N-Ethyl-2-Pyrrolidone NEP CAS 2687-91-4

N-Ethyl-2-Pyrrolidone NEP CAS 2687-91-4

What is N-Ethyl-2-Pyrrolidone?

N-Ethyl-2-Pyrrolidone is a highly polar organic solvent. Its characteristics includes high chemical stability, weak alkalinity, high solubility, low vapor pressure, and low dielectric constant. NEP is an efficient selective solvent, catalyst, and cationic surfactant.

Product name: N-Ethyl-2-Pyrrolidone

Synonym: 1-Ethyl-2-pyrrolidone ; N-ethyl pyrrolidone ; n ethylpyrrolidone ; NEP

CAS: 2687-91-4

Formula: C6H11NO

Molecular Weight: 99.134

Boiling Point: 202℃

Flash Point: 95℃

EINECS NO.: 220-250-6

Appearance: Colorless transparent Liquid

Odor: Weak odor

Specification

Item Specification
AppearanceColorless transparent liquid
Assay≥99.50%
Water≤0.10%
Color, APHA≤25.00

Uses

N-Ethyl-2-Pyrrolidone is a strong polar organic solvent for various polymers. It includes polyvinylpyrrolidone (PVP), polyvinyl chloride (PVC), PPS and PI.

1-Ethyl-2-pyrrolidone is a material in pharmaceuticals particularly in transdermal patches, agrochemicals especially pesticide, coating solvent, adhesives , dyeing and printing in the textile , cosmetics and personal care products.

It also has excellent cleaning and degreasing properties. It is used in industrial cleaning applications, such as cleaning electronic components and machinery.

Electronic grade N-ethyl pyrrolidone has important uses in lithium batteries and electronics industry. NEP is as a photoresist stripper, which is helpful for removing photoresist coatings from silicon wafers during the manufacturing of integrated circuits.

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