3-[(4-Formylphenyl)azo]-4,5-dihydroxy-2,7-naphthalenedisulfonic acid disodium salt
3-[(4-Formylphenyl)azo]-4,5-dihydroxy-2,7-naphthalenedisulfonic acid disodium salt Basic information
- Product Name:
- 3-[(4-Formylphenyl)azo]-4,5-dihydroxy-2,7-naphthalenedisulfonic acid disodium salt
- Synonyms:
-
- 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
- CAS:
- 5850-58-8
- MF:
- C17H13N2NaO9S2
- MW:
- 476.41
- Mol File:
- 5850-58-8.mol
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3-[(4-Formylphenyl)azo]-4,5-dihydroxy-2,7-naphthalenedisulfonic acid disodium salt Usage And Synthesis
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 |
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3-[(4-Formylphenyl)azo]-4,5-dihydroxy-2,7-naphthalenedisulfonic acid disodium salt(5850-58-8)Related Product Information
- 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