Chemical Name: N-Ethyl-2-pyrrolidone
CAS No.: 2687-91-4
Molecular Formula: C6H11NO
Molecular weight: 113.16
Appearance: Clear Liquid
Density: 0.992g/mL at 25°C(lit.)
N-Ethyl-2-pyrrolidone CAS 2687-91-4
Description
N-Ethyl-2-pyrrolidone Quick Details
Chemical Name: N-Ethyl-2-pyrrolidone; NEP
CAS No.: 2687-91-4
Molecular Formula: C6H11NO
Molecular weight: 113.16
Appearance: Clear Liquid
Density: 0.992g/mL at 25°C(lit.)
Typical Properties
| Item | Standard |
| Appearance | Clear Liquid |
| Assay (wt%, GC) | ≥99.5 |
| Moisture(wt%, K.F.) | ≤ 0.05 |
| Colority(Hazen) | ≤ 15 |
| Density(D420g/ml | 0.992-0.999 |
| Refractivity ND20 | 1.465~1.467 |
| Boiling point | 212°C |
| Melting point | <-75°C |
| Flash point | 91°C |
N-Ethyl-2-pyrrolidone synthesis
Chemical properties NEP is a colorless transparent liquid with high polarity, high chemical stability, and high thermal stability. Its boiling point is 82-83 (-101.3 Kpa), refractive index is 1.4665, density is 0.994. It has high solubility, low vapor pressure, and low dielectric constant. It can be used as a highly efficient selective solvent, catalyst, and cationic surfactant in industry.
N-Ethyl-2-pyrrolidone Usage
Novel Environmentally Friendly Crosslinking Solvent: A highly polar, chemically stable, aprotic, high-boiling-point solvent.
Lithium-ion Battery Manufacturing: Used as a highly efficient dissolving and dispersing medium for lithium-ion battery cathode electrode slurries in the new energy field.
Electronics and Semiconductor Cleaning: Used as a photoresist stripper, high-precision cleaning agent, and flux residue remover in integrated circuit, microelectronic chip manufacturing, and LCD production lines.
Polymer Polymerization Reaction Medium: Used as a blending solvent in high-performance polymer reaction synthesis and spinning and coating processes.
Pesticides and Fine Synthetic Additives: Used as an environmentally friendly co-solvent for highly penetrating pesticide emulsifiable concentrates in modern agricultural chemicals; and as an aprotic polar medium for specific nucleophilic substitution reactions in pharmaceutical synthesis.
N-Ethyl-2-pyrrolidone Product safety, handling, and storage
Keep away from heat, sparks, and flame. Keep away from sources of ignition. Keep the container closed when not in use. Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
Packing: 200kg/drum
NW for 20’FCL with pallets: 1600kg (80drums )