sodium 3-[[5-(acetylethylamino)-o-tolyl]azo]-4-hydroxy-6-[(4-methoxyphenyl)amino]naphthalene-2-sulphonate
sodium 3-[[5-(acetylethylamino)-o-tolyl]azo]-4-hydroxy-6-[(4-methoxyphenyl)amino]naphthalene-2-sulphonate Basic information
- Product Name:
- sodium 3-[[5-(acetylethylamino)-o-tolyl]azo]-4-hydroxy-6-[(4-methoxyphenyl)amino]naphthalene-2-sulphonate
- Synonyms:
-
- sodium 3-[[5-(acetylethylamino)-o-tolyl]azo]-4-hydroxy-6-[(4-methoxyphenyl)amino]naphthalene-2-sulphonate
- 3-[[5-(Acetylethylamino)-2-methylphenyl]azo]-4-hydroxy-6-[(4-methoxyphenyl)amino]-2-naphthalenesulfonic acid sodium salt
- Acid Fast Brown G
- C.I.17640
- C.I.Acid Brown 20
- sodium,(3Z)-3-[[5-[acetyl(ethyl)amino]-2-methylphenyl]hydrazinylidene]-6-(4-methoxyanilino)-4-oxonaphthalene-2-sulfonate
- C.I.Acid Brown 20:C.I.17640
- Acid Brown 20
- CAS:
- 6369-33-1
- MF:
- C28H29N4NaO6S
- MW:
- 572.61
- EINECS:
- 228-868-8
- Mol File:
- 6369-33-1.mol
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sodium 3-[[5-(acetylethylamino)-o-tolyl]azo]-4-hydroxy-6-[(4-methoxyphenyl)amino]naphthalene-2-sulphonate Chemical Properties
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sodium 3-[[5-(acetylethylamino)-o-tolyl]azo]-4-hydroxy-6-[(4-methoxyphenyl)amino]naphthalene-2-sulphonate Usage And Synthesis
Preparation
N-(3-amino-4-methylphenyl)-N-ethylacetamide?diazo, in alkaline conditions and 4-Hydroxy-6-(4-methoxyphenylamino)naphthalene-2-sulfonic acid?coupling.
Properties and Applications
ark brown. Soluble in water for brown, and adequate soluble in alcohol for brown. The strong sulfuric acid for cherry red, for brown after diluted. In water solution to join strong hydrochloric acid with olives brown precipitation; Add thick sodium hydroxide solution for red orange brown.
| Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
| Fading | Stain | Fading | Stain | Fading | Stain | |||
| ISO | 4 | 3 | 3-4 | 3 | 2-3 | 4 | ||