PRODUCTS > N-Ethyl-2-pyrrolidone
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N-Ethyl-2-pyrrolidone

N-Ethyl-2-pyrrolidone (NEP), Cas:2687-91-4, molecular formula C6H11NO, molecular weight 113.16, colorless or light yellow liquid, its boiling point is 212℃ (atmospheric pressure), flash point is 90.3℃ (closed cup).It is an important fine chemical intermediate and polar solvent, widely used in lithium ion batteries, polymer materials, medicine, chemical additives and other fields and industries.

Specifications as below:

Item Index
Reagent    grade Electronic    grade Industrial    grade Common    grade
Purity/(wt%)≥99.8≥99.5≥99≥98.5
Moisture/(wt%)≤0.03≤0.05≤0.1≤0.3
Color    Hazen ≤15≤20≤30≤40
Density (D420g/ml)0.990~0.999
Refractivity(ND20)1.465~1.467
pH Value(10%,v/v)7~10——
Free amines/(wt%)≤0.005≤0.01≤0.02——