| methyl phosphate; trimethyl orthophosphate; trimethyl phosphate | |
| Links: | ⚗️ ChemSynthesis, 📖 PubMed |
| CAS RN: | [512-56-1] |
| Formula: | C3H9O4P; 140.08 g/mol |
| InChiKey: | WVLBCYQITXONBZ-UHFFFAOYSA-N |
| SMILES: | O=P(OC)(OC)OC |
| Wiswesser LN: | 1OPO&O1&O1 |
| Use: | methylating agent; oil addition agent; possible component of hydraulic fluid; Solvent and for methylation of nitrogen heterocycles |
| Toxicology (LD50): | 1 676 mg/Kg (guinea~pig, or); 1 256 mg/Kg(rabbit, or); 2 975 mg/Kg(rat, or) |
| Density: | 1.205 g/mL |
| Molar volume: | 116.2 mL/mol |
| Refractive index: | 1.395 |
| Molecular refractive power: | 27.87 mL/mol |
| Dielectric constant: | 21.26 |
| Dipole moment: | 2.82 D |
| Melting point: | -46 °C |
| Boiling point: | 197 °C |
| Antoine equation P(Torr) vs T(°C) | |
| Surface tension: | 37.76 dyn/cm |
| Log10 partition octanol / water: | -0.78 |
| Dimroth ET: | 43.6 |
| Hildebrant solubility parameter (δ): | 9.6 |