Chemical Properties
Yellow powder. It turns brownish red in concentrated sulfuric acid, yellow in acidic solution of hydrosulfite, and reddish red in alkaline solution of hydrosulfite.
Preparation
4-(4-Nitrophenyl)benzic acid with glucose and reduction, then use Thionyl chloride processing generated accidentally nitrogen compounds, and with 1-Aminoanthracene-9,10-dione (2 Moore) condensation.
Flammability and Explosibility
Not classified
Properties and Applications
brilliant yellow. Yellow powder. Alkaline reduction for the red light purple leuco , acidity reduction leuco for yellow. Used for the cotton fabric dyeing as red light yellow. This product to cotton directness high, even dye performance is good, can undertake preventing dye, discharge printing.
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Standard
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Ironing Fastness
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Chlorine bleach
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Light Fastness
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Mercerized
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Oxygen bleach
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Soaping
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Fading
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Stain
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ISO
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3-4
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5
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6-7
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5
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5
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5
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5
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