Allura Red AC
Relevant Data
Food Additives Approved in the United States
Food Additives Approved by WHO:
General Information
| Chemical name | Allura Red AC |
| E No. | E 129 |
| INS. | 129 |
| CAS number | 25956-17-6 |
| Group | No |
| Component of the group |
Group III, Food colours with combined maximum limit (Group III) |
From webgate.ec.europa.eu
Authorisation of the use of this additive in Food Additives
The additive is authorised to be used in the following category(ies):
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From webgate.ec.europa.eu
Computed Descriptors
Download SDF| 2D Structure | |
| CID | 5360805 |
| IUPAC Name | disodium;(5Z)-5-[(2-methoxy-5-methyl-4-sulfonatophenyl)hydrazinylidene]-6-oxonaphthalene-2-sulfonate |
| InChI | 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;;/h3-9,19H,1-2H3,(H,22,23,24)(H,25,26,27);;/q;2*+1/p-2/b20-18-;; |
| InChI Key | POXPUHKJGLHZEM-DJOSVPKASA-L |
| Canonical SMILES | CC1=CC(=C(C=C1S(=O)(=O)[O-])OC)NN=C2C3=C(C=CC2=O)C=C(C=C3)S(=O)(=O)[O-].[Na+].[Na+] |
| Molecular Formula | C18H14N2Na2O8S2 |
| Wikipedia | Allura Red AC |
From Pubchem
Computed Properties
| Property Name | Property Value |
|---|---|
| Molecular Weight | 496.416 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 10 |
| Rotatable Bond Count | 3 |
| Complexity | 906.0 |
| CACTVS Substructure Key Fingerprint | A A A D c c B 7 P D B g A A A A A A A A A A A A A A A A A A A A A A A w Y I A A A A A A A A C B Q A A A H g Q Y A A A A D A y B 2 A I y x 4 B i B A K o A 6 R y Q H D S D E A g I g A Y i B k n b N g O J r K E t Z u B M C B k 2 B E I 6 Y e Y y I C O s A Q A x A A U E A B g C A G I A C g g A A A A A A A A A A = = |
| Topological Polar Surface Area | 182.0 |
| Monoisotopic Mass | 495.999 |
| Exact Mass | 495.999 |
| Compound Is Canonicalized | True |
| Formal Charge | 0 |
| Heavy Atom Count | 32 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 1 |
| Undefined Bond Stereocenter Count | 0 |
| Isotope Atom Count | 0 |
| Covalently-Bonded Unit Count | 3 |
From Pubchem
Taxonomic Classification
| Kingdom | Organic compounds |
|---|---|
| Superclass | Benzenoids |
| Class | Naphthalenes |
| Subclass | Not available |
| Intermediate Tree Nodes | Not available |
| Direct Parent | Naphthalenes |
| Alternative Parents |
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| Molecular Framework | Aromatic homopolycyclic compounds |
| Substituents | Benzenesulfonate - Naphthalene - 1-sulfo,2-unsubstituted aromatic compound - Methoxyaniline - Benzenesulfonyl group - Arylsulfonic acid or derivatives - Methoxybenzene - Phenoxy compound - Phenol ether - Phenylhydrazine - Anisole - Toluene - Alkyl aryl ether - Monocyclic benzene moiety - Sulfonyl - Organic sulfonic acid or derivatives - Organosulfonic acid or derivatives - Organosulfonic acid - Ketone - Cyclic ketone - Organic alkali metal salt - Hydrazone - Ether - Organic salt - Organic sodium salt - Organosulfur compound - Organooxygen compound - Organonitrogen compound - Organic nitrogen compound - Carbonyl group - Hydrocarbon derivative - Organic oxide - Organic oxygen compound - Organic cation - Aromatic homopolycyclic compound |
| Description | This compound belongs to the class of organic compounds known as naphthalenes. These are compounds containing a naphthalene moiety, which consists of two fused benzene rings. |
From ClassyFire