disodium 8-[[3,3'-dimethoxy-4'-[[4-[[(p-tolyl)sulphonyl]oxy]phenyl]azo][1,1'-biphenyl]-4-yl]azo]-7-hydroxynaphthalene-1,3-disulphonate
- CAS NO.：6548-30-7
- Empirical Formula: C37H28N4Na2O12S3
- Molecular Weight: 862.81236
- MDL number: MFCD00800394
- EINECS: 229-469-1
- SAFETY DATA SHEET (SDS)
- Update Date: 2025-12-31 14:38:37
![disodium 8-[[3,3'-dimethoxy-4'-[[4-[[(p-tolyl)sulphonyl]oxy]phenyl]azo][1,1'-biphenyl]-4-yl]azo]-7-hydroxynaphthalene-1,3-disulphonate Structural](https://img.chemicalbook.in/CAS/GIF/6548-30-7.gif)
What is 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
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 | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
| Fading | Stain | Fading | Stain | Fading | Stain | |||
| ISO | 5 | 4 | 4 | 4 | 3-4 | 4 | 4-5 | 4-5 |
Properties of disodium 8-[[3,3'-dimethoxy-4'-[[4-[[(p-tolyl)sulphonyl]oxy]phenyl]azo][1,1'-biphenyl]-4-yl]azo]-7-hydroxynaphthalene-1,3-disulphonate
| EPA Substance Registry System | 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 (6548-30-7) |
Safety information for disodium 8-[[3,3'-dimethoxy-4'-[[4-[[(p-tolyl)sulphonyl]oxy]phenyl]azo][1,1'-biphenyl]-4-yl]azo]-7-hydroxynaphthalene-1,3-disulphonate
Computed Descriptors for disodium 8-[[3,3'-dimethoxy-4'-[[4-[[(p-tolyl)sulphonyl]oxy]phenyl]azo][1,1'-biphenyl]-4-yl]azo]-7-hydroxynaphthalene-1,3-disulphonate
disodium 8-[[3,3'-dimethoxy-4'-[[4-[[(p-tolyl)sulphonyl]oxy]phenyl]azo][1,1'-biphenyl]-4-yl]azo]-7-hydroxynaphthalene-1,3-disulphonate manufacturer
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![disodium 5-hydroxy-6-[(4-sulphonatonaphthyl)azo]naphthalenesulphonate](https://img.chemicalbook.in/CAS/GIF/3746-79-0.gif)
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