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| CHLORAZOL BLACK LF Basic information |
Product Name: | CHLORAZOL BLACK LF | Synonyms: | CHLORAZOL BLACK LF;DIRECT BLACK 4;DIRECT BLACK RW;1’-biphenyl)-4-yl)azo)-5-hydroxy-6-(pheylazo)-)(disodiumsalt;1’-biphenyl]-4-yl]azo]-5-hydroxy-6-(phenylazo)-][disodiumsalt;2,7-naphthalenedisulfonicacid,4-amino-3-((4’-((2,4-diamino-5-methylphenyl)azo;2,7-naphthalenedisulfonicacid,4-amino-3-[[4’-[(2,4-diamino-5-methylphenyl)azo;disodium 4-amino-3-[[4'-[(2,4-diamino-5-methylphenyl)azo][1,1'-biphenyl]-4-yl]azo]-5-hydroxy-6-(phenylazo)naphthalene-2,7-disulphonate | CAS: | 2429-83-6 | MF: | C35H30N9NaO7S2 | MW: | 775.79 | EINECS: | 219-392-1 | Product Categories: | | Mol File: | 2429-83-6.mol | |
| CHLORAZOL BLACK LF Chemical Properties |
| CHLORAZOL BLACK LF Usage And Synthesis |
Preparation | 4-(4-Aminophenyl)benzenamine double nitriding, first with aniline diazo,In alkaline conditions with 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid??coupling monoazo compound obtained under acidic conditions in the coupling?, then and 4-Methylbenzene-1,3-diamine coupling. | Properties and Applications | black. water-soluble ash light black,, and adequate soluble in ethanol (for blue-ray grey) and soluble fiber element, insoluble in other organic solvents. The strong sulfuric acid in the dark for the light blue, red red after diluted sauce to black precipitation; In nitric acid solution for brown (not completely); In strong hydrochloric acid for wine solution (not completely).
Standard
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Acid Resistance
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Alkali Resistance
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Light Fastness
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Soaping
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Water
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Fading
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Stain
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Fading
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Stain
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ISO
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3
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3
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3
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2
|
|
3
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AATCC
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3
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3
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4
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3
|
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2
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| CHLORAZOL BLACK LF Preparation Products And Raw materials |
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