| Identification | Back Directory | [Name]
disodium hydrogen bis[4-[[2,6-dihydroxy-3-[(2-hydroxy-3,5-dinitrophenyl)azo]phenyl]azo]-3- methylbenzenesulphonato(3-)]chromate(3-) | [CAS]
6408-05-5 | [Synonyms]
Acid Brown 143
C.I.Acid Brown 143:C.I.20260
disodium hydrogen bis[4-[[2,6-dihydroxy-3-[(2-hydroxy-3,5-dinitrophenyl)azo]phenyl]azo]-3- methylbenzenesulphonato(3-)]chromate(3-) | [EINECS(EC#)]
229-049-8 | [Molecular Formula]
C38H29CrN12Na2O20S2+3 | [MOL File]
6408-05-5.mol | [Molecular Weight]
1135.81 |
| Hazard Information | Back Directory | [Preparation]
2-Amino-4,6-dinitrophenol diazo, acetic acid with Resorcinol coupling, 4-Amino-3-methylbenzenesulfonic acid?diazo, and the generation of single accidentally coupled nitrogen compounds, then with aqueous acid chromium heating, in 100 ~ 102 ℃ to keep four hours, create chromium complex. | [Properties and Applications]
dark red light brown. |
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