Chromate(1-), [2-[4,5-dihydro-4-[[2-(hydroxy-κO)-5-methyl-3-nitrophenyl]azo-κN1]-5-(oxo-κO)-3-phenyl-1H-pyrazol-1-yl]benzenesulfonato(3-)]hydroxy-, sodium

Product Name
Chromate(1-), [2-[4,5-dihydro-4-[[2-(hydroxy-κO)-5-methyl-3-nitrophenyl]azo-κN1]-5-(oxo-κO)-3-phenyl-1H-pyrazol-1-yl]benzenesulfonato(3-)]hydroxy-, sodium
CAS No.
6656-01-5
Chemical Name
Chromate(1-), [2-[4,5-dihydro-4-[[2-(hydroxy-κO)-5-methyl-3-nitrophenyl]azo-κN1]-5-(oxo-κO)-3-phenyl-1H-pyrazol-1-yl]benzenesulfonato(3-)]hydroxy-, sodium
Synonyms
Acid Red 198;C.I. Acid Red 198;C.I.Acid Red 198:C.I.19115;Chromate(1-), [2-[4,5-dihydro-4-[[2-(hydroxy-κO)-5-methyl-3-nitrophenyl]azo-κN1]-5-(oxo-κO)-3-phenyl-1H-pyrazol-1-yl]benzenesulfonato(3-)]hydroxy-, sodium
CBNumber
CB84756349
Molecular Formula
C22H14CrN5NaO8S
Formula Weight
583.43
MOL File
6656-01-5.mol
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Hazard and Precautionary Statements (GHS)

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Chromate(1-), [2-[4,5-dihydro-4-[[2-(hydroxy-κO)-5-methyl-3-nitrophenyl]azo-κN1]-5-(oxo-κO)-3-phenyl-1H-pyrazol-1-yl]benzenesulfonato(3-)]hydroxy-, sodium Chemical Properties,Usage,Production

Preparation

2-Amino-4-methyl-6-nitrophenol diazo, and 1-(2-Sulfophenyl)-3-phenyl-5-pyrazolone coupling, and then in water solution and formic acid chromium common heating four hours, reaction temperature from 115 ° C beginning to rise to 125 ° C, make the generation of the chrome complex.

Properties and Applications

red

Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 6-7 4-5 4-5 3-4 3-4 4

Chromate(1-), [2-[4,5-dihydro-4-[[2-(hydroxy-κO)-5-methyl-3-nitrophenyl]azo-κN1]-5-(oxo-κO)-3-phenyl-1H-pyrazol-1-yl]benzenesulfonato(3-)]hydroxy-, sodium Preparation Products And Raw materials

Raw materials

Preparation Products

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Chromate(1-), [2-[4,5-dihydro-4-[[2-(hydroxy-κO)-5-methyl-3-nitrophenyl]azo-κN1]-5-(oxo-κO)-3-phenyl-1H-pyrazol-1-yl]benzenesulfonato(3-)]hydroxy-, sodium Suppliers