L ornithine

C₅H₁₂N₂O₂ — CID 6262

About L ornithine

L ornithine (PubChem CID 6262) has the molecular formula C₅H₁₂N₂O₂ and a molecular weight of 132.16 g/mol. Its IUPAC name is (2S)-2,5-diaminopentanoic acid.

Molecular Properties

• Compound Name: L ornithine
• PubChem CID: 6262
• Molecular Formula: C₅H₁₂N₂O₂
• Molecular Weight: 132.16 g/mol
• Exact Mass: 132.09
• IUPAC Name: (2S)-2,5-diaminopentanoic acid
• SMILES: NCCC[C@H](N)C(=O)O
• InChI: InChI=1S/C5H12N2O2/c6-3-1-2-4(7)5(8)9/h4H,1-3,6-7H2,(H,8,9)/t4-/m0/s1
• InChIKey: AHLPHDHHMVZTML-BYPYZUCNSA-N
• XLogP: -0.86
• TPSA: 89.34 Ų
• H-Bond Donors: 3
• H-Bond Acceptors: 3
• Rotatable Bonds: 4
• Heavy Atoms: 9
• Complexity: —

Lipinski Rule of Five

Passes Rule of Five

Rule	Value
MW ≤ 500	132.16
LogP ≤ 5	-0.86
H-Bond Donors ≤ 5	3
H-Bond Acceptors ≤ 10	3

Frequently Asked Questions

What is the IUPAC name of L ornithine?

The IUPAC name of L ornithine (CID 6262) is (2S)-2,5-diaminopentanoic acid.

What is the SMILES notation for L ornithine?

The canonical SMILES for L ornithine is NCCC[C@H](N)C(=O)O.

What is the InChIKey of L ornithine?

The InChIKey is AHLPHDHHMVZTML-BYPYZUCNSA-N. The full InChI is InChI=1S/C5H12N2O2/c6-3-1-2-4(7)5(8)9/h4H,1-3,6-7H2,(H,8,9)/t4-/m0/s1.

What are the key properties of L ornithine?

L ornithine has a molecular weight of 132.16 g/mol, XLogP of -0.86, 4 rotatable bonds, 3 hydrogen bond donors, and 3 hydrogen bond acceptors.

Where does this data come from?

All data for L ornithine is sourced from PubChem (CID 6262), the world's largest open chemistry database maintained by the National Library of Medicine (NIH).

Sources

• PubChem CID 6262 — identifiers, structure, computed properties (public domain)
• DrugCentral drug card 3401 — approved-drug record (CC BY-SA 4.0)

How this page is built: methodology · editorial policy & corrections.