Acid Brown 121
- CAS NO.：6487-04-3
- Empirical Formula: C28H19N8NaO14S2
- Molecular Weight: 778.61
- MDL number: MFCD23160437
- SAFETY DATA SHEET (SDS)
What is Acid Brown 121?
Preparation
4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid?diazo, Coupled with resorcinol, 4-Nitrobenzenamine diazo, and the generation of single accidentally coupled nitrogen compounds, its product again with diazo of 2-Amino-4-nitrophenol coupling.
Properties and Applications
dark yellow light brown. Soluble in water for brown. The strong sulfuric acid for wine, dilute after brown precipitation. In water solution to join strong hydrochloric acid with brown precipitation; Join rare sodium hydroxide solution for red brown.
Safety information for Acid Brown 121
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New Products
Bromine 99.5% AR (4 x 500ml) Fehling's Solution No. B Amino Acid Kit of 23 items set Ammonium Molybdate Reagent Solution Beam's Reagent Solution Ehrlich's Reagent For detection of urobillinogen 4-((2-isopropoxyethoxy)methyl)phenol 4-Hydroxy Carbazole Amino Salicylic Acid. U.S.P. 2 – Methoxy – 5- Sulfamoyl Benzoic acid 1,2,3,4-Tetrahydrocarbazol-4-one Acetone Isobutryl oxime ester Curcuma aromatica Oil Curry leaf Extract Terminalia bellirica Extract Aloe vera extract 200x Withania somnifera (Ashwagandha Extract) Citrus bioflavonoids Extract Ethyl 3-(Pyridin-2-Ylamino)Propanoate Bilastine -IP/BP/ Cypermethric Acid Chloride Methyl Di Chloride (Mdc) 5-Nitrosalicylaldehyde 5-(Difluoromethoxy)-2-Mercapto-1H-Benzimidazole- IP/BP/Related products of tetrahydrofuran
![Chromate(3-), bis[3-[[2-(amino-κN)-4-amino-5-chlorophenyl]azo-κN1]-2-(hydroxy-κO)-5-nitrobenzenesulfonato(3-)]-, disodium hydrogen](https://img.chemicalbook.in/CAS/20211123/GIF/10127-34-1.gif)
![trisodium 2,4-bis[[2,4-diamino-5-[(3-sulphonatophenyl)azo]phenyl]azo]benzenesulphonate](https://img.chemicalbook.in/CAS/GIF/6428-26-8.gif)
![disodium 4-[[2,4-diamino-5-[(3-sulphonatophenyl)azo]phenyl]azo]-2-[[2,6-dihydroxy-3-[(4-nitrophenyl)azo]phenyl]azo]benzenesulphonate](https://img.chemicalbook.in/CAS/GIF/6428-27-9.gif)
![4-Hydroxy-6-[[3-[(2-hydroxy-3-nitro-5-sodiosulfophenyl)azo]-2,4-dihydroxyphenyl]azo]-3-[(4-nitrophenyl)azo]naphthalene-2-sulfonic acid sodium salt](https://img.chemicalbook.in/CAS/GIF/6487-05-4.gif)
![disodium hydrogen bis[4-[[2,6-dihydroxy-3-[(2-hydroxy-3,5-dinitrophenyl)azo]phenyl]azo]-3- methylbenzenesulphonato(3-)]chromate(3-)](https://img.chemicalbook.in/CAS/20180808/GIF/6408-05-5.gif)
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