thymine
C5H6N2O2
Thymine has the molecular formula C5H6N2O2 and a molar mass of 126.11 g/mol and a melting point of 317 °C.
Properties
| Molecular formula | C5H6N2O2 |
|---|---|
| Molar mass | 126.11 g/mol |
| Exact (monoisotopic) mass | 126.04293 g/mol |
| Melting point | 317 °C |
| logP (octanol–water) | -0.6 |
| Topological polar surface area | 58.2 Ų |
| Hydrogen-bond donors / acceptors | 2 / 2 |
| Heavy atoms | 9 |
| InChIKey | RWQNBRDOKXIBIV-UHFFFAOYSA-N |
| IUPAC name | 5-methyl-1H-pyrimidine-2,4-dione |
Elemental composition
15 atoms across 4 elements, by mass.
| Element | Atoms | Percent by mass |
|---|---|---|
| Carbon (C) | 5 | 47.62% |
| Oxygen (O) | 2 | 25.37% |
| Nitrogen (N) | 2 | 22.21% |
| Hydrogen (H) | 6 | 4.80% |
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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.