About octadecanal
octadecanal (PubChem CID 12533) has the molecular formula C18H36O
and a molecular weight of 268.48 g/mol. Its IUPAC name is octadecanal.
Molecular Properties
| Compound Name | octadecanal |
| PubChem CID | 12533 |
| Molecular Formula | C18H36O |
| Molecular Weight | 268.48 g/mol |
| Exact Mass | 268.28 |
| IUPAC Name | octadecanal |
| SMILES | CCCCCCCCCCCCCCCCCC=O |
| InChI | InChI=1S/C18H36O/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19/h18H,2-17H2,1H3 |
| InChIKey | FWWQKRXKHIRPJY-UHFFFAOYSA-N |
| XLogP | 6.45 |
| TPSA | 17.07 Ų |
| H-Bond Donors | |
| H-Bond Acceptors | 1 |
| Rotatable Bonds | 16 |
| Heavy Atoms | 19 |
| Complexity | — |
Lipinski Rule of Five
1 violation
| Rule | Value |
| MW ≤ 500 | 268.48 |
| LogP ≤ 5 | 6.45 |
| H-Bond Donors ≤ 5 | 0 |
| H-Bond Acceptors ≤ 10 | 1 |
Computed Properties (RDKit)
| Structural Alerts | {'alert_name': 'aldehyde', 'substructure': 'N/A'}, {'alert_name': 'Aliphatic_long_chain', 'substructure': 'N/A'} |
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Frequently Asked Questions
What is the IUPAC name of octadecanal?
The IUPAC name of octadecanal (CID 12533) is octadecanal.
What is the SMILES notation for octadecanal?
The canonical SMILES for octadecanal is CCCCCCCCCCCCCCCCCC=O.
What is the InChIKey of octadecanal?
The InChIKey is FWWQKRXKHIRPJY-UHFFFAOYSA-N. The full InChI is InChI=1S/C18H36O/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19/h18H,2-17H2,1H3.
What are the key properties of octadecanal?
octadecanal has a molecular weight of 268.48 g/mol, XLogP of 6.45, 16 rotatable bonds, 0 hydrogen bond donors, and 1 hydrogen bond acceptors.
Where does this data come from?
All data for octadecanal is sourced from PubChem (CID 12533), the world's largest open chemistry database maintained by the National Library of Medicine (NIH).