Back to Search
L-Malic Acid
CAS: 97-67-6 | C4H6O5
2D Structure
3D Structure
Loading 3D structure...
Basic Information
CAS Registry Number:
97-67-6
Molecular Formula:
C4H6O5
Molecular Mass:
134.09 g/mol
Names and Synonyms:
L-Malic Acid
Butanedioic acid, 2-hydroxy-, (2S)-
Malic acid, L-
Butanedioic acid, hydroxy-, (S)-
Butanedioic acid, hydroxy-, (2S)-
Malic acid, l-
(2S)-2-Hydroxybutanedioic acid
Apple acid
(-)-Hydroxysuccinic acid
(-)-Malic acid
L-Malic acid
L-(-)-Malic acid
(S)-Malic acid
S-(-)-Malic acid
(-)-(S)-Malic acid
S-2-Hydroxybutanedioic acid
(-)-L-Malic acid
NSC 9232
(2S)-2-Hydroxysuccinic acid
L-Apple acid
(2S)-Malic acid
(S)-2-Hydroxysuccinic acid
(2S)-2-Hydroxysuccinic acid
(2S)-2-Hydroxybutanedioic acid
Identifiers:
SMILES:
O=C(O)C[C@H](O)C(=O)O
InChI:
InChI=1S/C4H6O5/c5-2(4(8)9)1-3(6)7/h2,5H,1H2,(H,6,7)(H,8,9)/t2-/m0/s1
Key Properties
Melting Point
128.5-129.5 °C
CAS Common Chemistry
Density
1.03 g/cm³
CAS Common Chemistry
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
| Property | Value | Source |
|---|---|---|
| Molecular Mass | 134.09 g/mol | CAS Common Chemistry |
| 134.087 g/mol | RDKit | |
| 134.021523292 g/mol | RDKit | |
| Density | 1.03 g/cm³ | CAS Common Chemistry |
| 1.025 g/cm3 | CAS Common Chemistry | |
| Canonical SMILES | O=C(O)CC(O)C(=O)O | CAS Common Chemistry |
| InChI | InChI=1S/C4H6O5/c5-2(4(8)9)1-3(6)7/h2,5H,1H2,(H,6,7)(H,8,9)/t2-/m0/s1 | CAS Common Chemistry |
| InChI Key | InChIKey=BJEPYKJPYRNKOW-REOHCLBHSA-N | CAS Common Chemistry |
| Melting Point | 128.5-129.5 °C | CAS Common Chemistry |
| Name | L-Malic acid | CAS Common Chemistry |
| Heavy Atom Count | 9 | RDKit |
| Hydrogen Bond Acceptors | 3 | RDKit |
| Hydrogen Bond Donors | 3 | RDKit |
| Rotatable Bonds | 3 | RDKit |
| Aromatic Ring Count | 0 | RDKit |
| Topological Polar Surface Area | 94.83 Ų | RDKit |
| LogP | -1.0934000000000001 | RDKit |
| Molar Refractivity | 25.895399999999995 | RDKit |
