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Name	Food Yellow 3	EINECS	220-491-7
CAS No.	2783-94-0	Density	0.474-0.588[at 20℃]
PSA	176.11000	LogP	4.93060
Solubility	water: 5-10 g/100 mL at 24 °C	Melting Point	390 °C (dec.)
Formula	C₁₆H₁₀N₂Na₂O₇S₂	Boiling Point	162.4°C
Molecular Weight	452.376	Flash Point	N/A
Transport Information	N/A	Appearance	orange-red crystals or powder
Safety	26-36	Risk Codes	36/37/38
Molecular Structure		Hazard Symbols	Xi
Synonyms	2-Naphthalenesulfonicacid, 6-hydroxy-5-[(4-sulfophenyl)azo]-, disodium salt (9CI);1351 Yellow;1899 Yellow;Aizen Food Yellow 5;C Orange 10;C.I. 15985;CanacertSunset Yellow FCF;Certicol Sunset Yellow CFS;D and C Yellow 6;D&;Dolkwal Sunset Yellow;E 110;E 110 (dye);Eniacid Sunset Yellow;C Yellow 6;FD and C Yellow No. 6;Food Yellow 3;Food Yellow No. 5;HD Sunset Yellow FCF Supra;L Orange Z 2010;Orange II R;Orange Yellow 85;Orange Yellow S;Orange Yellow SFQ;Para Orange;Sun Yellow Extra Conc. A Export;Sun Yellow FCF;Sunset Yellow;

Food Yellow 3 Synthetic route

: 2783-94-0
sunset yellow FCF

: sunset yellow sulfonyl chloride

Conditions

Conditions	Yield
With thionyl chloride In 1,2-dichloro-ethane; N,N-dimethyl-formamide at 20 - 60℃; for 4.5h;	83.6%

: 2783-94-0
sunset yellow FCF

: 4826-64-6
2-aminonaphthalene-1,6-diol

Conditions

Conditions	Yield
With azoreductase from Bacillus lentus; NADPH; NADH In aq. buffer at 35℃; for 4h; Enzymatic reaction;

: 2783-94-0
sunset yellow FCF

pepsin: pepsin

pepsin complex with sunset yellow: pepsin complex with sunset yellow

Conditions

Conditions	Yield
In aq. buffer at 24.84℃; for 0.5h;

: 2783-94-0
sunset yellow FCF

: 124-38-9
carbon dioxide

Conditions

Conditions	Yield
With C106H100Ag4I2N8P8S2(2+)*2I(1-); oxygen In water for 3h; Kinetics; Reagent/catalyst; UV-irradiation;

Food Yellow 3 Chemical Properties

Sunset Yellow FCF (also known as Orange Yellow S, FD&C Yellow 6 or C.I. 15985) is a colourant, it can be added to foods to induce a colour change. It is denoted by E Number E110, and it may induce an allergic reaction.It is an orange to red powder or granules and it is soluble in water。

Molecular Formula: C₁₆H₁₀N₂Na₂O₇S₂
Molecular Weight: 452.36
Melting point: 390°C (dec.)
Colour Index: 15985
Water Solubility: 5-10 g/100 mL at 24 °C
Merck: 9001

Food Yellow 3 Uses

Sunset Yellow FCF is a synthetic acid dye including both NN and CC chromophore groups (pyrazolone dye).It is used in coloring food, cosmetics and meications (FD & C Yellow No.6). It is an anionic dye applied to natural and synthetic fibers, leather, and paper. Acid dyes are water-soluble dyes employed mostly in the form of sodium salts of the sulfonic or carboxylic acids. It can be applicable to all kind of natural fibres like wool, cotton and silk as well as to synthetics like polyesters, acrylic and rayon. It is also used in paints, inks, plastics and leather.

Food Yellow 3 Toxicity Data With Reference

RTECS: QK2450000

Food Yellow 3 Safety Profile

Hazard Codes: Xi
Risk Statements: 36/37/38
Safety Statements: 26-36

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