Food Yellow 4:1

Product NameFood Yellow 4:1

CAS12225-21-7

CBNumberCB3874840

MFC16H9N4O9S2.3Na

MW534.368

EINECS235-428-9

MOL File12225-21-7.mol

Chemical Properties

Substances Added to Food (formerly EAFUS)	FD&C YELLOW NO. 5, ALUMINUM LAKE
EWG's Food Scores	1-4
EPA Substance Registry System	C.I. Pigment Yellow 100 (12225-21-7)

Food Yellow 4:1 Price

Product number	Packaging	Price	Buy
TCI Chemical F0178	25g	117	Buy
TRC F754620	2.5g	60	Buy
American Custom Chemicals Corporation DYE0002540	5MG	502.15	Buy

Food Yellow 4:1 Chemical Properties,Usage,Production

Uses
Food Yellow no. 4 Aluminum Lake is a synthetic organic pigment. Dyes and metabolites, Environmental Testing.
Preparation
4-Aminobenzenesulfonic acid?diazo, and 5-Oxo-1-(4-sulfophenyl)-4,5-dihydro-1H-pyrazole-3-carboxylic acid?coupled into aluminum salt deposit into color.
General Description
Yellow to greenish-yellow powder.
Air & Water Reactions
Azo dyes can be explosive when suspended in air at specific concentrations. Insoluble in water.
Reactivity Profile
Food Yellow 4:1 is an azo dye complex. Azo, diazo, azido compounds can detonate. This applies in particular to organic azides that have been sensitized by the addition of metal salts or strong acids. Toxic gases are formed by mixing materials of this class with acids, aldehydes, amides, carbamates, cyanides, inorganic fluorides, halogenated organics, isocyanates, ketones, metals, nitrides, peroxides, phenols, epoxides, acyl halides, and strong oxidizing or reducing agents. Flammable gases are formed by mixing materials in this group with alkali metals. Explosive combination can occur with strong oxidizing agents, metal salts, peroxides, and sulfides.
Fire Hazard
Flash point data for Food Yellow 4:1 are not available. Food Yellow 4:1 is probably combustible.
Properties and Applications
yellow. Yellow fine powder. Hardly soluble in water, oil and most organic solvents, but can be scattered, mixed with water, oil and other liquid and solid powder. Heat resistance, resistance to light sex, oil resistance, salt tolerance, C.I. Food Yellow 4 better than sex. The product is made of a certain amount of HCL again with phosphoric acid potassium hydrogen two solution diluted, the maximum absorption wavelength for 428 + 2 nm.

Preparation Products And Raw materials

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