Acid Black 41
- Molecular Weight: 0
What is Acid Black 41?
Preparation
4-Nitrobenzenamine diazo, in acid conditions coupled with 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid, 4-Aminobenzenesulfonic acid to diazo, in alkaline conditions and formation of single accidentally coupled nitrogen compounds.
Properties and Applications
blue and black. Soluble in water as dark blue to blue-black, easily soluble in soluble fiber element, slightly soluble in alcohol, insoluble in other organic solvents. The strong sulfuric acid for dark olive green to, diluted as dark blue precipitation; In nitric acid for green precipitation, and then into a chestnut; In 10% of sodium hydroxide solution for light blue solution. In water solution to join strong hydrochloric acid for dark blue; Add sodium hydroxide solution as dark blue.
| Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
| Fading | Stain | Fading | Stain | Fading | Stain | |||
| ISO | 5 | 2 | 4-5 | 1-2 | 2 | 2-3 | ||
| AATCC | 6-7 | 2 | 1 | 1 | 3 | |||
Safety information for Acid Black 41
New Products
4-AMINO-TETRAHYDRO-PYRAN-4-CARBOXYLIC ACID HCL 4-(Dimethylamino)tetrahydro-2H-pyran-4-carbonitrile 4-Aminotetrahydropyran-4-carbonitrile Hydrochloride (R)-3-Aminobutanenitrile Hydrochloride 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 Diclofenac Sodium IP/BP/EP/USP Mefenamic Acid IP/BP/EP/USP Ornidazole IP Diclofenac Potassium THOMAIND PAPER PH 2.0 TO 4.5 1 BOX BUFFER CAPSULE PH 9.2 - 10 CAP SODIUM CHLORIDE 0.1N CVS ALLOXAN MONOHYDRATE 98% PLATINUM 0.5% ON 3 MM ALUMINA PELLETS (TYPE 73) LITHIUM 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 4-hydroxy-5-[(2-methoxy-4-nitrophenyl)azo]-6-(phenylamino)naphthalene-2-sulphonate](https://img.chemicalbook.in/CAS/GIF/6222-55-5.gif)
![Chromate(3-), bis[3-(hydroxy-κO)-4-[[2-(hydroxy-κO)-1-naphthalenyl]azo-κN1]-7-[[(4-methylphenyl)sulfonyl]amino]-1-naphthalenesulfonato(3-)]-, disodium hydrogen](https://img.chemicalbook.in/CAS/20211123/GIF/6408-00-0.gif)
![2,7-Naphthalenedisulfonic acid, 4-[[4-[(3,6-disulfo-1-naphthalenyl)azo]-6(or 7)-sulfo-1-naphthalenyl]azo]-3-hydroxy-, pentasodium salt](https://img.chemicalbook.in/)
![tetrasodium (4Z)-4-[[4-(6,8-disulfonatonaphthalen-2-yl)diazenylnaphthalen-1-yl]hydrazinylidene]-3-oxo-naphthalene-2,7-disulfonate](https://img.chemicalbook.in/CAS/GIF/4197-00-6.gif)
![disodium 4-amino-5-hydroxy-3-[(2-methyl-5-nitrophenyl)azo]-6-(phenylazo)naphthalene-2,7-disulphonate](https://img.chemicalbook.in/CAS/GIF/5850-41-9.gif)
![Benzoic acid, 4-[[7-[[4-[[4'-[[4-[(7-amino-1-hydroxy-3,6-disulfo-2-naphthalenyl)azo]-5-methoxy-2-methylphenyl]azo]-3,3'-disulfo[1,1'-biphenyl]-4-yl]azo]-2-methoxy-5-methylphenyl]azo]-8-hydroxy-6-sulfo-2-naphthalenyl]amino]-, hexasodium salt](https://img.chemicalbook.in/CAS/20200401/GIF/7237-45-8.gif)
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