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3-Penten-2-One
CAS: 625-33-2 | C5H8O
2D Structure
3D Structure
Loading 3D structure...
Basic Information
CAS Registry Number:
625-33-2
Molecular Formula:
C5H8O
Molecular Weight:
84.118 g/mol
Names and Synonyms:
3-Penten-2-One
Synonym
3-Penten-2-one
Synonym
Methyl propenyl ketone
Synonym
Ethylideneacetone
Synonym
2-Oxo-3-pentene
Synonym
Methyl 1-propenyl ketone
Synonym
2-Penten-4-one
Synonym
NSC 61468
Synonym
Identifiers:
SMILES:
CC=CC(C)=O
InChI:
InChI=1S/C5H8O/c1-3-4-5(2)6/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
Physical Properties
| Property | Value | Source |
|---|---|---|
| molecular_mass | 84.12 g/mol | Legacy Database |
| density | 0.86 g/cm³ | Legacy Database |
| wikipedia_url | https://en.wikipedia.org/wiki/3-Penten-2-one None | Legacy Database |
| cas-boiling-point | 122.5 °C None | Legacy Database |
| cas-canonical-smile | O=C(C=CC)C None | Legacy Database |
| cas-density | 0.8614 g/cm3 @ Temp: 20 °C None | Legacy Database |
| cas-inchi | InChI=1S/C5H8O/c1-3-4-5(2)6/h3-4H,1-2H3 None | Legacy Database |
| cas-inchi-key | InChIKey=LABTWGUMFABVFG-UHFFFAOYSA-N None | Legacy Database |
| cas-name | 3-Penten-2-one None | Legacy Database |
| wikipedia-name | 3-Penten-2-one None | Legacy Database |
| LogP | 1.1515 | RDKit |
Molecular
| Property | Value | Source |
|---|---|---|
| Molecular Weight | 84.118 g/mol | RDKit |
Exact
| Property | Value | Source |
|---|---|---|
| Exact Molecular Weight | 84.057514876 g/mol | RDKit |
Heavy
| Property | Value | Source |
|---|---|---|
| Heavy Atom Count | 6 count | RDKit |
Hydrogen
| Property | Value | Source |
|---|---|---|
| Hydrogen Bond Acceptors | 1 count | RDKit |
| Hydrogen Bond Donors | 0 count | RDKit |
Rotatable
| Property | Value | Source |
|---|---|---|
| Rotatable Bonds | 1 count | RDKit |
Aromatic
| Property | Value | Source |
|---|---|---|
| Aromatic Ring Count | 0 count | RDKit |
Topological
| Property | Value | Source |
|---|---|---|
| Topological Polar Surface Area | 17.07 Ų | RDKit |
Molar
| Property | Value | Source |
|---|---|---|
| Molar Refractivity | 25.49499999999999 | RDKit |