| 中文名 | N-甲基吡咯烷酮 |
| 中文同义 | 1-甲基吡咯烷酮;NMP溶剂;N-甲基吡咯烷酮（NMP）;NMP,1-甲基-2-吡咯烷酮;氮甲基吡咯烷酮;N-甲基-A-吡咯烷酮;吡咯烷酮;二异丙基酮 |
| 英文名 | 1-Methyl-2-pyrrolidinone |
| 英文同义 | M-PYROL(R);1-Methyl-2-pyrrolidinone( 99.5%, HyDry, Water≤50 ppm (by K.F.));1-Methyl-2-pyrrolidinone( 99.5%, HyDry, with molecular sieves, Water≤50 ppm (by K.F.));N-Methyl-2-pyrrolidone Manufacturer;1-METHYL-2-PYRROLIDONE, REAGENT (ACS)1-METHYL-2-PYRROLIDONE, REAGENT (ACS)1-METHYL-2-PYRROLIDONE, REAGENT (ACS);1-Methyl-2-pyrrolidinone 872-50-4 NMP N-Methyl-2-pyrrolidinone;N-Methyl-2-pyrrolidinone 872-50-4 NMP;1-METHYL-2-PYRROLIDINONE |
| CAS | 872-50-4 |
| 分子式 | C5H9NO |
| 分子量 | 99.13 |
| EINECS | 212-828-1 |
| 结构式 |  |
| 性质 |
| 熔点 | −24 °C(lit.) |
| 沸点 | 202 °C(lit.) |
| 密度 | 1.028 g/mL at 25 °C(lit.) |
| 蒸气密度 | 3.4 (vs air) |
| 蒸气压 | 0.29 mm Hg ( 20 °C) |
| 折射率 | n20/D 1.479 |
| 闪点 | 187 °F |
| 储存条件 | 2-8°C |
| 溶解度 | ethanol: miscible0.1ML/mL, clear, colorless (10%, v/v) |
| 形态 | Liquid |
| 酸度系数(pKa) | -0.41±0.20(Predicted) |
| 颜色 | ≤20(APHA) |
| 气味 (Odor) | Slight amine odor |
| PH值 | 8.5-10.0 (100g/l, H2O, 20℃) |
| 酸碱指示剂变色ph值范围 | 7.7 – 8.0 |
| 爆炸极限值(explosive limit) | 1.3-9.5%(V) |
| 水溶解性 | >=10 g/100 mL at 20 ºC |
| 最大波长(λmax) | 283nm(MeOH)(lit.) |
| 敏感性 | Hygroscopic |
| Merck | 14,6117 |
| BRN | 106420 |
| 稳定性 | Stable, but decomposes upon exposure to light. Combustible. Incompatible with strong oxidizing agents, strong acids, reducing agents, bases. |
| InChIKey | SECXISVLQFMRJM-UHFFFAOYSA-N |
| NIST化学物质信息 | 2-Pyrrolidinone, 1-methyl-(872-50-4) |
| EPA化学物质信息 | N-Methyl-2-pyrrolidone (872-50-4) |