Description

n-Methylcaprolactam is a high-purity, versatile organic solvent and chemical intermediate. This compound is valued for its excellent solvating power, high boiling point, and thermal stability, making it a critical component in advanced manufacturing processes. It is primarily utilized by industries involved in polymer synthesis, specialty chemical production, and high-performance material formulation.

Application

• Polymer Industry: As a solvent and reaction medium for the synthesis of high-performance polymers like polyamides and polyurethanes.
• Chemical Synthesis: Acts as a key intermediate and polar aprotic solvent in organic synthesis, particularly for pharmaceuticals and agrochemicals.
• Electronics Manufacturing: Used in photoresist stripping and as a cleaning agent for precision electronic components due to its purity.
• Gas Treatment: Employed as an absorbent for acid gases like hydrogen sulfide and carbon dioxide in natural gas processing.
• Coating & Adhesive Formulation: Serves as a high-boiling solvent in specialty coatings, inks, and adhesives to control evaporation rate and film formation.
• Lithium-Ion Battery Electrolytes: Investigated as a component or co-solvent in advanced electrolyte formulations for improved battery performance and safety.

Basic Information

Product Name	n-Methylcaprolactam
CAS No.	2556-73-2
Molecular Formula	C7H13NO
Molecular Weight	127.18 g/mol
Synonyms	1-Methylazepan-2-one; N-Methyl-ε-caprolactam; 1-Methyl-2-oxohexamethylenimine; 2-Oxo-1-methylhexamethyleneimine; N-Methylcaprolactam; Methylcaprolactam; N-Methyl-ε-caprolactam; N-Methyl-2-oxohexamethylenimine
EINECS	219-872-4

Quality Control

Our n-Methylcaprolactam is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing, including chromatography and spectroscopy, to ensure it meets precise purity and consistency standards. A Certificate of Analysis (COA) detailing all specifications is provided with each shipment to guarantee traceability and compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents, strong acids, and strong bases. The container should be kept tightly sealed to minimize moisture absorption.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 99.0%
Water Content (KF)	≤ 0.1%
Refractive Index (n20D)	1.4780 - 1.4820
Density (20°C)	1.010 - 1.030 g/mL
Boiling Point	~ 245°C

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