2,7-Naphthalenedisulfonic acid, 4,4'-[(phenylmethylene)bis[(2,5-dimethyl-4,1-phenylene)azo]]bis[3-hydroxy-, tetrasodium salt
- CAS NO.：6459-71-8
- Empirical Formula: C43H37N4NaO14S4
- Molecular Weight: 985.01
- EINECS: 613-630-1
![2,7-Naphthalenedisulfonic acid, 4,4'-[(phenylmethylene)bis[(2,5-dimethyl-4,1-phenylene)azo]]bis[3-hydroxy-, tetrasodium salt Structural](https://img.chemicalbook.in/CAS/20211123/GIF/6459-71-8.gif)
What is 2,7-Naphthalenedisulfonic acid, 4,4'-[(phenylmethylene)bis[(2,5-dimethyl-4,1-phenylene)azo]]bis[3-hydroxy-, tetrasodium salt?
Preparation
4-((4-Amino-2,5-dimethylphenyl)(phenyl)methyl)-2,5-dimethylbenzenamine?double nitride, and 3-Hydroxynaphthalene-2,7-disulfonic acid (2 Moore) coupled.
Properties and Applications
yellow light red. Soluble in water for wine, not soluble in alcohol. The strong sulfuric acid for blu-ray red, diluted into red. In water solution to join hydrochloric acid discoloration; Add sodium hydroxide solution into deep red.
| Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
| Fading | Stain | Fading | Stain | Fading | Stain | |||
| ISO | 3 | 3 | 3-4 | 3 | 1 | 4-5 | ||
Safety information for 2,7-Naphthalenedisulfonic acid, 4,4'-[(phenylmethylene)bis[(2,5-dimethyl-4,1-phenylene)azo]]bis[3-hydroxy-, tetrasodium salt
New Products
Cyclopropane-1,1-dicarboxylic acid Cyclopentane-1,2-dione 2-Bromo-5-iodopyridine 4-isothiocyanato-2-(trifluoroMethyl)benzonitrile Amino-4-methoxyben-zeneacetic acid 3-Aminophenylacetic acid 1-AMino-cyclobutaneMethanol HCl (RS)-beta-Amino-beta-(4-bromophenyl)propionic acid Cefuroxime EP Impurity-A N-Nitroso hydroxy Cetrizine EP Impurity-A Noradrenaline EP Impurity D/Noradrenaline Methyl Ether Cetirizine EP Impurity A/Cetirizine CBHP Impurity Lantanoprost rc B Clidinium Bromide Impurity 3-Hydroxypropionitrile valeronitrile 3,4 Dimethoxy Benzylcyanide 3-chlorobenzyl cyanide 2-Chloro Benzylcyanide 4-Bromo Benzylcyanide 5-azidovalericacid 4-bromo-1H-pyrazole-3-carboxylic acid Isopropyl amine Hydrochloride tert-butyl 4-(6-(8-cyclopentyl-5-methyl-7-oxo-6-vinyl-7,8-dihydropyrido[2,3-d]pyrimidin-2-ylamino)pyridin-3-yl)piperazine-1-carboxylateRelated products of tetrahydrofuran
![sodium 3-[[4-(benzoylethylamino)-2-methylphenyl]azo]-4-hydroxynaphthalene-1-sulphonate](https://img.chemicalbook.in/CAS/GIF/6245-59-6.gif)
![7-Hydroxy-8-[[2-methoxy-4-[(4-sodiosulfophenyl)azo]phenyl]azo]naphthalene-1-sulfonic acid sodium salt](https://img.chemicalbook.in/CAS/GIF/6226-77-3.gif)
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