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| 2-Naphthalenesulfonic acid, 7-[(4-aminobenzoyl)amino]-3-[[4-[(4-aminobenzoyl)amino]-2-sulfophenyl]azo]-4-hydroxy-, disodium salt Basic information |
| 2-Naphthalenesulfonic acid, 7-[(4-aminobenzoyl)amino]-3-[[4-[(4-aminobenzoyl)amino]-2-sulfophenyl]azo]-4-hydroxy-, disodium salt Chemical Properties |
| 2-Naphthalenesulfonic acid, 7-[(4-aminobenzoyl)amino]-3-[[4-[(4-aminobenzoyl)amino]-2-sulfophenyl]azo]-4-hydroxy-, disodium salt Usage And Synthesis |
Preparation | 2-Amino-5-(4-nitrobenzamido)benzenesulfonic acid diazo, and 6-(4-Nitrobenzamido)-1-naphthol-3-sulfonic acid?coupling, then use the method will nitro reduction. | Properties and Applications | blue light pink. Soluble in water for red, slightly soluble in ethanol is shallow orange. The strong sulfuric acid to red light purple, diluted is shallow orange. The dye solution to join strong hydrochloric acid for red; Add thick sodium hydroxide solution for orange brown.
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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1
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3
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3-4
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| 2-Naphthalenesulfonic acid, 7-[(4-aminobenzoyl)amino]-3-[[4-[(4-aminobenzoyl)amino]-2-sulfophenyl]azo]-4-hydroxy-, disodium salt Preparation Products And Raw materials |
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