1-Naphthalenesulfonic acid, 4-hydroxy-3-[(2,3,5-trichloro-6-hydroxyphenyl)azo]-, monosodium salt
- CAS NO.：5858-47-9
- Empirical Formula: C16H8Cl3N2NaO5S
- Molecular Weight: 469.65889
- EINECS: 611-705-3
![1-Naphthalenesulfonic acid, 4-hydroxy-3-[(2,3,5-trichloro-6-hydroxyphenyl)azo]-, monosodium salt Structural](https://img.chemicalbook.in/CAS/20200119/GIF/5858-47-9.gif)
What is 1-Naphthalenesulfonic acid, 4-hydroxy-3-[(2,3,5-trichloro-6-hydroxyphenyl)azo]-, monosodium salt?
Preparation
2-Amino-3,4,6-trichlorophenol diazotization, and 4-Hydroxynaphthalene-1-sulfonic acid coupling.
Properties and Applications
dark purple. Soluble in water for red light purple, right amount soluble in alcohol is purple, insoluble in benzene. In concentrated sulfuric acid for black light green, dilution have orange red precipitation; Slightly soluble in concentrated nitric acid for yellow brown; In a dilute sodium hydroxide solution for yellow red.
| Standard | Ironing Fastness | Light Fastness | Fulling | Persperation Fastness | Soaping | Water | |
| Alkali | Acid | ||||||
| ISO | 3-4 | 6 | 4-5 | 4 | 5 | 5 | 5 |
Safety information for 1-Naphthalenesulfonic acid, 4-hydroxy-3-[(2,3,5-trichloro-6-hydroxyphenyl)azo]-, monosodium salt
New Products
4-Aminotetrahydropyran-4-carbonitrile Hydrochloride (R)-3-Aminobutanenitrile Hydrochloride 4-AMINO-TETRAHYDRO-PYRAN-4-CARBOXYLIC ACID HCL 4-(Dimethylamino)tetrahydro-2H-pyran-4-carbonitrile 3-((Dimethylamino)methyl)-5-methylhexan-2-one oxalate 1,4-Dioxa-8-azaspiro[4.5]decane 5-Bromo-2-nitropyridine Nimesulide BP Aceclofenac IP/BP/EP Mefenamic Acid IP/BP/EP/USP Diclofenac Sodium IP/BP/EP/USP Ornidazole IP Diclofenac Potassium SODIUM AAS SOLUTION ZINC AAS SOLUTION BUFFER SOLUTION PH 10.0(BORATE) GOOCH CRUCIBLE SINTERED AQUANIL 5 BERYLLIUM AAS SOLUTION 2-Bromo-1-(bromomethyl)-3-chloro-5-nitrobenzene 2-Bromo-3-nitroaniline N-(3-Hydroxypropyl)-N-methylacetamide 3-Bromo-6-chloropyridazine 4-ethyl-3-nitrobenzoic acidRelated products of tetrahydrofuran
![3-[(3-Carboxy-4-hydroxy-5-methylphenyl)(3-carboxy-5-methyl-4-oxo-2,5-cyclohexadien-1-ylidene)methyl]-6-hydroxy-2,4-dimethylbenzoic acid](https://img.chemicalbook.in/CAS/GIF/2305-53-5.gif)
![5-[(3-Carboxy-2-hydroxy-5-methylphenyl)(3-carboxy-5-methyl-4-oxo-2,5-cyclohexadien-1-ylidene)methyl]-2-hydroxy-3-methylbenzoic acid](https://img.chemicalbook.in/CAS/GIF/3267-41-2.gif)
![Benzenesulfonic acid, hydroxy[(2-hydroxy-1-naphthalenyl)azo]methyl-, monosodium salt (9CI)](https://img.chemicalbook.in/CAS/20200331/GIF/1323-90-6.gif)
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