Description

1,1'-(1,6-Dioxo-1,6-Hexanediyl)Bis[Hexahydro-2H-Azepin-2-One] is a high-purity, symmetrical bis-caprolactam derivative used as a specialized building block in advanced polymer synthesis. This compound is valued for its role in creating novel polyamide and polyurethane materials with enhanced thermal and mechanical properties. It is primarily sought by R&D chemists and process engineers in the specialty polymer, pharmaceutical intermediate, and advanced material science sectors for developing high-performance resins and fine chemicals.

Application

• Specialty Polymer Synthesis: A key monomer for producing novel nylons (polyamides) and segmented copolymers with tailored flexibility and heat resistance.
• Pharmaceutical Intermediates: Serves as a sophisticated scaffold or linker in the research and development of new active pharmaceutical ingredients (APIs).
• Advanced Material Science: Used in the creation of high-performance engineering plastics, coatings, and adhesives requiring specific chain length and symmetry.
• Cross-linking Agent: Functions as a difunctional cross-linker in polyurethane and other thermoset resin systems to modify network density and properties.
• Chemical Research: Employed in academic and industrial R&D as a model compound for studying polymerization kinetics and new macromolecular architectures.

Basic Information

Product Name	1,1'-(1,6-Dioxo-1,6-Hexanediyl)Bis[Hexahydro-2H-Azepin-2-One]
CAS No.	3217-52-5
Molecular Formula	C18H28N2O4
Molecular Weight	336.43 g/mol
Synonyms	1,1'-Adipoylbis(hexahydro-2H-azepin-2-one); 1,1'-Adipoylbis(ε-caprolactam); N,N'-Adipoylbiscaprolactam; Bis(hexahydro-2H-azepin-2-one), 1,1'-(1,6-dioxo-1,6-hexanediyl)bis-; Adipic Acid Bis(ε-caprolactam); Adipoyl Biscaprolactam; 1,6-Bis(2-oxoazepan-1-yl)hexane-1,6-dione; ε-Caprolactam adipic acid diester
EINECS	221-746-9

Quality Control

Our production of 1,1'-(1,6-Dioxo-1,6-Hexanediyl)Bis[Hexahydro-2H-Azepin-2-One] adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity for demanding applications. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, identity, and impurity profiles. Our quality system is designed to support cGMP and ISO standards for customers in regulated industries.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); containers must be kept tightly sealed after opening to prevent degradation from atmospheric moisture. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Heavy Metals	≤ 20 ppm
Residual Solvents (GC)	Meets ICH guidelines

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