3-[(2-hydroxy-5-methylphenyl)azo]-5-nitro-, monosodium salt
- Synonyms:
-
- Benzenesulfonic acid, 4-hydroxy-3-[(2-hydroxy-5-methylphenyl)azo]-5-nitro-, monosodium salt
- C.I.Mordant Brown 22:C.I.14235
- Mordant Brown 22
- CAS:
- 6408-98-6
- MF:
- C13H10N3NaO7S
- MW:
- 375.28917
- EINECS:
- 613-458-7
- Mol File:
- 6408-98-6.mol
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Benzenesulfonic acid, 4-hydroxy-3-[(2-hydroxy-5-methylphenyl)azo]-5-nitro-, monosodium salt Usage And Synthesis
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 | ||
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Benzenesulfonic acid, 4-hydroxy-3-[(2-hydroxy-5-methylphenyl)azo]-5-nitro-, monosodium salt(6408-98-6)Related Product Information
- sodium 3-[(2,4-diaminophenyl)azo]-4-hydroxy-5-nitrobenzenesulphonate
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