| Identification | Back Directory | [Name]
disodium 3-[[4-(acetylamino)phenyl]azo]-4-hydroxynaphthalene-2,7-disulphonate | [CAS]
5858-61-7 | [Synonyms]
C.I.14895
Sorbine Red
Eriorubine G
Acid Red 7
C.I.Acid Red 7
C.I.Acid Red 7:C.I.14895
disodium 3-[[4-(acetylamino)phenyl]azo]-4-hydroxynaphthalene-2,7-disulphonate
3-[[4-(Acetylamino)phenyl]azo]-4-hydroxy-2,7-naphthalenedisulfonic acid disodium salt | [EINECS(EC#)]
227-495-8 | [Molecular Formula]
C18H13N3Na2O8S2 | [MOL File]
5858-61-7.mol | [Molecular Weight]
509.421 |
| Hazard Information | Back Directory | [Preparation]
N-(4-aminophenyl)acetamide diazo, coupled with 4-Hydroxynaphthalene-2,7-disulfonic acid. | [Properties and Applications]
blue-ray red. Soluble in water for blue-ray red, part of the soluble in ethanol and acetone, slightly soluble in toluene. The strong sulfuric acid for red, diluted the bright red for; In nitric acid yellow orange?for color. In aqueous solution to join strong hydrochloric acid for red; Add sodium hydroxide for yellow brown.
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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
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2
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5
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3
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1
|
4
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1
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1
|
|
AATCC
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4
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4
|
4
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3
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1
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1
|
2
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2
|
|
|
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