Allura Red AC Disodium Salt

Basic Information

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CAS Number

25956-17-6

Molecular Formula

C18H15N2Na2O8S2+

Molecular Weight

497.43 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Basic Chemical Raw Materials Organic Chemicals Ethers

Fine Chemicals Dyes and Pigments Organic Dyes

Fine Chemicals Surfactants Anionic Surfactants

Basic Physical Properties

Physical State

Red powder

Melting Point

>300 °C

Boiling Point

No data available

Flash Point

No data available

Solubility

Soluble in water, ethanol

Vapor Pressure

No data available

SMILES

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O=S(C1=CC=C2C(/N=N/C3=CC(C)=C(S(=O)([O-])=O)C=C3OC)=C(O)C=CC2=C1)([O-])=O.[Na+].[Na+]

InChI

1S/C18H16N2O8S2.2Na/c1-10-7-14(16(28-2)9-17(10)30(25,26)27)19-20-18-13-5-4-12(29(22,23)24)8-11(13)3-6-15(18)21;;/h3-9,21H,1-2H3,(H,22,23,24)(H,25,26,27);;/q;2*+1/p-2/b20-19+;;

InChIKey

CEZCCHQBSQPRMU-LLIZZRELSA-L

LogP

5.24760

Complexity

809

Safety Information

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Hazard Statement

H302 Harmful if swallowed
Acute toxicity, oral

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

H335 May cause respiratory irritation
Specific target organ toxicity, single exposure; Respiratory tract irritation

Storage Conditions

2-8℃

Synonyms & References

English

allura red ac
Allura?Red AC
Food Red No. 40
FD & C Red 40
5-AMinoindole
6-hydroxy-5-[(2-methoxy-5-methyl-4-sulfophenyl)azo]-2-naphthalenesulfonic acid disodium salt
ALLURA RED
credno.40
CURRY RED
Disodium 6-hydroxy-5-[(2-methoxy-5-methyl-4-sulfophenyl)azo]-2-naphthalenesulfonate
DM 40 M
E 129
Fancy red
FD and C red 40
FD and C red No. 40
FDC red no. 40
foodred17
RED 40
redno.40
6-hydroxy-5-((6-methoxy-4-sulfo-m-tolyl)azo)-2-naphthalenesulfonic aci diso
2-naphthalenesulfonic acid, 6-hydroxy-5-[(2-methoxy-5-methyl-4-sulfophenyl)azo]
Disodium 6-hydroxy-5-[(2-methoxy-4-sulphonato-m-tolyl)azo]naphthalene-2-sulphonate
FD and C Red No.40
Allura red AC dye
Food red 17
C.I. Food Red 17
FD&C Red No. 40
Allura Red 40
FDC Red 40
Red No. 40
Japan Food Red No. 40

MDL Number

MFCD00059526

FAQ

What is Allura Red AC Disodium Salt (CAS: 25956-17-6)?

Allura Red AC Disodium Salt (CAS: 25956-17-6) is a synthetic azo dye with the chemical formula C16H11NO7S3Na2. It appears as a red, crystalline powder, is water-soluble, and is commonly used as a food coloring agent. Its vibrant color and stability make it suitable for various industrial and pharmaceutical applications, including pH indicators and drug formulation.

What are the main uses of Allura Red AC Disodium Salt (CAS: 25956-17-6)?

Allura Red AC Disodium Salt (CAS: 25956-17-6) is primarily used as a food coloring agent in beverages, candies, and dairy products. It also serves as a pH indicator in laboratories, a component in pharmaceuticals for tablet coatings, and an industrial dye in textiles. Its applications span across food, drug, and research sectors due to its solubility and colorfastness.

Is Allura Red AC Disodium Salt (CAS: 25956-17-6) safe?

Allura Red AC Disodium Salt (CAS: 25956-17-6) is considered safe for food use by regulatory agencies like the FDA and EU EFSA. However, it may cause allergic reactions in some individuals. Proper handling, such as avoiding inhalation and skin contact, is recommended. Safety standards ensure it meets acceptable daily intake (ADI) limits for human consumption.

How should Allura Red AC Disodium Salt (CAS: 25956-17-6) be stored?

Allura Red AC Disodium Salt (CAS: 25956-17-6) should be stored in a cool, dry place away from moisture and light. Keep in an airtight, dark container to maintain stability and prevent degradation. Storage conditions should ensure temperatures below 25°C and humidity levels below 60% to preserve its chemical integrity and color properties.