| Identification | Back Directory | [Name]
disodium 4,4'-[(phenylmethylene)bis[4,1-phenyleneazo(4,5-dihydro-3-methyl-5-oxo-1H-pyrazole-4,1-diyl)]]bis[3-chloro-5-methylbenzenesulphonate] | [CAS]
6548-24-9 | [Synonyms]
Acid Yellow 56
C.I. Acid Yellow 56
C.I.Acid Yellow 56:C.I.24825
disodium 4,4'-[(phenylmethylene)bis[4,1-phenyleneazo(4,5-dihydro-3-methyl-5-oxo-1H-pyrazole-4,1-diyl)]]bis[3-chloro-5-methylbenzenesulphonate]
Benzenesulfonic acid, 4,4'-[(phenylmethylene)bis[4,1-phenyleneazo(4,5-dihydro-3-methyl-5-oxo-1H-pyrazole-4,1-diyl)]]bis[3-chloro-5-methyl-, disodium salt
disodium,3-chloro-4-[4-[[4-[[4-[[1-(2-chloro-6-methyl-4-sulfonatophenyl)-3-methyl-5-oxo-4H-pyrazol-4-yl]diazenyl]phenyl]-phenylmethyl]phenyl]diazenyl]-3-methyl-5-oxo-4H-pyrazol-1-yl]-5-methylbenzenesulfonate | [EINECS(EC#)]
229-467-0 | [Molecular Formula]
C41H32Cl2N8Na2O8S2 | [MOL File]
6548-24-9.mol | [Molecular Weight]
945.757 |
| Hazard Information | Back Directory | [Preparation]
4-((4-Ammophenyl)(phenyl)methyl)benzenamine double nitriding, and 1-(2-Methyl-4-sulfo-6-chlorophenyl)-3-methyl-5-pyrazolone?(2 Moore) coupled. | [Properties and Applications]
yellow. Used for wool, silk, polyamide fiber dyeing, also used in leather dyeing and manufacturing organic pigments.
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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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4-5
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4-5
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4-5
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4-5
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4-5
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