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CAS No.: | 6459-70-7 |
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Name: | Acid Yellow 117 |
Molecular Structure: | |
Formula: | C39H30N8O8S2.2Na |
Molecular Weight: | 848.81 |
Synonyms: | Benzenesulfonicacid,4,4'-[(phenylmethylene)bis[4,1-phenyleneazo(4,5-dihydro-3-methyl-5-oxo-1H-pyrazole-4,1-diyl)]]bis-,disodium salt (9CI);C.I. Acid Yellow 117, disodium salt (8CI);Acid BrilliantYellow G;Acid Light Yellow P;Acid Milling Yellow G;AcidYellow 117;Acid Yellow GN;Azo Milling Yellow G;C.I. 24820;C.I. Acid Yellow117;Dycosweak Acid Brilliant Yellow G;Milling Yellow HG;Polar Yellow G;Polar Yellow GN;Sulfonine Yellow PG;Sulfonine Yellow PJ;Tracid Light YellowG;Weak Acid Yellow GN;Weak Acid Yellow GN 02; |
EINECS: | 232-655-5 |
PSA: | 245.94000 |
LogP: | 7.58780 |
With the 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.