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6375-56-0

6375-56-0 Structure

6375-56-0 Structure
IdentificationBack Directory
[Name]

[1,1'-Biphenyl]-3,3'-disulfonic acid, 4,4'-bis[[1-hydroxy-6-[(5-hydroxy-7-sulfo-2-naphthalenyl)amino]-3-sulfo-2-naphthalenyl]azo]-, hexasodium salt
[CAS]

6375-56-0
[Synonyms]

Direct Violet 25
C.I.Direct Violet 25:C.I.22930
[1,1'-Biphenyl]-3,3'-disulfonic acid, 4,4'-bis[[1-hydroxy-6-[(5-hydroxy-7-sulfo-2-naphthalenyl)amino]-3-sulfo-2-naphthalenyl]azo]-, hexasodium salt
[EINECS(EC#)]

613-370-9
[Molecular Formula]

C52H30N6Na6O22S6
[MOL File]

6375-56-0.mol
[Molecular Weight]

1421.15
Hazard InformationBack Directory
[Preparation]

4,4′-Diamino-3,3′-Biphenyldisulfonic acid double nitriding, and Bis(4-hydroxy-2-sulfonaphthalene-7-yl)amine (2 Moore) coupled.
[Properties and Applications]

dark blue light red. Soluble in water for deep purple, slightly soluble in alcohol. The strong sulfuric acid for blue, for purple diluted. Dye with strong hydrochloric acid solution for dark, precipitation; Add thick sodium hydroxide solution for the navy, precipitation.
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