Acid Yellow 117 CAS NO.6459-70-7

he CAS registry number 6459-70-7, Acid Yellow 117 is also named as Benzenesulfonic acid,4,4'-[(phenylmethylene)bis[4,1-phenylene-2,1-diazenediyl(4,5-dihydro-3-methyl-5-oxo-1H-pyrazole-4,1-diyl)]]bis-,sodium salt (1:2). The product's categories are Dyes; Weak Acid Dye; Acid Dye. Besides, it is light yellow powder, which is soluble in water. In addition, its molecular formula is C₃₉H₃₀N₈O₈S₂^.2Na and molecular weight is 848.81.

Preparation of Acid Yellow 117: frist, you can nitride 4,4'-Diamino triphenyl methane. And then put the product to couple with 1-(Sulfo-phenyl)-3-methyl-5-pyrazolone. After filtration and drying, you will get it.

Uses of Acid Yellow 117: this chemical is mainly used for dyeing of wool, silk, nylon and leather. Moreover, it is also used for direct printing of wool, silk, nylon and viscose fabric. 

he CAS registry number 6459-70-7, Acid Yellow 117 is also named as Benzenesulfonic acid,4,4'-[(phenylmethylene)bis[4,1-phenylene-2,1-diazenediyl(4,5-dihydro-3-methyl-5-oxo-1H-pyrazole-4,1-diyl)]]bis-,sodium salt (1:2). The product's categories are Dyes; Weak Acid Dye; Acid Dye. Besides, it is light yellow powder, which is soluble in water. In addition, its molecular formula is C₃₉H₃₀N₈O₈S₂^.2Na and molecular weight is 848.81.

Preparation of Acid Yellow 117: frist, you can nitride 4,4'-Diamino triphenyl methane. And then put the product to couple with 1-(Sulfo-phenyl)-3-methyl-5-pyrazolone. After filtration and drying, you will get it.

Uses of Acid Yellow 117: this chemical is mainly used for dyeing of wool, silk, nylon and leather. Moreover, it is also used for direct printing of wool, silk, nylon and viscose fabric.