About butan-2-one
butan-2-one (PubChem CID 6569) has the molecular formula C4H8O
and a molecular weight of 72.11 g/mol. Its IUPAC name is butan-2-one.
Molecular Properties
| Compound Name | butan-2-one |
| PubChem CID | 6569 |
| Molecular Formula | C4H8O |
| Molecular Weight | 72.11 g/mol |
| Exact Mass | 72.06 |
| IUPAC Name | butan-2-one |
| SMILES | CCC(C)=O |
| InChI | InChI=1S/C4H8O/c1-3-4(2)5/h3H2,1-2H3 |
| InChIKey | ZWEHNKRNPOVVGH-UHFFFAOYSA-N |
| XLogP | 0.99 |
| TPSA | 17.07 Ų |
| H-Bond Donors | |
| H-Bond Acceptors | 1 |
| Rotatable Bonds | 1 |
| Heavy Atoms | 5 |
| Complexity | — |
Lipinski Rule of Five
Passes Rule of Five
| Rule | Value |
| MW ≤ 500 | 72.11 |
| LogP ≤ 5 | 0.99 |
| H-Bond Donors ≤ 5 | 0 |
| H-Bond Acceptors ≤ 10 | 1 |
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Frequently Asked Questions
What is the IUPAC name of butan-2-one?
The IUPAC name of butan-2-one (CID 6569) is butan-2-one.
What is the SMILES notation for butan-2-one?
The canonical SMILES for butan-2-one is CCC(C)=O.
What is the InChIKey of butan-2-one?
The InChIKey is ZWEHNKRNPOVVGH-UHFFFAOYSA-N. The full InChI is InChI=1S/C4H8O/c1-3-4(2)5/h3H2,1-2H3.
What are the key properties of butan-2-one?
butan-2-one has a molecular weight of 72.11 g/mol, XLogP of 0.99, 1 rotatable bonds, 0 hydrogen bond donors, and 1 hydrogen bond acceptors.
Where does this data come from?
All data for butan-2-one is sourced from PubChem (CID 6569), the world's largest open chemistry database maintained by the National Library of Medicine (NIH).