Home > Pallav Chemicals > Gas Chromatoghaphy Solvents (GC Solvents) > N-Methyl 2-pyrrolidone 98% For Synthesis
N-Methyl 2-pyrrolidone 98% For Synthesis
1-Methyl-2-pyrrolidone; NMP ;N-methyl pyrrolidone
Product Code. |
01742 |
Grade |
|
Purity |
99% |
CAS No. |
872-50-4 |
Molecular Formula |
C5H9NO |
Molecular Weight |
99.13 |
H.S.Code |
2933.79000 |
Shelf Life |
60 Months |
Physical Properties
| Physical state at 20 °C |
Liquid |
Colour |
Colorless to pale yellow |
Odour |
Slight amine odor |
| pH value |
7.7 - 8.0 |
Melting point/ Freezing point [°C] |
-24 °C |
Flash point [°C] |
91 °C |
| Boiling point [°C] |
202 °C |
Vapour pressure [20°C] |
0.39 - 0.43 hPa at 20 °C |
Vapour density |
3.42 |
| Density [g/cm3] |
1.028 |
Solubility in water [% weight] |
Miscible with water |
Partition coefficient Log Pow octanol / water at 20°C |
-0.46 |
| Explosion limits - upper [%] |
9.50% |
Explosion limits -lower [%] |
1.30% |
Packaging
Specification
| Appearance | Almost colourless to pale yellow colored liquid |
| Assay | Min 99% |
| Water (H2O) | Max 0.05% |
| Specific gravirty | 1.031 - 1.033 |
| Refractive index (20°C; 589 nm) | Approx 1.470 |
| Boiling range (at 760 mm Hg) | 202 - 203 deg C |
| Boiling range (at 10 mm Hg) | 78 - 79 deg C |
Safety Information and Hazard Symbols
Symbol: GHS07, GHS08
Signal Word: Danger
Hazardous Statement: H315-H319-H335-H360D
Precaution Statement: P201-P261-P305 + P351 + P338-P308 + P313