Product Name:N-Methyl-2-pyrrolidone
Purity:99%
Appearance:Colorless Liquid
Sample:Available
Storage:Cool and ventilated place
CAS No.: 872-50-4
N-Methyl-2-pyrrolidone Cas 872-50-4
Typical Properties
Chemical Name:N-Methyl-2-pyrrolidone
Cas No:872-50-4
EINECS No:212-828-1
Synonyms:N-Methylpyrrolidone;NMP;1-Methyl-2-pyrrolidinone
Molecular Weight:99.13
Molecular Formula:C5H9NO
Molecular Structure:
| Item | Specification |
| Melting Point | -24 °C |
| Boiling Point | 202 °C |
| Density | 1.028 g/mL |
| Refractive index | n20/D 1.479 |
| Fp | 187 °F |
| pKa | -0.41±0.20 |
| PH | 8.5-10.0 |
| Water Content | ≤0.008 |
Usage
It is widely used as an extractant in processes such as aromatic hydrocarbon extraction, acetylene concentration, butadiene separation, and syngas desulfurization. It is also a solvent in the production of pesticides, engineering plastics, coatings, synthetic fibers, and integrated circuits. Additionally, it can be used as an industrial detergent, dispersant, dyeing agent, and antifreeze agent for lubricating oils.
Packaging and Shipping
200KG/DRUM
According to customer requirements.
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N-Methyl-2-pyrrolidone Cas 872-50-4