amaranth
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