Rhein
CNP0221661.0 · C15H8O6 · View on COCONUT ↗
Identifiers
| Name | Rhein |
| IUPAC Name | 4,5-dihydroxy-9,10-dioxo-anthracene-2-carboxylic acid |
| COCONUT ID | CNP0221661.0 |
| CAS | 478-43-3 |
| InChIKey | FCDLCPWAQCPTKC-UHFFFAOYSA-N |
| InChI | InChI=1S/C15H8O6/c16-9-3-1-2-7-11(9)14(19)12-8(13(7)18)4-6(15(20)21)5-10(12)17/h1-5,16-17H,(H,20,21) |
| SMILES | O=C(O)C1=CC(O)=C2C(=O)C3=C(O)C=CC=C3C(=O)C2=C1 |
Properties
| Molecular Formula | C15H8O6 |
| Molecular Weight | 284.22 |
| Exact Mass | 284.03209 |
| Log P (ALogP) | 1.57 |
| TPSA | 111.90 |
| H-Bond Donors / Acceptors | 3 / 5 |
| Rotatable Bonds | 1 |
| Lipinski's Rule of 5 Violations | 0 |
| QED Drug-likeness | 0.62 |
| NP-likeness | 1.06 |
Classification
| NP Pathway | Polyketides |
| NP Superclass | Polycyclic aromatic polyketides |
| NP Class | Anthraquinones and anthrones |
| Chemical Superclass | Benzenoids |
| Chemical Class | Anthracenes |
| Chemical Subclass | Anthracenecarboxylic acids and derivatives |
Reported in GR-MAPs Plants
Data from COCONUT (COlleCtion of Open Natural prodUcTs), released under CC0. Chandrasekhar V. et al. COCONUT 2.0: a comprehensive overhaul and curation of the collection of open natural products database. Nucleic Acids Research (2024), doi:10.1093/nar/gkae1063. COCONUT release 2026-10.