Description

Didecylamine is a high-purity, long-chain secondary amine with the CAS registry number 1120-49-6. This compound serves as a versatile intermediate and additive, valued for its strong basicity and solubility in organic media. It is essential for manufacturers in sectors requiring corrosion inhibitors, surfactants, and synthesis of quaternary ammonium compounds. Its properties make it a critical raw material for producing high-performance specialty chemicals.

Application

• Corrosion Inhibitor Intermediate: A key building block for formulating high-efficiency corrosion inhibitors used in fuel additives, metalworking fluids, and industrial cleaning systems.
• Surfactant & Emulsifier Synthesis: Employed in the production of cationic and amphoteric surfactants for personal care, agrochemicals, and textile processing.
• Quaternary Ammonium Compound (Quat) Production: Acts as a primary amine source for manufacturing biocides, fabric softeners, and phase transfer catalysts.
• Epoxy Curing Agent & Modifier: Used as a curing agent or modifier in epoxy resin systems to alter flexibility, adhesion, and chemical resistance.
• Pharmaceutical & Agrochemical Intermediates: Serves as a synthetic intermediate in the production of active pharmaceutical ingredients (APIs) and specialized agrochemicals.
• Lubricant & Fuel Additive: Functions as an additive precursor to improve the detergency, dispersancy, and anti-wear properties of lubricants and fuels.
• Ion Exchange & Extraction Agent: Utilized in solvent extraction processes for metal recovery and in the formulation of ion-exchange resins.
• Rubber & Polymer Additive: Acts as an antioxidant, stabilizer, or processing aid in rubber compounding and polymer manufacturing.

Basic Information

Product Name	Didecylamine
CAS No.	1120-49-6
Molecular Formula	C₂₀H₄₃N
Molecular Weight	297.57 g/mol
Synonyms	Di-n-decylamine; Didecylamine; N-Decyldecylamine; Bis(1-decyl)amine; Di(decyl)amine; N,N-Didecylamine; DDA; 1-Decylamine, N-decyl-; Amine C10
EINECS	214-315-6

Quality Control

Our Didecylamine is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including assay by titration and impurity profile analysis by GC, to ensure it meets the high standards required for industrial and fine chemical synthesis. Certificates of Analysis (COA) documenting purity, identity, and key physical parameters are 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). Keep away from strong acids and oxidizing agents. Due to its basic nature and organic solvent compatibility, ensure containers are kept tightly sealed to prevent moisture absorption and contamination.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0 %
Water Content (KF)	≤ 0.5 %
Density (20°C)	0.80 - 0.82 g/mL
Refractive Index (20°C)	1.440 - 1.445
Boiling Point	~ 350 °C
Flash Point	> 110 °C

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