Identification | Back Directory | [Name]
sodium bis[3-[(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]-4-hydroxybenzene-1-sulphonamidato(2-)]chromate(1-) | [CAS]
72275-69-5 | [Synonyms]
C.I. 187321 Lanyl Orange RR Acid orange 88:1 Cibalan Orange RL Lanamid Orange RL Trialan Orange RL Polfalan Orange RL C.I. Acid Orange 88:1 Coriamine Fast Orange RLM C.I.Acid Orange 88:1:C.I.187321 sodium bis[3-[(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]-4-hydroxybenzene-1-sulphonamidato(2-)]chromate(1-) Chromate(1-), bis[3-[(4,5-dihydro-3-methyl- 5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]-4-hydroxybenzenesulfonamidato (2-)]-, sodium Chromate,bis[3-[[4,5-dihydro-3-methyl-5-(oxo-κO)-1-phenyl-1H-pyrazol-4-yl]azo-κN1]-4-(hydroxy-κO)benzenesulfonamidato]-,sodium Chromate, bis[3-[[4,5-dihydro-3-methyl-5-(oxo-κO)-1-phenyl-1H-pyrazol-4-yl]azo-κN1]-4-(hydroxy-κO)benzenesulfonamidato]-, sodium | [EINECS(EC#)]
276-558-6 | [Molecular Formula]
C32H26CrN10NaO8S2 | [MOL File]
72275-69-5.mol | [Molecular Weight]
817.73 |
Hazard Information | Back Directory | [Preparation]
3-Amino-4-hydroxybenzenesulfonamide diazo, and 3-Methyl-1-phenyl-1H-pyrazol-5(4H)-one coupling, and then the chrome complexation with 2-Hydroxybenzoic acid?into 1:2 chromium complex dyes. | [Flammability and Explosibility]
Nonflammable | [Properties and Applications]
red light orange. Orange or yellow brown powder, its water solution to gel state. The strong sulfuric acid for yellow, diluted the same colour and lustre, precipitation appear; No change in strong hydrochloric acid, diluted solution into orange, and the precipitation; In nitric acid solution for golden, diluted into orange red solution; In the thick partly dissolved sodium hydroxide solution for orange red, diluted unchanged. Water solution is orange. Used for wool, silk, tussah, polyamide, PVA, PVA/cotton, wool/stick blended fabric dyeing and printing. This product can and alkalinity rose essence spell color red color oil made ball pen, can also be used in leather dyeing. |
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