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amaranth

Structure via PubChem · Public domain (PubChem)

EntityQ421074· pop 25· linked from 31 articles

Also known as FD&C Red No. 2, E123, C.I. Food Red 9, Acid Red 27, Azorubin S, C.I. 16185, Red dye number two, Red dye #2

chemical compound

Chemical data

Formula
C20H11N2Na3O10S3
Molecular weight
604.5 g/mol
IUPAC name
trisodium;6-oxido-7-sulfo-5-[(4-sulfonatonaphthalen-1-yl)diazenyl]naphthalene-2-sulfonate
SMILES
C1=CC=C2C(=C1)C(=CC=C2S(=O)(=O)[O-])N=NC3=C4C=CC(=CC4=CC(=C3[O-])S(=O)(=O)O)S(=O)(=O)[O-].[Na+].[Na+].[Na+]
InChIKey
WLDHEUZGFKACJH-UHFFFAOYSA-K
Polar surface area
242 Ų
H-bond donors
1
H-bond acceptors
12
Formal charge
0

via PubChem

Wikidata facts

Mass
603.926890392
Show 3 more facts
canonical SMILES
[Na+].[Na+].[Na+].[O-]S(=O)(=O)c4ccc(N=Nc1c2ccc(cc2cc(c1O)S([O-])(=O)=O)S([O-])(=O)=O)c3ccccc34
chemical formula
C₂₀H₁₁N₂Na₃O₁₀S₃
Commons category
Amaranth (dye)
Sources (4)

via Wikidata · CC0

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