| Identification | Back Directory | [Name]
8-Hydroxy-7-[[4'-[(2-hydroxy-1-naphtyl)azo]-1,1'-biphenyl-4-yl]azo]-1,3,6-naphthalenetrisulfonic acid trisodium salt | [CAS]
6426-67-1 | [Synonyms]
C.I.22480
C.I.Direct Violet 22
C.I.Direct Violet 22:C.I.22480
Trisodium 8-hydroxy-7-({4'-[(2-hydroxy-1-naphthyl)diazenyl]-4-bip henylyl}diazenyl)-1,3,6-naphthalenetrisulfonate
8-Hydroxy-7-[[4'-[(2-hydroxy-1-naphtyl)azo]-1,1'-biphenyl-4-yl]azo]-1,3,6-naphthalenetrisulfonic acid trisodium salt | [Molecular Formula]
C32H23N4NaO11S3 | [MDL Number]
MFCD00266317 | [MOL File]
6426-67-1.mol | [Molecular Weight]
758.72 |
| Hazard Information | Back Directory | [Preparation]
4-(4-Aminophenyl)benzenamine double nitriding, respectively with the 8-Hydroxynaphthalene-1,3,6-trisulfonic acid?and Naphthalen-2-ol coupling. | [Properties and Applications]
blue purple. Soluble in water for purple, slightly soluble in alcohol. The strong sulfuric acid for colourful blue, purple for colourful after diluted; In nitric acid for yellow in red. The dye solution to join 10% sodium hydroxide solution for strong red light purple.
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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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4-5
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4
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1
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2-3
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1
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AATCC
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4-5
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4
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1-2
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2
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1-2
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