About 2-ethynyl-1,3-oxazole
2-ethynyl-1,3-oxazole (PubChem CID 72506564) has the molecular formula C5H3NO
and a molecular weight of 93.08 g/mol. Its IUPAC name is 2-ethynyl-1,3-oxazole.
Molecular Properties
| Compound Name | 2-ethynyl-1,3-oxazole |
| PubChem CID | 72506564 |
| Molecular Formula | C5H3NO |
| Molecular Weight | 93.08 g/mol |
| Exact Mass | 93.02 |
| IUPAC Name | 2-ethynyl-1,3-oxazole |
| SMILES | C#Cc1ncco1 |
| InChI | InChI=1S/C5H3NO/c1-2-5-6-3-4-7-5/h1,3-4H |
| InChIKey | MDHZULUDMSSOSC-UHFFFAOYSA-N |
| XLogP | 0.66 |
| TPSA | 26.03 Ų |
| H-Bond Donors | |
| H-Bond Acceptors | 2 |
| Rotatable Bonds | |
| Heavy Atoms | 7 |
| Complexity | — |
Lipinski Rule of Five
Passes Rule of Five
| Rule | Value |
| MW ≤ 500 | 93.08 |
| LogP ≤ 5 | 0.66 |
| H-Bond Donors ≤ 5 | 0 |
| H-Bond Acceptors ≤ 10 | 2 |
Computed Properties (RDKit)
| Structural Alerts | {'alert_name': 'triple_bond', 'substructure': 'N/A'} |
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Frequently Asked Questions
What is the IUPAC name of 2-ethynyl-1,3-oxazole?
The IUPAC name of 2-ethynyl-1,3-oxazole (CID 72506564) is 2-ethynyl-1,3-oxazole.
What is the SMILES notation for 2-ethynyl-1,3-oxazole?
The canonical SMILES for 2-ethynyl-1,3-oxazole is C#Cc1ncco1.
What is the InChIKey of 2-ethynyl-1,3-oxazole?
The InChIKey is MDHZULUDMSSOSC-UHFFFAOYSA-N. The full InChI is InChI=1S/C5H3NO/c1-2-5-6-3-4-7-5/h1,3-4H.
What are the key properties of 2-ethynyl-1,3-oxazole?
2-ethynyl-1,3-oxazole has a molecular weight of 93.08 g/mol, XLogP of 0.66, 0 rotatable bonds, 0 hydrogen bond donors, and 2 hydrogen bond acceptors.
Where does this data come from?
All data for 2-ethynyl-1,3-oxazole is sourced from PubChem (CID 72506564), the world's largest open chemistry database maintained by the National Library of Medicine (NIH).