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Methylglyoxal
CAS: 78-98-8 | C3H4O2
2D Structure
3D Structure
Loading 3D structure...
Basic Information
CAS Registry Number:
78-98-8
Molecular Formula:
C3H4O2
Molecular Weight:
72.063 g/mol
Names and Synonyms:
Methylglyoxal
Common Name
NSC 79019
Synonym
NSC 626580
Synonym
2-Oxopropionaldehyde
Synonym
2-Ketopropionaldehyde
Synonym
Pyruvic aldehyde
Synonym
Pyroracemic aldehyde
Synonym
Methylglyoxal
Synonym
α-Ketopropionaldehyde
Synonym
Acetylformyl
Synonym
Acetylformaldehyde
Synonym
2-Oxopropanal
Synonym
Pyruvaldehyde
Synonym
Propanal, 2-oxo-
Synonym
Identifiers:
SMILES:
CC(=O)C=O
InChI:
InChI=1S/C3H4O2/c1-3(5)2-4/h2H,1H3
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 | 72.06 g/mol | Legacy Database |
| density | 1.05 g/cm³ | Legacy Database |
| wikipedia_url | https://en.wikipedia.org/wiki/Methylglyoxal None | Legacy Database |
| cas-boiling-point | 72 °C None | Legacy Database |
| cas-canonical-smile | O=CC(=O)C None | Legacy Database |
| cas-density | 1.0455 g/cm3 @ Temp: 24 °C None | Legacy Database |
| cas-inchi | InChI=1S/C3H4O2/c1-3(5)2-4/h2H,1H3 None | Legacy Database |
| cas-inchi-key | InChIKey=AIJULSRZWUXGPQ-UHFFFAOYSA-N None | Legacy Database |
| cas-melting-point | <25 °C None | Legacy Database |
| cas-name | Methylglyoxal None | Legacy Database |
| wikipedia-name | Methylglyoxal None | Legacy Database |
| LogP | -0.2257 | RDKit |
Molecular
| Property | Value | Source |
|---|---|---|
| Molecular Weight | 72.063 g/mol | RDKit |
Exact
| Property | Value | Source |
|---|---|---|
| Exact Molecular Weight | 72.021129368 g/mol | RDKit |
Heavy
| Property | Value | Source |
|---|---|---|
| Heavy Atom Count | 5 count | RDKit |
Hydrogen
| Property | Value | Source |
|---|---|---|
| Hydrogen Bond Acceptors | 2 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 | 34.14 Ų | RDKit |
Molar
| Property | Value | Source |
|---|---|---|
| Molar Refractivity | 16.745 | RDKit |