L-ornithine
CNP0102727.1 · C5H12N2O2 · View on COCONUT ↗
Identifiers
| Name | L-ornithine |
| IUPAC Name | (2~{S})-2,5-diaminopentanoic acid |
| COCONUT ID | CNP0102727.1 |
| CAS | 70-26-8, 25104-12-5 |
| InChIKey | AHLPHDHHMVZTML-BYPYZUCNSA-N |
| InChI | InChI=1S/C5H12N2O2/c6-3-1-2-4(7)5(8)9/h4H,1-3,6-7H2,(H,8,9)/t4-/m0/s1 |
| SMILES | NCCC[C@H](N)C(=O)O |
Properties
| Molecular Formula | C5H12N2O2 |
| Molecular Weight | 132.16 |
| Exact Mass | 132.08988 |
| Log P (ALogP) | -0.86 |
| TPSA | 89.34 |
| H-Bond Donors / Acceptors | 3 / 3 |
| Rotatable Bonds | 4 |
| Lipinski's Rule of 5 Violations | 0 |
| QED Drug-likeness | 0.46 |
| NP-likeness | 1.59 |
Classification
| NP Pathway | Amino acids and Peptides |
| NP Superclass | Small peptides |
| NP Class | Aminoacids |
| Chemical Superclass | Organic acids and derivatives |
| Chemical Class | Carboxylic acids and derivatives |
| Chemical Subclass | Amino acids, peptides, and analogues |
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.