Food Yellow no. 4 Aluminum Lake

Basic Information

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CAS Number

12225-21-7

Molecular Formula

C16H9AlN4O9S2

Molecular Weight

492.4 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Basic Chemical Raw Materials Organic Chemicals Heterocyclic Compounds

Pharmaceutical Chemicals Pharmaceutical Intermediates Heterocyclic Intermediates

Fine Chemicals Dyes and Pigments Organic Dyes

Fine Chemicals Surfactants Anionic Surfactants

Laboratory Chemicals Research Chemicals Biochemical Reagents

Basic Physical Properties

SMILES

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C1=CC(=CC=C1N=NC2C(=NN(C2=O)C3=CC=C(C=C3)S(=O)(=O)[O-])C(=O)[O-])S(=O)(=O)[O-].[Al+3]

InChI

InChI=1S/C16H12N4O9S2.Al/c21-15-13(18-17-9-1-5-11(6-2-9)30(24,25)26)14(16(22)23)19-20(15)10-3-7-12(8-4-10)31(27,28)29;/h1-8,13H,(H,22,23)(H,24,25,26)(H,27,28,29);/q;+3/p-3

InChIKey

KEHJATRTHJTLNR-UHFFFAOYSA-K

LogP

0.76200

Complexity

949

Synonyms & References

English

aluminum;5-oxo-1-(4-sulfonatophenyl)-4-[(4-sulfonatophenyl)diazenyl]-4H-pyrazole-3-carboxylate
12225-21-7
Food yellow no 4 aluminum lake
aluminum;4-[[3-carboxy-5-oxo-1-(4-sulfophenyl)-4H-pyrazol-4-yl]diazenyl]benzenesulfonate
D90642
Foodyellowno4aluminumlake
Pigment Yellow 100
C.I. 19140:1
Food Yellow 4 Aluminum Lake
C.I. Food Yellow 4:1
Certolake Tartrazine
4,5-Dihydro-5-oxo-1-(4-sulfophenyl)-4-[(4-sulfophenyl)azo]-1H-pyrazole-3-carboxylic acid aluminum complex
aluminum,4-[[3-carboxy-5-oxo-1-(4-sulfophenyl)-4H-pyrazol-4-yl]diazenyl]benzenesulfonate
Food Yellow No. 4 Aluminum Lake
C YELLOW 5 LAKE
C.I. Pigment Yellow 100
TARTRAZINE LAKE, CI NO 19140:1 , FD &amp
Food Yellow 4:1
Yellow
Tartrazine
Yellow 5
Aizen tartrazine
trisodium salt
C.I. ACID YELLOW 23
Food Yellow 4
Tartrazine FD&C Yellow #5
Tartrazine Lake
Kako Tartrazine
Atul Tartrazine
Erio Tartrazine
Tartrazine T

MDL Number

MFCD00148907

FAQ

What is Food Yellow no. 4 Aluminum Lake (CAS: 12225-21-7)?

Food Yellow no. 4 Aluminum Lake (CAS: 12225-21-7) is a food coloring agent derived from aluminum salts and tartrazine. It has a bright yellow color and is commonly used as a food dye to enhance the appearance of various food products such as beverages, confections, and baked goods.

What are the main uses of Food Yellow no. 4 Aluminum Lake (CAS: 12225-21-7)?

Food Yellow no. 4 Aluminum Lake (CAS: 12225-21-7) is primarily used as a food coloring agent in the food industry. It is added to enhance the color of food products, including beverages, confections, baked goods, and condiments. It is also used in the pharmaceutical industry as a coloring agent for tablets and capsules.

Is Food Yellow no. 4 Aluminum Lake (CAS: 12225-21-7) safe?

Food Yellow no. 4 Aluminum Lake (CAS: 12225-21-7) is generally considered safe when used in compliance with regulatory guidelines. However, it should be used with caution, especially in individuals with allergies or sensitivities to tartrazine or related substances. It is important to follow recommended usage levels to ensure safety.

How should Food Yellow no. 4 Aluminum Lake (CAS: 12225-21-7) be stored?

Food Yellow no. 4 Aluminum Lake (CAS: 12225-21-7) should be stored in a cool, dry place away from direct sunlight and moisture. It should be kept in a tightly sealed container to maintain its stability and prevent degradation. The storage temperature should be kept below 25°C to ensure optimal storage conditions.