carminic acid
Also known as Natural Red 4
chemical compound related to the pigment carmine
Chemical data
- Formula
- C22H20O13
- Molecular weight
- 492.4 g/mol
- IUPAC name
- 3,5,6,8-tetrahydroxy-1-methyl-9,10-dioxo-7-[(2S,3R,4R,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]anthracene-2-carboxylic acid
- SMILES
- CC1=C2C(=CC(=C1C(=O)O)O)C(=O)C3=C(C2=O)C(=C(C(=C3O)O)[C@H]4[C@@H]([C@H]([C@@H]([C@H](O4)CO)O)O)O)O
- InChIKey
- DGQLVPJVXFOQEV-JNVSTXMASA-N
- XLogP
- 0.5
- Polar surface area
- 243 Ų
- H-bond donors
- 9
- H-bond acceptors
- 13
- Formal charge
- 0
via PubChem