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| 5-Amino-6-[(2-chlorophenyl)azo]-4-hydroxy-3-[[4'-[(4-hydroxyphenyl)azo]-1,1'-biphenyl-4-yl]azo]-2,7-naphthalenedisulfonic acid disodium salt Basic information |
| 5-Amino-6-[(2-chlorophenyl)azo]-4-hydroxy-3-[[4'-[(4-hydroxyphenyl)azo]-1,1'-biphenyl-4-yl]azo]-2,7-naphthalenedisulfonic acid disodium salt Chemical Properties |
| 5-Amino-6-[(2-chlorophenyl)azo]-4-hydroxy-3-[[4'-[(4-hydroxyphenyl)azo]-1,1'-biphenyl-4-yl]azo]-2,7-naphthalenedisulfonic acid disodium salt Usage And Synthesis |
Preparation | 4-(4-Aminophenyl)benzenamine double nitriding, first in alkaline conditions and o-Chloroaniline diazo, in acid conditions and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid?and coupled the product of three, and then coupled with phenol. | Properties and Applications | dark blue light green. Soluble in water for blue light green, soluble in ethanol for green light blue. The strong sulfuric acid in galleries for, for violet after diluted. The dye solution to join strong hydrochloric acid have violet and precipitation; Add thick sodium hydroxide solution for dark green.
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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3-4
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4
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2
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1-2
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2
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| 5-Amino-6-[(2-chlorophenyl)azo]-4-hydroxy-3-[[4'-[(4-hydroxyphenyl)azo]-1,1'-biphenyl-4-yl]azo]-2,7-naphthalenedisulfonic acid disodium salt Preparation Products And Raw materials |
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