Description

N,N'-Bis(8-Aminooctyl)-1,8-Octanediamine is a high-purity, long-chain polyamine compound with multiple reactive primary amine groups. This structure makes it a valuable and versatile building block for synthesizing advanced polymers, dendrimers, and specialty surfactants. It is essential for R&D and production in industries such as polymer chemistry, epoxy curing, and surface modification.

Application

• Polymer Synthesis: A key monomer for producing high-performance polyamides, polyimides, and polyurea resins with enhanced thermal and mechanical properties.
• Epoxy Curing Agent: Functions as a high-performance curing agent for epoxy resins, contributing to improved crosslink density, chemical resistance, and toughness in coatings and composites.
• Dendrimer & Hyperbranched Polymer Production: Serves as a core or branching unit in the controlled synthesis of complex dendritic macromolecular architectures.
• Surface Modification & Coupling Agent: Used to modify surfaces (e.g., silica, metals) and act as a coupling agent to improve adhesion between organic polymers and inorganic substrates.
• Chelating Agent Precursor: A precursor for synthesizing specialized chelating ligands used in metal ion sequestration and catalysis.
• Pharmaceutical & Agrochemical Intermediates: Employed in the synthesis of active pharmaceutical ingredients (APIs) and agrochemicals requiring specific amine functionalities.

Basic Information

Product Name	N,N'-Bis(8-Aminooctyl)-1,8-Octanediamine
CAS No.	15518-46-4
Molecular Formula	C24H54N4
Molecular Weight	398.72 g/mol
Synonyms	1,8-Octanediamine, N,N'-bis(8-aminooctyl)-; N,N'-Bis(8-aminooctyl)octane-1,8-diamine; 3,6,9,12,15,18,21,24-Octaazapentatriacontane-1,35-diamine; Polyamine A-100 (trade name example); Long-chain tetraamine; Octamethylenediamine, N,N'-bis(8-aminooctyl)-; Tetrafunctional C8 amine
EINECS	Contact for details

Quality Control

Our N,N'-Bis(8-Aminooctyl)-1,8-Octanediamine is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure it meets precise specifications for identity, purity, and functionality. A comprehensive Certificate of Analysis (COA) detailing assay, impurity profile, and physical characteristics is provided with each shipment to guarantee consistency and support your quality assurance protocols.

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). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to prevent moisture absorption, which can affect product quality. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 1.0%
Primary Amine Value	Contact for details
Specific Gravity (20°C)	Contact for details

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