Identification | Back Directory | [Name]
6'-[(4-Aminobenzoyl)amino]-2-ethoxy-4-[(2,5-dichloro-4-sodiosulfophenyl)azo]-1'-hydroxy-[1,2'-azobisnaphthalene]-3',6-disulfonic acid disodium salt | [CAS]
5893-32-3 | [Synonyms]
C.I.28280 Direct Green 38 C.I.Direct Green 38 C.I.Direct Green 38:C.I.28280 6'-[(4-Aminobenzoyl)amino]-2-ethoxy-4-[(2,5-dichloro-4-sodiosulfophenyl)azo]-1'-hydroxy-[1,2'-azobisnaphthalene]-3',6-disulfonic acid disodium salt (3E)-7-[(4-aminobenzoyl)amino]-3-[[4-[(2,5-dichloro-4-sulfophenyl)diazenyl]-2-ethoxy-6-sulfonaphthalen-1-yl]hydrazinylidene]-4-oxonaphthalene-2-sulfonic acid | [MOL File]
5893-32-3.mol |
Hazard Information | Back Directory | [Preparation]
4-Amino-2,5-dichlorobenzenesulfonic acid diazo, and 5-Amino-7-ehtoxy-2-naphthalenesulfonic acidcoupling, its product to diazo, and 7-(4-Aminobenzamido)-4-hydroxynaphthalene-2-sulfonic acid coupling. | [Properties and Applications]
green. Soluble in water for green light blue, slightly soluble in ethanol, easily soluble in soluble fiber element, insoluble in other organic solvents. In the dark for the strong sulfuric acid, diluted to blue, green precipitation; In nitric acid solution for brown, then become yellow. The dye solution to join strong hydrochloric acid blue precipitation; Add thick sodium hydroxide solution for blue precipitation.
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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3-4
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2
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3-4
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4
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AATCC
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5
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5
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2
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2-3
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5
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|
|
|
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