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Molecular Formula:C16H14N4O7S
Molecular Weight: 278.31
CAS Registry Number:4314-14-1
Manufacturing Methods : aniline diazotization, and 3-Methyl-1-phenyl-1H-pyrazol-5(4H)-one coupling.
Product Name:Solvent Yellow16
Molecular Structure: Single azo class 
Molecular Formula:C16H14N4O7S
Molecular Weight: 278.31
CAS Registry Number:4314-14-1
Manufacturing Methods : aniline diazotization, and 3-Methyl-1-phenyl-1H-pyrazol-5(4H)-one coupling.
Properties and Applications: brilliant green yellow. Product melting point 155 ℃. Soluble in ethanol and Carbon tetrachloride. In concentrated sulfuric acid to green light yellow, after dilution is still green yellow, then to orange, yellow precipitation. Slightly soluble in hot concentrated hydrochloric acid for orange; Slightly soluble in hot 5% sodium hydroxide solution for yellow. Used for resin, transparent lacquer, aluminum foil color
Counter product: Fat Yellow 3G ,Sudan Yellow 146
Use:It is a greenish yellow powder and recommended for use in coloring plastics,
paints,printing inks and aluminum foil.
| Standard | Light Fastness | Heat-resistant(℃) | water | Sodium Carbonate(5%) | Hydrochloric acid(5%) | |
Melting point | Stable | |||||
ISO | Good | 155 | 70≥100 | Insoluble | Good(Tobrown) | No change |
