Description

1-Ethyl-2-Pyrrolidone is a high-purity, versatile organic solvent and chemical intermediate. It is valued for its excellent solvency power, high boiling point, and thermal stability, making it a superior alternative to other common polar aprotic solvents. This compound is essential for demanding applications in pharmaceutical synthesis, agrochemical formulation, electronics manufacturing, and advanced polymer research.

Application

• Pharmaceutical Intermediate: Used as a key building block in the synthesis of active pharmaceutical ingredients (APIs) and other fine chemicals.
• Agrochemical Formulation: Serves as a high-performance solvent and co-solvent in pesticides, herbicides, and fungicides.
• Electronics Cleaning Agent: Employed in precision cleaning applications for semiconductors, LCD panels, and circuit boards due to its purity and non-corrosive nature.
• Polymer & Resin Processing: Acts as a reaction medium and solvent in the production of engineering plastics, polyimide precursors, and specialty coatings.
• Lithium-Ion Battery Electrolyte: Utilized as a component in advanced electrolyte formulations for improved battery performance and safety.
• Industrial Cleaning & Degreasing: An effective solvent for removing tough residues, greases, and polymers in industrial maintenance.

Basic Information

Product Name	1-Ethyl-2-Pyrrolidone
CAS No.	2687-91-4
Molecular Formula	C6H11NO
Molecular Weight	113.16 g/mol
Synonyms	N-Ethyl-2-pyrrolidone; N-Ethylpyrrolidinone; 1-Ethylpyrrolidin-2-one; NEP; N-Ethyl-2-pyrrolidinone; 2-Pyrrolidinone, 1-ethyl-; Ethylpyrrolidone
EINECS	220-250-6

Quality Control

Our 1-Ethyl-2-Pyrrolidone is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including Gas Chromatography (GC) and Karl Fischer titration, to ensure it meets the high-purity standards required for sensitive industrial and research applications. A comprehensive Certificate of Analysis (COA) is provided with every shipment to guarantee traceability and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong acids and oxidizing agents. Recommended storage temperature is between 15°C and 25°C (59°F and 77°F). The product is hygroscopic; keep containers tightly sealed to minimize moisture absorption.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms
Assay (GC)	≥ 99.0%
Water Content (KF)	≤ 0.1%
Specific Gravity (20°C)	0.995 - 1.005
Refractive Index (20°C)	1.468 - 1.472

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.