| Identification | Back Directory | [Name]
sodium 6-(1-naphthylazo)naphthalene-2-sulphonate | [CAS]
6407-85-8 | [Synonyms]
C.I.13000
Acid Brown 8
Azo Acid Brown
C.I.Acid Brown 8
C.I.Acid Brown 8:C.I.13000
sodium 6-(1-naphthylazo)naphthalene-2-sulphonate
6-(1-Naphtylazo)-2-naphthalenesulfonic acid sodium salt
6-[(1-Naphtyl)azo]-2-naphthalenesulfonic acid sodium salt | [EINECS(EC#)]
229-046-1 | [Molecular Formula]
C20H13N2NaO3S | [MOL File]
6407-85-8.mol | [Molecular Weight]
384.384 |
| Hazard Information | Back Directory | [Preparation]
6-Aminonaphthalene-2-sulfonic acid diazo, and Naphthalen-1-amine coupling, and then diazo, and with ethanol and sodium carbonate common heating, away with amino. | [Properties and Applications]
brown. Water solution is yellow brown, but water-soluble not beautiful, easily soluble in ethanol is yellow light brown. In the dark for the strong sulfuric acid (purple and product red), after diluted for brown. In aqueous solution to join strong hydrochloric acid for yellow olive brown; Add thick hydrogen for orange brown, oxidation solution.
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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
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4-5
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3
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2
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3
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1
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3
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