2,6-Naphthalenedisulfonic acid, 4-hydroxy-3-[(2-methoxy-5-methylphenyl)azo]-, disodium salt
- CAS NO.:5864-85-7
- Empirical Formula: C18H17N2NaO8S2
- Molecular Weight: 476.45
- EINECS: 611-729-4
- SAFETY DATA SHEET (SDS)
What is 2,6-Naphthalenedisulfonic acid, 4-hydroxy-3-[(2-methoxy-5-methylphenyl)azo]-, disodium salt?
Preparation
2-Amino-4-methylanisole diazo, and 1-Naphthol-3,7-disulfonic acid?coupling
Properties and Applications
red. Soluble in water for product red, and adequate soluble in alcohol in red. The strong sulfuric acid for purple, diluted red for quality. In aqueous solution to join strong hydrochloric acid for product red; Add sodium hydroxide into a brown.
Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
Fading | Stain | Fading | Stain | Fading | Stain | |||
ISO | 4 | 4 | 3 | 2-3 | 1 | 2-3 |
Safety information for 2,6-Naphthalenedisulfonic acid, 4-hydroxy-3-[(2-methoxy-5-methylphenyl)azo]-, disodium salt
New Products
Tert-butyl bis(2-chloroethyl)carbamate 4-Methylphenylacetic acid N-Boc-D-alaninol N-BOC-D/L-ALANINOL N-octanoyl benzotriazole 3-Morpholino-1-(4-nitrophenyl)-5,6-dihydropyridin- 2(1H)-one Furan-2,5-Dicarboxylic Acid DIETHYL AMINOMALONATE HYDROCHLORIDE 1,1’-CARBONYLDIIMIDAZOLE R-2-BENZYLOXY PROPIONIC ACID 1,1’-CARBONYLDI (1,2-4 TRIAZOLE) N-METHYL INDAZOLE-3-CARBOXYLIC ACID (2-Hydroxyphenyl)acetonitrile 4-Bromopyrazole 5-BROMO-2CYANO PYRIDINE 5,6-Dimethoxyindanone 5-broMo-2-chloro-N-cyclopentylpyriMidin-4-aMine 2-(Cyanocyclohexyl)acetic acid 4-methoxy-3,5-dinitropyridine 1-(4-(aminomethyl)benzyl)urea hydrochloride 2-aminopropyl benzoate hydrochloride diethyl 2-(2-((tertbutoxycarbonyl)amino) ethyl)malonate tert-butyl 4- (ureidomethyl)benzylcarbamate Ethyl-2-chloro((4-methoxyphenyl)hydrazono)acetateRelated products of tetrahydrofuran
Methyl Red
Acid Red 21
Acid Red 215
Neutral Red 2gl
Acid Red 217
Chromate, hydroxy[4-hydroxy-3-nitro-5-[(1,2,3,4-tetrahydro-2,4-dioxo-3-quinolinyl)azo]benzenesulfonato]-, sodium
Acid Red 213
sodium 5-hydroxy-6-(naphthylazo)naphthalenesulphonate
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