| Identification | Back Directory | [Name]
disodium 7-amino-4-hydroxy-3-[[5-hydroxy-6-(phenylazo)-7-sulphonato-2-naphthyl]azo]naphthalene-2-sulphonate | [CAS]
6227-07-2 | [Synonyms]
C.I.27760
Direct Violet 16
C.I.Direct Violet 16
Paper Fast Bordeaux B
C.I.Direct Violet 16:C.I.27760
disodium 7-amino-4-hydroxy-3-[[5-hydroxy-6-(phenylazo)-7-sulphonato-2-naphthyl]azo]naphthalene-2-sulphonate
2-Amino-5-hydroxy-6-[[2,5-dimethyl-4-[(2-sodiosulfophenyl)azo]phenyl]azo]naphthalene-1,7-disulfonic acid disodium salt
disodium,7-amino-4-oxo-3-[[5-oxo-6-(phenylhydrazinylidene)-7-sulfonatonaphthalen-2-yl]hydrazinylidene]naphthalene-2-sulfonate | [EINECS(EC#)]
612-990-7 | [Molecular Formula]
C26H17N5Na2O8S2 | [MOL File]
6227-07-2.mol | [Molecular Weight]
637.551 |
| Hazard Information | Back Directory | [Preparation]
2-Aminobenzenesulfonic acid diazo, and2,5-Dimethylbenzenamine coupling, its product to diazo, and 2-Amino-5-hydroxynaphthalene-1,7-disulfonic acid coupling. | [Properties and Applications]
red light purple. Soluble in water and ethanol for product red. The strong sulfuric acid for green light blue, for purple diluted. The dye solution to join strong hydrochloric acid have purplish red precipitate; Add thick sodium hydroxide solution for Red sauce. |
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