Description

4-(Aminomethyl)-1,8-Octanediamine is a versatile, multi-functional aliphatic amine with a unique branched structure. This compound matters as a high-performance building block and crosslinking agent, offering enhanced reactivity and functionality compared to linear diamines. It is primarily needed by manufacturers in the polymer, epoxy resin, and specialty chemical synthesis industries for creating advanced materials with tailored properties.

Application

• Epoxy Curing & Hardening Agent: Used as a high-performance curing agent for epoxy resins, imparting excellent mechanical strength, chemical resistance, and thermal stability to coatings, adhesives, and composites.
• Polyamide & Polyurethane Synthesis: Serves as a key monomer in the production of specialty polyamides (nylons) and polyurethanes, contributing to improved flexibility, adhesion, and durability.
• Corrosion Inhibitor Intermediate: Utilized in the formulation of advanced corrosion inhibitors for industrial water treatment and metalworking fluids.
• Chelating Agent & Metal Ion Scavenger: Its multiple amine groups make it effective for complexing metal ions in various purification and catalytic processes.
• Pharmaceutical & Agrochemical Intermediate: Acts as a valuable synthon in the research and production of active pharmaceutical ingredients (APIs) and agrochemicals.
• Surface Modifier & Coupling Agent: Used to functionalize surfaces of fillers, fibers, and nanoparticles to improve compatibility in composite materials.

Basic Information

Item	Details
Product Name	4-(Aminomethyl)-1,8-Octanediamine
CAS No.	62148-82-7
Molecular Formula	C9H22N2
Molecular Weight	158.29 g/mol
Synonyms	1,8-Diamino-4-(aminomethyl)octane; 4-(Aminomethyl)octane-1,8-diamine; N4-(Aminomethyl)octane-1,8-diamine; 1,8-Octanediamine, 4-(aminomethyl)-; Octanediamine, 4-(aminomethyl)-1,8-; Branched C9 Tetraamine; Multifunctional C9 Amine
EINECS	Contact for details

Quality Control

Our 4-(Aminomethyl)-1,8-Octanediamine is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure high purity and consistent performance. We provide comprehensive Certificates of Analysis (COA) with key parameters including assay, identity, and impurity profiles. Our quality commitment aligns with ISO standards and customer-specific requirements for industrial and research applications.

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 to prevent moisture absorption, which can affect product quality. Keep away from strong oxidizers and acids.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC or Titration)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Specific Gravity (20°C)	0.90 - 0.95
Refractive Index (20°C)	1.460 - 1.470

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