| Identification | Back Directory | [Name]
2-Naphthalenesulfonic acid, 6-(2,4-diaminophenyl)azo-3-4-(2,4-diaminophenyl)azo-3-sulfophenylazo-4-hydroxy-, disodium salt | [CAS]
6360-26-5 | [Synonyms]
Direct black 36
C.I.Direct Black 36:C.I.31665
2-Naphthalenesulfonic acid, 6-(2,4-diaminophenyl)azo-3-4-(2,4-diaminophenyl)azo-3-sulfophenylazo-4-hydroxy-, disodium salt | [MOL File]
6360-26-5.mol |
| Hazard Information | Back Directory | [Preparation]
N-(4-aminophenyl)acetamide diazo, in alkaline conditions and 6-Amino-4-hydroxynaphthalene-2-sulfonic acid?, and then and hydrolysis products coupled acylation, double again by nitride, and Benzene-1,3-diamine (2 Moore) coupled. | [Properties and Applications]
green and black. Moderate soluble in water for yellow olive brown, soluble in ethanol. The strong sulfuric acid for violet black, diluted is shallow brown. The dye solution to join strong hydrochloric acid for 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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AATCC
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2
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3
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3
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1
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1
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