| Identification | Back Directory | [Name]
(3Z)-3-[[2-methyl-4-(2-methylphenyl)diazenyl-phenyl]hydrazinylidene]-4-oxo-naphthalene-1-sulfonic acid | [CAS]
6300-53-4 | [Synonyms]
C.I.26665
Acid Red 148
C.I.Acid Red 148
C.I.Acid Red 148:C.I.26665
1-Hydroxy-2-[[2-methyl-4-[(2-methylphenyl)azo]phenyl]azo]naphthalene-4-sulfonic acid sodium salt
(3Z)-3-[[2-methyl-4-(2-methylphenyl)diazenyl-phenyl]hydrazinylidene]-4-oxo-naphthalene-1-sulfonic acid
1-Naphthalenesulfonicacid, 4-hydroxy-3-[2-[2-methyl-4-[2-(2-methylphenyl)diazenyl]phenyl]diazenyl]-,sodium salt (1:1) | [Molecular Formula]
C24H20N4O4S | [MOL File]
6300-53-4.mol | [Molecular Weight]
483.5 |
| Hazard Information | Back Directory | [Preparation]
2-Methyl-4-(o-tolyldiazenyl)benzenamine diazo, coupled with the 4-Hydroxynaphthalene-1-sulfonic acid. | [Properties and Applications]
blue-ray red. Slightly soluble in water, soluble in ethanol right amount to red. In the strong sulfuric acid as dark blue, diluted as a light red orange. In water solution to join strong hydrochloric acid have red brown precipitation; With strong sodium hydroxide solution for wine red, and then generate a purplish red precipitate.
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Standard
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Light Fastness
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Soaping
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Persperation Fastness
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Oxygen bleaching
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Fastness to seawater
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Fading
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Stain
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Fading
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Stain
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Fading
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Stain
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ISO
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4-5
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3-4
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4
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3
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2
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3
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