3-[(4-Formylphenyl)azo]-4,5-dihydroxy-2,7-naphthalenedisulfonic acid disodium salt

Product Name
3-[(4-Formylphenyl)azo]-4,5-dihydroxy-2,7-naphthalenedisulfonic acid disodium salt
CAS No.
5850-58-8
Chemical Name
3-[(4-Formylphenyl)azo]-4,5-dihydroxy-2,7-naphthalenedisulfonic acid disodium salt
Synonyms
Nsc148367;C.I.16605;Acid Red 19;Levamin red gg;C.I.Acid Red 19;Chromazone red a;C.I.Acid Red 19:C.I.16605;C.I. Acid red 19, disodium salt;3-[(4-Formylphenyl)azo]-4,5-dihydroxy-2,7-naphthalenedisulfonic acid disodium salt;2,7-Naphthalenedisulfonic acid, 3-[(4-formylphenyl)azo]-4,5-dihydroxy-, disodium salt
CBNumber
CB22204075
Molecular Formula
C17H13N2NaO9S2
Formula Weight
476.41
MOL File
5850-58-8.mol
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Hazard and Precautionary Statements (GHS)

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3-[(4-Formylphenyl)azo]-4,5-dihydroxy-2,7-naphthalenedisulfonic acid disodium salt Chemical Properties,Usage,Production

Preparation

4-Aminobenzaldehyde diazo, and 4,5-Dihydroxynaphthalene-2,7-disulfonic acid?coupling.

Properties and Applications

colourful red blue light. Soluble in water is red. The strong sulfuric acid in blue, diluted into red; In the bright red precipitation appear in the hydrochloric acid; Sodium hydroxide solution for deep in the red.

Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 5 3 3 2 4-5

3-[(4-Formylphenyl)azo]-4,5-dihydroxy-2,7-naphthalenedisulfonic acid disodium salt Preparation Products And Raw materials

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Preparation Products

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3-[(4-Formylphenyl)azo]-4,5-dihydroxy-2,7-naphthalenedisulfonic acid disodium salt Suppliers

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5850-58-8, 3-[(4-Formylphenyl)azo]-4,5-dihydroxy-2,7-naphthalenedisulfonic acid disodium saltRelated Search:

Chromate(1-), [2-[4,5-dihydro-4-[[2-(hydroxy-κO)-5-methyl-3-nitrophenyl]azo-κN1]-5-(oxo-κO)-3-phenyl-1H-pyrazol-1-yl]benzenesulfonato(3-)]hydroxy-, sodium disodium hydrogen bis[5-chloro-3-[(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]-2-hydroxybenzenesulphonato(3-)]chromate(3-) Acid Red 186 ACID RED 183 Acid Red 18 Chromate(5-), bis(8-((5-((diethylamino)sulfonyl)-2-(hydroxy-kappaO)phenyl)azo-kappaN1)-7-(hydroxy-kappaO)-1,3-naphthalenedisulfonato(4-))-, tetrasodium hydrogen sodium hydroxy[2-hydroxy-3-[(2-hydroxy-1-naphthyl)azo]-5-nitrobenzenesulphonato(3-)]chromate(1-) sodium [5-chloro-2-hydroxy-3-[(1,2,3,4-tetrahydro-2,4-dioxoquinolin-3-yl)azo]benzene-1-sulphonato(3-)]hydroxychromate(1-) ACID RED 182 2,7-Naphthalenedisulfonic acid disodium salt

  • 3-[(4-Formylphenyl)azo]-4,5-dihydroxy-2,7-naphthalenedisulfonic acid disodium salt
  • C.I.16605
  • C.I.Acid Red 19
  • 2,7-Naphthalenedisulfonic acid, 3-[(4-formylphenyl)azo]-4,5-dihydroxy-, disodium salt
  • C.I. Acid red 19, disodium salt
  • Chromazone red a
  • Levamin red gg
  • Nsc148367
  • sodium,(3Z)-3-[(4-formylphenyl)hydrazinylidene]-5-hydroxy-4-oxonaphthalene-2,7-disulfonic acid
  • Acid Red 19
  • C.I.Acid Red 19:C.I.16605
  • 5850-58-8