Description

n-(3-Aminopropyl)-N'-[3-[(3-Aminopropyl)Amino]Propyl]Propane-1,3-Diamine is a high-purity, branched polyamine compound characterized by its multiple primary amine functionalities. This structure is critical for applications requiring strong chelating, cross-linking, and catalytic properties, offering superior performance in demanding chemical syntheses and formulations. It is an essential intermediate for manufacturers in the polymer, epoxy curing agent, and specialty chemical sectors who require reliable, high-quality raw materials for advanced material development.

Application

• Epoxy Curing Agent & Hardener: Acts as a high-performance, low-temperature curing agent for epoxy resins, providing excellent mechanical strength and chemical resistance in coatings, adhesives, and composites.
• Polymer & Polyamide Synthesis: Serves as a key monomer or chain extender in the production of nylon-type polymers, polyurethanes, and other specialty polyamides.
• Chelating Agent & Ion Exchange Resins: Utilized in the formulation of chelating resins and ligands for water treatment, metal recovery, and catalysis due to its strong affinity for transition metal ions.
• Corrosion Inhibitor Intermediate: Used in the synthesis of additives for fuel, lubricant, and coolant formulations to protect metal surfaces.
• Pharmaceutical & Agrochemical Intermediate: Functions as a versatile building block for synthesizing active pharmaceutical ingredients (APIs) and agrochemicals.
• Surface Modifier & Adhesion Promoter: Applied to modify surface properties of materials like glass, silica, and metals to enhance adhesion in coatings and composite materials.

Basic Information

Product Name	n-(3-Aminopropyl)-N'-[3-[(3-Aminopropyl)Amino]Propyl]Propane-1,3-Diamine
CAS No.	13274-42-5
Molecular Formula	C12H32N6
Molecular Weight	260.43 g/mol
Synonyms	Tetraethylenepentamine (TEPA); N,N'-Bis(3-aminopropyl)-1,3-propanediamine; 3,3'-[1,3-Propanediylbis(iminopropylimino)]dipropylamine; 1,1,4,7,7-Penta(aminopropyl)diethylenetriamine; N1,N4-Bis(3-aminopropyl)-1,4-diaminobutane; 3,3'-[1,3-Propanediylbis[(3-aminopropyl)imino]]bis-1-propanamine; Bis(3-aminopropyl)aminopropylamine polymer; Polyamine AEEA derivative
EINECS	Contact for details

Quality Control

Our n-(3-Aminopropyl)-N'-[3-[(3-Aminopropyl)Amino]Propyl]Propane-1,3-Diamine is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing, including assay by titration and impurity profiling, to ensure it meets the high-purity standards required for industrial and fine chemical synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and specific parameters is provided with each shipment to guarantee traceability and consistency.

Storage

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

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid
Identification (IR)	Conforms to structure
Assay (Titration)	≥ 95.0%
Water Content (KF)	≤ 1.0%
Primary Amine Value	Contact for details
Total Amine Value	Contact for details
Specific Gravity (20°C)	~0.98 - 1.02

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