ChemicalBook--->CAS DataBase List--->4787-93-3

4787-93-3

4787-93-3 Structure

4787-93-3 Structure
IdentificationBack Directory
[Name]

ACID RED 8
[CAS]

4787-93-3
[Synonyms]

CI 14900
ACID RED 8
C.I. Acid Red 8
Einecs 225-337-2
Acid Red 8 (C.I.)
acid red 8 (C.I. 14900)
C.I.Acid Red 8:C.I.14900
ACID RED 8 ISO 9001:2015 REACH
C.I. Acid red 8, disodium salt
disodium 3-((2,4-dimethylphenyl)azo)-4-hydroxynaphthalene-2,7-disulphonate
2,7-Naphthalenedisulfonic acid, 3-((2,4-dimethylphenyl)azo)-4-hydroxy-, disodium salt
isodium,(3Z)-3-[(2,4-dimethylphenyl)hydrazinylidene]-4-oxonaphthalene-2,7-disulfonate
disodium,(3Z)-3-[(2,4-dimethylphenyl)hydrazinylidene]-4-oxonaphthalene-2,7-disulfonate
[EINECS(EC#)]

225-337-2
[Molecular Formula]

C18H14N2Na2O7S2
[MDL Number]

MFCD00003943
[MOL File]

4787-93-3.mol
[Molecular Weight]

480.42
Safety DataBack Directory
[WGK Germany ]

3
Hazard InformationBack Directory
[Preparation]

2,4-Dimethylbenzenamine diazo, coupled with 4-Hydroxynaphthalene-2,7-disulfonic acid.
[Properties and Applications]

colourful red yellow light. Soluble in water for product red, slightly soluble in ethanol for orange, almost insoluble in acetone. The strong sulfuric acid for product red, diluted for pink. In water solution to join strong hydrochloric acid for product red; By adding concentrated sodium hydroxide solution was time
Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 5 2-3 2-3 2-3 3 2
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