| Identification | Back Directory | [Name]
SIRIUS SUPRA BLUE | [CAS]
6252-57-9 | [Synonyms]
Blue 81
C.I.34215
Solar Blue 3GL
Direct Blue 81
SIRIUS SUPRA BLUE
C.I.Direct Blue 81
SIRIUS SUPRA BLUE BL
Solius Light Blue BL
Eliamina Light Blue 3GL
Tertrodirect Fast Blue BL
Direct blue 81 (C.I. 34215)
C.I.Direct Blue 81:C.I.34215
tetrasodium 4-hydroxy-5-[[4-[[4-[[1-hydroxy-6-(phenylamino)-3-sulphonato-2-naphthyl]azo]-6-sulphonatonaphthyl]azo]naphthyl]azo]naphthalene-2,7-disulphonate
tetrasodium,4-[[4-[[4-[(2E)-2-(6-anilino-1-oxo-3-sulfonatonaphthalen-2-ylidene)hydrazinyl]-6-sulfonatonaphthalen-1-yl]diazenyl]naphthalen-1-yl]diazenyl]-5-hydroxynaphthalene-2,7-disulfonate | [EINECS(EC#)]
228-374-2 | [Molecular Formula]
C46H27N7Na4O14S4 | [MDL Number]
MFCD00081184 | [MOL File]
6252-57-9.mol | [Molecular Weight]
1121.96 |
| Hazard Information | Back Directory | [Preparation]
4-Amino-5-(phenylsulfonyloxy)naphthalene-2,7-disulfonic acid?diazo, and Naphthalen-1-amine coupling, its product to diazo, and 8-Aminonaphthalene-2-sulfonic acid coupling, again diazo, in alkaline conditions and 4-Hydroxy-7-(phenylamino)naphthalene-2-sulfonic acid coupling, and then hydrolysis benzene acyl sulfonylurea medications. | [Properties and Applications]
blue. Soluble in water for blue, not soluble in ethanol and other organic solvents. The strong sulfuric acid for blue-ray black, diluted to blue. The dye solution to join strong hydrochloric acid have precipitation of dark; Add thick sodium hydroxide solution have blue precipitation.
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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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4
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4
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6
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3
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3-4
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AATCC
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3
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4
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5
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4
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4
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