| Identification | Back Directory | [Name]
5-Amino-4-hydroxy-3-[[4'-[(1-hydroxy-4-sulfo-2-naphtyl)azo]-1,1'-biphenyl-4-yl]azo]-2,7-naphthalenedisulfonic acid trisodium salt | [CAS]
6527-65-7 | [Synonyms]
C.I.22455
Direct Blue 230
C.I.Direct Blue 230
C.I.Direct Blue 230:C.I.22455
4-amino-5-oxido-6-[[4-[4-[(1-oxido-4-sulfonaphthalen-2-yl)diazenyl]phenyl]phenyl]diazenyl]-7-sulfonaphthalene-2-sulfonate
5-Amino-4-hydroxy-3-[[4'-[(1-hydroxy-4-sulfo-2-naphtyl)azo]-1,1'-biphenyl-4-yl]azo]-2,7-naphthalenedisulfonic acid trisodium salt
2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-((4'-((1-hydroxy-4-sulfo-2-naphthalenyl)azo)(1,1'-biphenyl)-4-yl)azo)-, trisodium salt | [Molecular Formula]
C32H20N5Na3O11S3 | [MOL File]
6527-65-7.mol | [Molecular Weight]
818.73 |
| Hazard Information | Back Directory | [Preparation]
4-(4-Aminophenyl)benzenamine double nitriding, first in alkaline conditions and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acidcoupling, and then and 4-Hydroxynaphthalene-1-sulfonic acid coupling. | [Properties and Applications]
blue
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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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5
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4
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1-2
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1-2
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1-2
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