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But-2-Ene
CAS: 107-01-7 | C4H8
2D Structure
3D Structure
Loading 3D structure...
Basic Information
CAS Registry Number:
107-01-7
Molecular Formula:
C4H8
Molecular Weight:
56.108000000000004 g/mol
Names and Synonyms:
But-2-Ene
Synonym
2-Butene
Synonym
β-Butylene
Synonym
Pseudobutylene
Synonym
β-Butene
Synonym
Identifiers:
SMILES:
CC=CC
InChI:
InChI=1S/C4H8/c1-3-4-2/h3-4H,1-2H3
Spectral Data
NMR, IR, and Mass spectral data
1H NMR
13C NMR
Predicting NMR spectra...
10 ppm
9
8
7
6
5
4
3
2
1
0 ppm
| Shift (ppm) | Multiplicity | Integration | Assignment |
|---|
200 ppm
180
160
140
120
100
80
60
40
20
0 ppm
| Shift (ppm) | DEPT | Assignment |
|---|
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 | 56.108000000000004 g/mol | RDKit |
Exact
| Property | Value | Source |
|---|---|---|
| Exact Molecular Weight | 56.062600255999996 g/mol | RDKit |
Heavy
| Property | Value | Source |
|---|---|---|
| Heavy Atom Count | 4 count | RDKit |
Hydrogen
| Property | Value | Source |
|---|---|---|
| Hydrogen Bond Acceptors | 0 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 | 0.0 Ų | RDKit |
Physical Properties
| Property | Value | Source |
|---|---|---|
| LogP | 1.5824 | RDKit |
| molecular_mass | 56.11 g/mol | Legacy Database |
| wikipedia_url | https://en.wikipedia.org/wiki/But-2-ene None | Legacy Database |
| cas-boiling-point | 3.73 °C None | Legacy Database |
| cas-canonical-smile | C(=CC)C None | Legacy Database |
| cas-inchi | InChI=1S/C4H8/c1-3-4-2/h3-4H,1-2H3 None | Legacy Database |
| cas-inchi-key | InChIKey=IAQRGUVFOMOMEM-UHFFFAOYSA-N None | Legacy Database |
| cas-melting-point | -139.3 °C None | Legacy Database |
| cas-name | 2-Butene None | Legacy Database |
| wikipedia-name | But-2-ene None | Legacy Database |
Molar
| Property | Value | Source |
|---|---|---|
| Molar Refractivity | 20.487999999999996 | RDKit |