| Identification | Back Directory | [Name]
trisodium 2,4-bis[[2,4-diamino-5-[(3-sulphonatophenyl)azo]phenyl]azo]benzenesulphonate | [CAS]
6428-26-8 | [Synonyms]
C.I.35020
Acid Brown 120
C.I.Acid Brown 120
Corium Acid Brown MX
IAGMQXWPIBIHBX-HRVJQJMMSA-N
C.I.Acid Brown 120:C.I.35020
Trisodium 2,4-bis[[2,4-diamino-5-[(3-sulfonatophenyl)azo]phenyl]azo]benzenesulfonate
trisodium 2,4-bis[[2,4-diamino-5-[(3-sulphonatophenyl)azo]phenyl]azo]benzenesulphonate
Benzenesulfonic acid, 2,4-bis2,4-diamino-5-(3-sulfophenyl)azophenylazo-, trisodium salt
trisodium,2,4-bis[[2,4-diamino-5-[(3-sulfonatophenyl)diazenyl]phenyl]diazenyl]benzenesulfonate
3,3'-[(4-Sodiosulfo-1,3-phenylene)bis[azo(4,6-diamino-3,1-phenylene)azo]]bis[benzenesulfonic acid sodium] salt | [EINECS(EC#)]
229-206-0 | [Molecular Formula]
C30H23N12Na3O9S3 | [MOL File]
6428-26-8.mol | [Molecular Weight]
860.743 |
| Hazard Information | Back Directory | [Uses]
C.I. Acid brown 120 is an acidic brown dye that can be adsorbed and removed by bentone clay. | [Preparation]
3-Aminobenzenesulfonic acid diazo, and the coupling Benzene-1,3-diamine, its product (2 Moore) and double the nitride 2,4-Diaminobenzenesulfonic acid (1 Moore) coupled. | [Properties and Applications]
red light brown. Soluble in water for yellow light brown. For the strong sulfuric acid in dark brown, diluted into a tan. In water solution to join strong hydrochloric acid with brown precipitation; Add thick sodium hydroxide solution for orange brown. | [References]
[1] Baskaralingam P, Pulikesi M, Elango D, et al. Adsorption of acid dye onto organobentonite[J]. Journal of hazardous materials, 2006, 128(2-3): 138-144. |
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