Sudan Yellow 3G

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Sudan Yellow 3G
Sudan Yellow 3G.svg
IUPAC name
Other names
Solvent Yellow 16; C.I. disperse yellow; C.I. 12700; 4-phenylazo-1-phenyl-3-methyl-5-pyrazolone; 2,4-dihydro-5-methyl-2-phenyl-4-(phenylazo)-3H-pyrazol-3-one
3D model (JSmol)
ECHA InfoCard 100.022.119
Molar mass 278.32 g·mol−1
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Infobox references

Sudan Yellow a3G, also known as Solvent Yellow 16, C.I. disperse yellow and C.I. 12700, is a yellow azo dye. Chemically it is 4-phenylazo-1-phenyl-3-methyl-5-pyrazolone or 2,4-dihydro-5-methyl-2-phenyl-4-(phenylazo)-3H-pyrazol-3-on. It is soluble in fats and oils.

Sudan Yellow 3G is used as a pigment in cosmetics and printer toners, and as a dye in inks, including inks for inkjet printers. In pyrotechnics, it is used in some yellow colored smokes.