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2,3-Epoxybutane
CAS: 3266-23-7 | C4H8O
2D Structure
3D Structure
Loading 3D structure...
Basic Information
CAS Registry Number:
3266-23-7
Molecular Formula:
C4H8O
Molecular Weight:
72.107 g/mol
Names and Synonyms:
2,3-Epoxybutane
Common Name
2-Butylene oxide
Synonym
2,3-Butylene oxide
Synonym
β-Butylene oxide
Synonym
β-Oxybutene
Synonym
2,3-Dimethyloxirane
Synonym
Butane, 2,3-epoxy-
Synonym
Oxirane, 2,3-dimethyl-
Synonym
2-Butene epoxide
Synonym
2,3-Epoxybutane
Synonym
2-Butene oxide
Synonym
Identifiers:
SMILES:
CC1OC1C
InChI:
InChI=1S/C4H8O/c1-3-4(2)5-3/h3-4H,1-2H3
Spectral Data
NMR, IR, and Mass spectral data
1H NMR
13C NMR
Predicting NMR spectra...
10 ppm
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| Shift (ppm) | Multiplicity | Integration | Assignment |
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200 ppm
180
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| Shift (ppm) | DEPT | Assignment |
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Note: These NMR spectra are predicted computationally and may differ from experimental data. Predictions are based on chemical environment analysis.
All Properties
Comprehensive physical and chemical properties
Molecular
| Property | Value | Source |
|---|---|---|
| Molecular Weight | 72.107 g/mol | RDKit |
Exact
| Property | Value | Source |
|---|---|---|
| Exact Molecular Weight | 72.057514876 g/mol | RDKit |
Heavy
| Property | Value | Source |
|---|---|---|
| Heavy Atom Count | 5 count | RDKit |
Hydrogen
| Property | Value | Source |
|---|---|---|
| Hydrogen Bond Acceptors | 1 count | RDKit |
| Hydrogen Bond Donors | 0 count | RDKit |
Rotatable
| Property | Value | Source |
|---|---|---|
| Rotatable Bonds | 0 count | RDKit |
Aromatic
| Property | Value | Source |
|---|---|---|
| Aromatic Ring Count | 0 count | RDKit |
Topological
| Property | Value | Source |
|---|---|---|
| Topological Polar Surface Area | 12.53 Ų | RDKit |
Physical Properties
| Property | Value | Source |
|---|---|---|
| LogP | 0.7936 | RDKit |
| molecular_mass | 72.11 g/mol | Legacy Database |
| density | 0.84 g/cm³ | Legacy Database |
| wikipedia_url | https://en.wikipedia.org/wiki/2,3-Epoxybutane None | Legacy Database |
| cas-boiling-point | 64-78 °C None | Legacy Database |
| cas-canonical-smile | O1C(C)C1C None | Legacy Database |
| cas-density | 0.837 g/cm3 @ Temp: 51 °C None | Legacy Database |
| cas-inchi | InChI=1S/C4H8O/c1-3-4(2)5-3/h3-4H,1-2H3 None | Legacy Database |
| cas-inchi-key | InChIKey=PQXKWPLDPFFDJP-UHFFFAOYSA-N None | Legacy Database |
| cas-name | 2-Butylene oxide None | Legacy Database |
| wikipedia-name | 2,3-Epoxybutane None | Legacy Database |
Molar
| Property | Value | Source |
|---|---|---|
| Molar Refractivity | 20.008999999999997 | RDKit |