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| 6-Amino-5-[[4'-[(2-amino-7-sulfo-1-naphtyl)azo]-3,3'-dimethyl-1,1'-biphenyl-4-yl]azo]-2-naphthalenesulfonic acid disodium salt Basic information |
| 6-Amino-5-[[4'-[(2-amino-7-sulfo-1-naphtyl)azo]-3,3'-dimethyl-1,1'-biphenyl-4-yl]azo]-2-naphthalenesulfonic acid disodium salt Chemical Properties |
| 6-Amino-5-[[4'-[(2-amino-7-sulfo-1-naphtyl)azo]-3,3'-dimethyl-1,1'-biphenyl-4-yl]azo]-2-naphthalenesulfonic acid disodium salt Usage And Synthesis |
Preparation | 3,3′-Dimethylbenzidine double nitriding, respectively with the 6-Aminonaphthalene-2-sulfonic acid and 7-Aminonaphthalene-2-sulfonic acid coupling. | Properties and Applications | blue-ray red. Moderate soluble in water for palm light orange,slightly soluble in ethanol as a pale orange red, insoluble in other organic solvents. The strong sulfuric acid in blue, diluted for brown. The dye solution into the join strong hydrochloric acid for brown, have precipitation; Add thick sodium hydroxide solution for palm light orange, 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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AATCC
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2
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4
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1
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1-2
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1
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| 6-Amino-5-[[4'-[(2-amino-7-sulfo-1-naphtyl)azo]-3,3'-dimethyl-1,1'-biphenyl-4-yl]azo]-2-naphthalenesulfonic acid disodium salt Preparation Products And Raw materials |
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