lactic acid
C3H6O3
Lactic acid has the molecular formula C3H6O3 and a molar mass of 90.08 g/mol, a melting point of 18 °C and a boiling point of 122 °C.
Properties
| Molecular formula | C3H6O3 |
|---|---|
| Molar mass | 90.08 g/mol |
| Exact (monoisotopic) mass | 90.03169 g/mol |
| Melting point | 18 °C |
| Boiling point | 122 °C |
| Density | 1.225 g/cm³ |
| logP (octanol–water) | -0.7 |
| Topological polar surface area | 57.5 Ų |
| Hydrogen-bond donors / acceptors | 2 / 3 |
| Heavy atoms | 6 |
| InChIKey | JVTAAEKCZFNVCJ-UHFFFAOYSA-N |
| IUPAC name | 2-hydroxypropanoic acid |
Elemental composition
12 atoms across 3 elements, by mass.
| Element | Atoms | Percent by mass |
|---|---|---|
| Oxygen (O) | 3 | 53.28% |
| Carbon (C) | 3 | 40.00% |
| Hydrogen (H) | 6 | 6.71% |
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Related compounds
Molar mass and elemental composition are computed from IUPAC 2021 conventional atomic weights. Formula, exact mass and the computed descriptors come from PubChem, which is US government work and in the public domain. Melting point, boiling point and density come from Wikidata under CC0. Properties with no figure shown are absent from those sources rather than zero.