| Identification | Back Directory | [Name]
2,7-Naphthalenedisulfonic acid, 4,4'-[(phenylmethylene)bis[(2,5-dimethyl-4,1-phenylene)azo]]bis[3-hydroxy-, tetrasodium salt | [CAS]
6459-71-8 | [Synonyms]
Acid Red 65
C.I.Acid Red 65:C.I.24830
2,7-Naphthalenedisulfonic acid, 4,4'-[(phenylmethylene)bis[(2,5-dimethyl-4,1-phenylene)azo]]bis[3-hydroxy-, tetrasodium salt | [EINECS(EC#)]
613-630-1 | [Molecular Formula]
C43H37N4NaO14S4 | [MOL File]
6459-71-8.mol | [Molecular Weight]
985.01 |
| Hazard Information | Back Directory | [Preparation]
4-((4-Amino-2,5-dimethylphenyl)(phenyl)methyl)-2,5-dimethylbenzenamine?double nitride, and 3-Hydroxynaphthalene-2,7-disulfonic acid (2 Moore) coupled. | [Properties and Applications]
yellow light red. Soluble in water for wine, not soluble in alcohol. The strong sulfuric acid for blu-ray red, diluted into red. In water solution to join hydrochloric acid discoloration; Add sodium hydroxide solution into deep red.
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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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3
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3
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3-4
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3
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1
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4-5
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