| Identification | Back Directory | [Name]
3-Amino-4-[[4'-[(6-amino-1-hydroxy-3-sodiosulfo-2-naphthalenyl)azo]-1,1'-biphenyl-4-yl]azo]naphthalene-2,7-disulfonic acid disodium salt | [CAS]
6486-49-3 | [Synonyms]
C.I.22200
Direct Red 60
C.I.Direct Red 60
Diaphtamine Rubine HW
C.I.Direct Red 60:C.I.22200
3-Amino-4-[[4'-[(6-amino-1-hydroxy-3-sodiosulfo-2-naphthalenyl)azo]-1,1'-biphenyl-4-yl]azo]naphthalene-2,7-disulfonic acid disodium salt
2,7-Naphthalenedisulfonic acid, 3-amino-4-((4'-((6-amino-1-hydroxy-3-sulfo-2-naphthalenyl)azo)(1,1'-biphenyl)-4-yl)azo)-, trisodium salt | [Molecular Formula]
C32H21N6Na3O10S3 | [MOL File]
6486-49-3.mol | [Molecular Weight]
814.708 |
| Hazard Information | Back Directory | [Preparation]
4-(4-Aminophenyl)benzenamine double nitriding, first coupling with ?3-Aminonaphthalene-2,7-disulfonic acid, and then in alkaline conditions and 7-Amino-4-hydroxynaphthalene-2-sulfonic acid coupling. | [Properties and Applications]
blue-ray red. Soluble in water for wine red, soluble in ethanol for red orange. In the dark for the strong sulfuric acid or purple, for the red light brown after diluted. Dye with strong hydrochloric acid solution for the red light brown, have precipitation; Add thick sodium hydroxide solution for red light orange brown.
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Standard
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Acid Resistance
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Alkali Resistance
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Light Fastness
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Soaping
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Water
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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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3
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3-4
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1
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2-3
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2
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