| N-methyl γ-butyrolactam; N-methylpyrrolidinone; 1-methyl-2-pyrrolidinone; 1-methylpyrrolidin-2-one; N-methyl-2-pyrrolidinone; N-methylpyrrolidon; methylpyrrolidone; N-methylpyrrolidone; 1-methyl-2-pyrrolidone; N-methyl-2-pyrrolidone; NMP |
| Links: | 📏 NIST, ⚗️ ChemSynthesis, 📖 PubMed |
| MeSH: | Noxae |
| CAS RN: | [872-50-4] |
| Formula: | C5H9NO; 99.13 g/mol
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| InChiKey: | SECXISVLQFMRJM-UHFFFAOYSA-N |
| SMILES: | O=C1N(C)CCC1 |
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| Density: | 1.030 g/mL |
| Molar volume: | 96.2 mL/mol |
| Refractive index: | 1.470 |
| Molecular refractive power: | 26.84 mL/mol |
| Dielectric constant: | 32.20 |
| Dipole moment: | 4.09 D |
| Melting point: | -24 °C |
| Boiling point: | 202 °C |
| Vapour pressure: | 0 Torr |
| Surface tension: | 40.70 dyn/cm |
| Viscosity: | 1.67 cP |
| Critical temperature: | 449 °C |
| Critical pressure: | 4.8 atm |
| Evaporation rate (ether): | 302.5 |
| Evaporation rate (butyl acetate): | 0.0 |
| Solubility in water: | 100 % w/w |
| Solubility of water: | 100 % w/w |
| Log10 partition octanol / water: | -0.38 |
| Snyder P': | 6.7 |
| Dimroth ET: | 42.2 |
| Hildebrant solubility parameter (δ): | 11.0 |
| Hansen solubility parameter: | δd: 8.8 (cal/mL)^0.5 δp: 6.0 (cal/mL)^0.5 δh: 3.5 (cal/mL)^0.5 |
| Specific heat capacity: | 40.0 cal/molK |
| Latent heat of fusion: | 6,207 cal/mol |