Description

n-Octyl-Ethylene-1,2-Diamine is a versatile, medium-chain aliphatic diamine featuring both primary and secondary amine functionalities. This unique structure makes it a valuable intermediate and building block for synthesizing a wide range of specialty chemicals. It is particularly sought after by manufacturers in the polymer, surfactant, and pharmaceutical sectors. The compound is commercially available under CAS NO 40510-21-2.

Application

• Epoxy Curing Agent & Hardener: Acts as a reactive crosslinker for epoxy resins, imparting flexibility and chemical resistance to coatings, adhesives, and composites.
• Corrosion Inhibitor Intermediate: Used in the synthesis of high-performance additives for fuel, lubricant, and metalworking fluid formulations.
• Surfactant & Detergent Building Block: Serves as a key raw material for producing cationic and amphoteric surfactants with excellent emulsifying and conditioning properties.
• Polyamide & Polyurea Synthesis: A monomer for creating specialty nylons, polyamides, and polyurea elastomers with tailored mechanical and thermal characteristics.
• Pharmaceutical & Agrochemical Intermediate: Utilized in the synthesis of active pharmaceutical ingredients (APIs) and crop protection agents.
• Chelating Agent Precursor: Basis for manufacturing ligands and chelating agents used in water treatment and metal ion sequestration.
• Gas Treating Agent: Employed in formulations for acid gas (CO2, H2S) scrubbing in natural gas processing and refining.
• Textile & Leather Auxiliary: Functions as a softening agent, dye fixative, or processing aid in textile and leather finishing.

Basic Information

Product Name	n-Octyl-Ethylene-1,2-Diamine
CAS No.	40510-21-2
Molecular Formula	C10H24N2
Molecular Weight	172.31 g/mol
Synonyms	N-(2-Aminoethyl)-1-octanamine; 1-Octyl-1,2-ethanediamine; N-Octylethylenediamine; 1,2-Ethanediamine, N-octyl-; N-Octyl-1,2-ethanediamine; 2-[(Octylamino)ethyl]amine; Octylaminoethylamine; N-Octyl-ethylenediamine
EINECS	254-967-5

Quality Control

Our n-Octyl-Ethylene-1,2-Diamine is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including assay, identity confirmation, and impurity profiling, to ensure it meets the high standards required for industrial and fine chemical synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, physical properties, and test results is provided with every shipment.

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; ensure containers are kept tightly sealed to exclude moisture and stored separately from strong acids and oxidizing agents.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Density (20°C)	0.84 - 0.86 g/mL
Refractive Index (n20D)	1.450 - 1.455

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