2-Naphthalenesulfonic acid, 4-hydroxy-6-(methylamino)-3-[[4-(sulfomethyl)phenyl]azo]-, disodium salt
- CAS NO.:6222-54-4
- Empirical Formula: C18H15N3Na2O7S2
- Molecular Weight: 495.43714
- EINECS: 612-965-0
What is 2-Naphthalenesulfonic acid, 4-hydroxy-6-(methylamino)-3-[[4-(sulfomethyl)phenyl]azo]-, disodium salt?
Preparation
(4-Aminophenyl)methanesulfonic acid??diazo, in alkaline conditions and 4-Hydroxy-6-(methylamino)naphthalene-2-sulfonic acid coupling.
Properties and Applications
Dark time Soluble in water and ethanol is brown. The strong sulfuric acid for dark orange-red, diluted into palm orange. In water solution to join strong hydrochloric acid for olive brown; Add thick sodium hydroxide solution by red brown into wine red.
Safety information for 2-Naphthalenesulfonic acid, 4-hydroxy-6-(methylamino)-3-[[4-(sulfomethyl)phenyl]azo]-, disodium salt
New Products
Levothyroxine Impurity-F Montelukast EP Impurity-D/Montelukast USP Related Compound C Atorvastatin FXA Impurity/Atorvastatin Cyclic 6-Hydroxy Impurity Sodium Salt Isosulfan blue Keto N-Oxide Impurity Ivermectin Impurity F N-Nitroso des Methyl Tramadol/N-Nitroso-N-Desmethyl-Tramadol DL-beta-(3-Bromophenyl)alanine Tetrabutylammonium perchlorate N,O-Dimethylhydroxylamine hydrochloride (RS)-beta-Amino-beta-(4-bromophenyl)propionic acid 2-Amino-5-bromo-4-(trifluoromethyl)pyridine(RM for Indian lab) N,N CARBONYL DIIMIDAZOLE (R)-BoroLeu-(+)-Pinanediol-CF3COOH 1,4-bis(methylsulfonyl)butane 4-(5-amino-1-methyl-1h-benzoimidazol-2-yl)-butyric acid isopropyl ester. 5-Methyl-1,3-benzenediacetonitrile 4-Fluorothiophenol 1-methyl amino-2,4-dinitro benzene CSA (DL-10-Camphorsulfonic Acid) 2-Hydroxy-4-methylnicotinic acid 3-iodo-1H-pyrazolo[3,4-d]pyrimidin-4-amine (2S)-1-((2S,3S)-3-(2-methylbutyl)-4-oxooxetan-2-yl)pentadecan-2-yl formylleucinate 1-(3,5-dichlorophenyl)-2,2,2-trifluoroethane-1-sulfonyl chloride S-(1-(3,5-dichlorophenyl)-2,2,2-trifluoroethyl) ethanethioateRelated products of tetrahydrofuran
![2,7-Naphthalenedisulfonic acid, 6-amino-4-hydroxy-3-[(2-methyl-4-nitrophenyl)azo]-, disodium salt](https://img.chemicalbook.in/CAS/20200331/GIF/6222-39-5.gif)
![Cuprate(2-), [4-(hydroxy-κO)-3-[[2-(hydroxy-κO)-5-sulfophenyl]azo-κN1]-6-(phenylamino)-2-naphthalenesulfonato(4-)]-, disodium](https://img.chemicalbook.in/CAS/20211123/GIF/6408-23-7.gif)
![6-Amino-4-hydroxy-3-[[4-(sulfomethyl)phenyl]azo]-2-naphthalenesulfonic acid disodium salt](https://img.chemicalbook.in/CAS/GIF/6360-14-1.gif)
![2-Naphthalenesulfonic acid, 4-hydroxy-3-[(2-methoxyphenyl)azo]-6-[(2-sulfoethyl)amino]-, disodium salt](https://img.chemicalbook.in/CAS/20200119/GIF/6417-27-2.gif)
![disodium 4-hydroxy-6-(phenylamino)-3-[(4-sulphonatophenyl)azo]naphthalene-2-sulphonate](https://img.chemicalbook.in/CAS/GIF/6222-56-6.gif)
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