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| 4-Amino-3-[(2,5-dichlorophenyl)azo]-5-hydroxy-6-[[4'-[(4-hydroxyphenyl)azo]-1,1'-biphenyl-4-yl]azo]-2,7-naphthalenedisulfonic acid disodium salt Basic information |
Product Name: | 4-Amino-3-[(2,5-dichlorophenyl)azo]-5-hydroxy-6-[[4'-[(4-hydroxyphenyl)azo]-1,1'-biphenyl-4-yl]azo]-2,7-naphthalenedisulfonic acid disodium salt | Synonyms: | 4-Amino-3-[(2,5-dichlorophenyl)azo]-5-hydroxy-6-[[4'-[(4-hydroxyphenyl)azo]-1,1'-biphenyl-4-yl]azo]-2,7-naphthalenedisulfonic acid disodium salt;C.I.30290;C.I.Direct Green 12;2,7-Naphthalenedisulfonic acid, 4-amino-3-((2,5-dichlorophenyl)azo)-5-hydroxy-6-((4'-((4-hydroxyphenyl)azo)(1,1'-biphenyl)-4-yl)azo)-, disodium salt;Disodium 4-amino-3-[(2,5-dichlorophenyl)diazenyl]-5-hydroxy-6-({4 '-[(4-hydroxyphenyl)diazenyl]-4-biphenylyl}diazenyl)-2,7-naphthal enedisulfonate;C.I.Direct Green 12:C.I.30290 | CAS: | 6486-55-1 | MF: | C34H23Cl2N7O8S2.2Na | MW: | 838.62 | EINECS: | | Product Categories: | | Mol File: | 6486-55-1.mol | |
| 4-Amino-3-[(2,5-dichlorophenyl)azo]-5-hydroxy-6-[[4'-[(4-hydroxyphenyl)azo]-1,1'-biphenyl-4-yl]azo]-2,7-naphthalenedisulfonic acid disodium salt Chemical Properties |
| 4-Amino-3-[(2,5-dichlorophenyl)azo]-5-hydroxy-6-[[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 2,5-Dichlorobenzenamine diazo, in acid conditions and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid?coupled the product of three, and then coupled with phenol. | Properties and Applications | dark blue light green. Soluble in water for the green, soluble in ethanol, easily soluble in soluble fiber element, slightly soluble in acetone. The strong sulfuric acid for blue-ray purple, after dilution of dark precipitation; In nitric acid for Brown light violet color, then it is black; In 10% of sodium hydroxide solution for green light black.
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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5
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4-5
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4-5
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2
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2-3
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AATCC
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5
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3
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3
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3
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2-3
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| 4-Amino-3-[(2,5-dichlorophenyl)azo]-5-hydroxy-6-[[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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