Description

1-(2-Hydroxyethyl)-η-Caprolactam is a versatile lactam derivative characterized by its hydroxyl-functionalized side chain. This structural feature makes it a valuable reactive intermediate and building block in advanced organic synthesis. It is primarily sought after by manufacturers in the polymer, pharmaceutical, and specialty chemical industries for the development of novel materials and active ingredients.

Application

• Polymer Modification: Acts as a reactive monomer or chain extender in the synthesis of polyamides (nylons) and other specialty polymers, imparting enhanced flexibility, adhesion, or hydrophilicity.
• Pharmaceutical Intermediates: Serves as a key precursor in the synthesis of various active pharmaceutical ingredients (APIs), particularly those requiring a functionalized lactam core structure.
• Crosslinking Agent: Utilized in coatings, adhesives, and resin systems to improve thermal stability, chemical resistance, and mechanical properties.
• Surfactant & Detergent Synthesis: Employed in the production of specialized surfactants and emulsifiers for industrial and personal care applications.
• Chemical Research & Development: Used as a high-purity building block in R&D laboratories for exploring new chemical entities and material science applications.

Basic Information

Product Name	1-(2-Hydroxyethyl)-η-Caprolactam
CAS No.	45889-43-8
Molecular Formula	C8H15NO2
Molecular Weight	157.21 g/mol
Synonyms	2-(2-Oxoazepan-1-yl)ethanol; 1-(2-Hydroxyethyl)azepan-2-one; N-(2-Hydroxyethyl)caprolactam; 1-(2-Hydroxyethyl)hexahydro-2H-azepin-2-one; 2-(Caprolactam-1-yl)ethanol; N-Hydroxyethylcaprolactam; HECL
EINECS	Contact for details

Quality Control

Our 1-(2-Hydroxyethyl)-η-Caprolactam is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. A Certificate of Analysis (COA) detailing specifications such as assay, water content, and related substances is provided with each shipment to guarantee it meets your specific application requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and strong bases.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC/HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%

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