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| 2-Naphthalenesulfonic acid, amino[[2-methyl-4-[(2-methylphenyl)azo]phenyl]azo]-, monosodium salt Basic information |
| 2-Naphthalenesulfonic acid, amino[[2-methyl-4-[(2-methylphenyl)azo]phenyl]azo]-, monosodium salt Chemical Properties |
| 2-Naphthalenesulfonic acid, amino[[2-methyl-4-[(2-methylphenyl)azo]phenyl]azo]-, monosodium salt Usage And Synthesis |
Preparation | 2-Methyl-4-(o-tolyldiazenyl)benzenamine diazo, and?7-Aminonaphthalene-2-sulfonic acid?and 6-Aminonaphthalene-2-sulfonic acid coupling. | Properties and Applications | red. Soluble in water for palm, and adequate soluble in ethanol for orange red, soluble in soluble fiber element, insoluble in other organic solvents. In the strong sulfuric acid as dark blue, diluted into shallow orange and the emergence of brown precipitation. In water solution to join strong hydrochloric acid for orange brown; Add 10% sulfuric acid as shallow red; Add thick sodium hydroxide solution for orange light brown.
Standard
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Light Fastness
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Soaping
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Persperation Fastness
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Oxygen bleaching
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Fastness to seawater
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Fading
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Stain
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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
|
5
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4
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1
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4
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3
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1
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4
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4
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AATCC
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5
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3
|
|
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2-3
|
|
4
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4
|
|
| 2-Naphthalenesulfonic acid, amino[[2-methyl-4-[(2-methylphenyl)azo]phenyl]azo]-, monosodium salt Preparation Products And Raw materials |
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