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3746-79-0

3746-79-0 Structure

3746-79-0 Structure
IdentificationBack Directory
[Name]

disodium 5-hydroxy-6-[(4-sulphonatonaphthyl)azo]naphthalenesulphonate
[CAS]

3746-79-0
[Synonyms]

Acid Red 12
Mordant Blue 78
Acid scarlet BS
C.I.Acid Red 12
C.I.Mordant Blue 78
Acid Chrome Blue 3BA-CF
C.I.Acid Red 12:C.I.14835
C.I.Mordant Blue 78:C.I.14835
disodium 5-hydroxy-6-[(4-sulphonatonaphthyl)azo]naphthalenesulphonate
5-Hydroxy-6-[(4-sulfo-1-naphthalenyl)azo]-1-naphthalenesulfonic acid disodium salt
5-Hydroxy-6-[4-(sodiooxysulfonyl)-1-naphtylazo]-1-naphthalenesulfonic acid sodium salt
[EINECS(EC#)]

223-142-7
[Molecular Formula]

C20H15N2NaO7S2
[MOL File]

3746-79-0.mol
[Molecular Weight]

482.46
Hazard InformationBack Directory
[Preparation]

4-Aminonaphthalene-1-sulfonic acid diazo, and 5-Hydroxynaphthalene-1-sulfonic acid coupling.
[Properties and Applications]

blue-ray red. Soluble in water for product red, slightly soluble in ethanol, acetone, soluble fiber element, insoluble in other organic solvents. The strong sulfuric acid for red light blue, pink solution diluted and appear to precipitate; In nitric acid, the orange into yellow solution. Its water solution to join strong hydrochloric acid for product red; Add sodium hydroxide for product red.
Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 3 2 5 2 1 4 3 2
3746-79-0 suppliers list
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