sodium 6-hydroxy-5-[(2-hydroxy-5-nitrophenyl)azo]naphthalene-2-sulphonate
- CAS NO.:3624-64-4
- Empirical Formula: C16H10N3NaO7S
- Molecular Weight: 411.32127
- EINECS: 222-827-8
What is sodium 6-hydroxy-5-[(2-hydroxy-5-nitrophenyl)azo]naphthalene-2-sulphonate?
Preparation
2-Amino-4-nitrophenol diazotization, and 6-Hydroxynaphthalene-2-sulfonic acid coupling.
Properties and Applications
blue light red. Soluble in water for orange brown, right amount soluble in ethanol. In concentrated sulfuric acid for red, to orange after diluted. Dye aqueous solution to join concentrated hydrochloric acid for orange; With strong caustic for orange brown.
Standard | Ironing Fastness | Light Fastness | Fulling | Persperation Fastness | Soaping | Water | |
Alkali | Acid | ||||||
ISO | 4 | 5 | 4-5 | 4-5 | 4 |
Safety information for sodium 6-hydroxy-5-[(2-hydroxy-5-nitrophenyl)azo]naphthalene-2-sulphonate
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
sodium 2-[[[3-[4,5-dihydro-4-[(2-hydroxy-4-nitrophenyl)azo]-3-methyl-5-oxo-1H-pyrazol-1-yl]phenyl]sulphonyl]amino]benzoate
Mordant Red 49
1,2,6-trihydroxyanthracene-9,10-dione
1,2,5-TRIHYDROXYANTHRAQUINONE
Mordant Red 51
Mordant Red 32
5-Chloro-3-[[1-(2-chloro-4-sulfophenyl)-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-4-yl]azo]-2-hydroxybenzenesulfonic acid disodium salt
Mordant Red 5
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