| Identification | Back Directory | [Name]
Chromate(5-), bis(8-((5-((diethylamino)sulfonyl)-2-(hydroxy-kappaO)phenyl)azo-kappaN1)-7-(hydroxy-kappaO)-1,3-naphthalenedisulfonato(4-))-, tetrasodium hydrogen
| [CAS]
6717-29-9 | [Synonyms]
Acid Red 187
C.I.Acid Red 187:C.I.16265
Chromate(5-), bis(8-((5-((diethylamino)sulfonyl)-2-(hydroxy-kappaO)phenyl)azo-kappaN1)-7-(hydroxy-kappaO)-1,3-naphthalenedisulfonato(4-))-, tetrasodium hydrogen | [Molecular Formula]
C40H43CrN6Na4O20S6+5 | [MOL File]
6717-29-9.mol | [Molecular Weight]
1264.14 |
| Hazard Information | Back Directory | [Preparation]
3-Amino-N,N-diethyl-4-methoxybenzenesulfonamide diazo, and 7-Hydroxynaphthalene-1,3-disulfonic acid coupling, and then in water solution and sulfuric acid chromium common heating (130 ° C keep 2 hours, 135 ° C keep 2 hours), in contain alkali type sulphuric acid chromium dry for (in chrome complexation processes medium armor oxygen radicals displacement for hydroxyl). | [Properties and Applications]
blue-ray red.
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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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6-7
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3-4
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4
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2
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3-4
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AATCC
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5-6
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3-4
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4
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1
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4
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