Description

1,1'-Isophthaloylbiscaprolactam is a high-purity chemical intermediate, specifically a bis-caprolactam derivative of isophthalic acid. This compound is valued for its role as a versatile building block in the synthesis of advanced polymers and specialty chemicals. It is essential for manufacturers in the polymer, pharmaceutical, and high-performance materials industries seeking to develop products with enhanced thermal and mechanical properties.

Application

• As a key monomer or chain extender in the production of high-performance polyamides (nylons) and copolyamides.
• In the synthesis of thermoplastic elastomers and engineering plastics requiring improved heat resistance and toughness.
• As a cross-linking agent or modifier in specialty adhesive and coating formulations.
• Utilized in pharmaceutical research as an intermediate for constructing complex active pharmaceutical ingredients (APIs) or drug delivery systems.
• In the development of advanced composite materials for automotive and aerospace applications.
• As a precursor for dendrimers and other precisely structured macromolecules.

Basic Information

Product Name	1,1'-Isophthaloylbiscaprolactam
CAS No.	7381-13-7
Molecular Formula	C22H28N2O4
Molecular Weight	384.47 g/mol
Synonyms	1,1'-(1,3-Phenylenedicarbonyl)bis(azepan-2-one); N,N'-Isophthaloylbis(ε-caprolactam); Isophthaloyl Bis(ε-caprolactam); 1,3-Bis(2-oxoazepan-1-ylcarbonyl)benzene; Isophthalic Acid Bis(ε-caprolactam); IBCC; Caprolactam Isophthaloyl Derivative
EINECS	Contact for details

Quality Control

Our 1,1'-Isophthaloylbiscaprolactam 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 and test results is provided with each shipment to guarantee 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). The product may be hygroscopic; keep the container tightly sealed to minimize exposure to atmospheric moisture.

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	≤ 0.5%
Heavy Metals	≤ 10 ppm

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