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| disodium 8-[[3,3'-dimethoxy-4'-[[4-[[(p-tolyl)sulphonyl]oxy]phenyl]azo][1,1'-biphenyl]-4-yl]azo]-7-hydroxynaphthalene-1,3-disulphonate Basic information |
Product Name: | disodium 8-[[3,3'-dimethoxy-4'-[[4-[[(p-tolyl)sulphonyl]oxy]phenyl]azo][1,1'-biphenyl]-4-yl]azo]-7-hydroxynaphthalene-1,3-disulphonate | Synonyms: | disodium 8-[[3,3'-dimethoxy-4'-[[4-[[(p-tolyl)sulphonyl]oxy]phenyl]azo][1,1'-biphenyl]-4-yl]azo]-7-hydroxynaphthalene-1,3-disulphonate;Acid Red 128;ACIDRED128,DISODIUMSALT;Acid red 128 (C.I. 24125);1,3-Naphthalenedisulfonic acid, 8-[[3,3'-dimethoxy-4'-[[4- [[(4-methylphenyl)sulfonyl]oxy]phenyl]azo][1,1'-biphenyl ]-4-yl]azo]-7-hydroxy-, disodium salt;8-[[3,3'-Dimethoxy-4'-[[4-[[(4-methylphenyl)sulfonyl]oxy]phenyl]azo]-1,1'-biphenyl-4-yl]azo]-7-hydroxy-1,3-naphthalenedisulfonic acid disodium salt;C.I.24125;C.I.Acid Red 128 | CAS: | 6548-30-7 | MF: | C37H28N4Na2O12S3 | MW: | 862.81236 | EINECS: | 229-469-1 | Product Categories: | Organics | Mol File: | 6548-30-7.mol | |
| disodium 8-[[3,3'-dimethoxy-4'-[[4-[[(p-tolyl)sulphonyl]oxy]phenyl]azo][1,1'-biphenyl]-4-yl]azo]-7-hydroxynaphthalene-1,3-disulphonate Chemical Properties |
| disodium 8-[[3,3'-dimethoxy-4'-[[4-[[(p-tolyl)sulphonyl]oxy]phenyl]azo][1,1'-biphenyl]-4-yl]azo]-7-hydroxynaphthalene-1,3-disulphonate Usage And Synthesis |
Preparation | 3,3′-Dimethoxylbenzidine double nitriding, respectively with the 7-Hydroxynaphthalene-1,3-disulfonic acid and phenol coupling, then use 4-Methylbenzene-1-sulfonyl chloride will of phenol hydroxyl esterification. | Properties and Applications | yellow light red.
Standard
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Light Fastness
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Soaping
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Persperation Fastness
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Oxygen bleaching
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Fastness to seawater
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Fading
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Stain
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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
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4
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4
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3-4
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4
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4-5
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4-5
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| disodium 8-[[3,3'-dimethoxy-4'-[[4-[[(p-tolyl)sulphonyl]oxy]phenyl]azo][1,1'-biphenyl]-4-yl]azo]-7-hydroxynaphthalene-1,3-disulphonate Preparation Products And Raw materials |
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