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5979-27-1

5979-27-1 Structure

5979-27-1 Structure
IdentificationBack Directory
[Name]

sodium 3-[(1,5-dihydroxy-2-naphthyl)azo]-4-hydroxy-5-nitrobenzenesulphonate
[CAS]

5979-27-1
[Synonyms]

C.I.16510
Diamond Black SP
Chrome Black PBG
Mordant Black 51
C.I. Mordant Black 51
C.I.Mordant Black 51:C.I.16510
sodium 3-[(1,5-dihydroxy-2-naphthyl)azo]-4-hydroxy-5-nitrobenzenesulphonate
4-Hydroxy-3-[(1,5-dihydroxy-2-naphtyl)azo]-5-nitrobenzenesulfonic acid sodium salt
3-[(1,5-Dihydroxy-2-naphthalenyl)azo]-4-hydroxy-5-nitro-benzene sulfonic acid monosodium salt
[EINECS(EC#)]

227-782-8
[Molecular Formula]

C16H10N3NaO8S
[MOL File]

5979-27-1.mol
[Molecular Weight]

427.321
Hazard InformationBack Directory
[Preparation]

3-Amino-4-hydroxy-5-nitrobenzenesulfonic acid diazotization, and Naphthalene-1,5-diol?coupling.
[Properties and Applications]

black. Soluble in water for bordeaux red, right amount soluble in ethanol for orange red brown. In concentrated sulfuric acid for purple brown, dilution for red wine. Dye aqueous solution to join concentrated hydrochloric acid for red brown; With strong caustic is purple.
Standard Ironing Fastness Light Fastness Fulling Persperation Fastness Soaping Water
Alkali Acid
ISO 5 6 5 3 5 5 5
5979-27-1 suppliers list
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