Description

n-(2-Hydroxyethyl)-1,3-propanediamine is a versatile bifunctional organic compound featuring both a primary amine and a hydroxyl group on a diamine backbone. This unique structure makes it a valuable intermediate for synthesizing polymers, surfactants, and corrosion inhibitors, offering excellent chelating and cross-linking properties. It is primarily utilized by manufacturers in the polymer, textile, personal care, and water treatment industries seeking to develop high-performance materials and formulations.

Application

• Epoxy Curing Agent & Hardener: Serves as a reactive amine-based curing agent for epoxy resins, contributing to improved flexibility and adhesion in coatings, adhesives, and composites.
• Polyamide & Polyurethane Synthesis: Acts as a key monomer or chain extender in the production of specialty polyamides and polyurethanes, enhancing mechanical and thermal properties.
• Corrosion Inhibitor Intermediate: Used to formulate effective corrosion inhibitors for industrial cooling water systems, metalworking fluids, and fuel additives.
• Chelating Agent & Surfactant Precursor: Its amine functionality allows it to be modified into chelating agents for metal ion control or into cationic surfactants for personal care and textile applications.
• Pharmaceutical & Agrochemical Intermediates: Employed in the synthesis of active pharmaceutical ingredients (APIs) and agrochemicals due to its reactive amine sites.
• Gas Treating Agent: Can be utilized in formulations for acid gas (e.g., CO2, H2S) scrubbing processes in natural gas purification and refining.

Basic Information

Product Name	n-(2-Hydroxyethyl)-1,3-propanediamine
CAS No.	4461-39-6
Molecular Formula	C5H14N2O
Molecular Weight	118.18 g/mol
Synonyms	N-(2-Hydroxyethyl)-1,3-diaminopropane; 3-[(2-Hydroxyethyl)amino]propylamine; 1,3-Propanediamine, N-(2-hydroxyethyl)-; N-(2-Hydroxyethyl)propane-1,3-diamine; HEPD; HE-PDA; Aminoethylethanolamine (related isomer); N-(2-Hydroxyethyl)-1,3-propanediamine
EINECS	224-709-1

Quality Control

Our n-(2-Hydroxyethyl)-1,3-propanediamine is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets precise specifications for purity, identity, and physical properties. A comprehensive Certificate of Analysis (COA) detailing assay, impurity profile, and other critical parameters is provided with every shipment to guarantee traceability and compliance with your quality 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). This product is hygroscopic (moisture-sensitive); containers must be kept tightly sealed to prevent absorption of atmospheric moisture and carbon dioxide, which can degrade product quality.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC or Titration)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Color (APHA)	≤ 50
Specific Gravity (20°C)	0.990 - 1.010
Refractive Index (20°C)	1.480 - 1.490

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