Description

2,5-Dimethylhexane-2,5-Diamine is a versatile aliphatic diamine characterized by its two primary amino groups on a branched hydrocarbon backbone. This structure makes it a valuable intermediate for synthesizing high-performance polymers, corrosion inhibitors, and specialty surfactants. It is particularly sought after by manufacturers in the polymer, coatings, and oilfield chemical industries for its role in creating products with enhanced thermal stability and chemical resistance.

Application

• Epoxy Curing Agent & Hardener: A key component in formulating high-performance epoxy resin systems for coatings, adhesives, and composites.
• Polyamide & Polyurea Synthesis: Serves as a monomer for producing specialized polyamides and polyurea elastomers with excellent mechanical properties.
• Corrosion Inhibitor Intermediate: Used in the synthesis of chemicals that protect metal surfaces in industrial cooling systems and oilfield applications.
• Surfactant and Demulsifier Production: Acts as a building block for creating cationic surfactants and oilfield demulsifiers.
• Pharmaceutical & Agrochemical Intermediates: Employed in the synthesis of active ingredients and other fine chemicals.
• Chelating Agent Precursor: Used to develop ligands for metal ion sequestration in water treatment and process chemistry.

Basic Information

Product Name	2,5-Dimethylhexane-2,5-Diamine
CAS No.	23578-35-0
Molecular Formula	C8H20N2
Molecular Weight	144.26 g/mol
Synonyms	2,5-Diamino-2,5-dimethylhexane; N,N'-Dimethylethylenediamine (branched isomer); 2,5-Dimethyl-2,5-hexanediamine; 2,5-Dimethylhexamethylenediamine; 2,5-Dimethyl-1,6-hexanediamine; 2,5-Dimethylhexane-1,6-diamine; Tetramethylbutanediamine; TMBDA
EINECS	Contact for details

Quality Control

Our 2,5-Dimethylhexane-2,5-Diamine is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including assay by titration and impurity profile analysis by GC, to ensure it meets precise specifications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and physical parameters is provided with every shipment to guarantee traceability and compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong acids and oxidizing agents. Due to its basic nature and reactivity, it is recommended to store under an inert atmosphere (e.g., nitrogen) for long-term preservation of quality. Recommended storage temperature: 15-25°C.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Specific Gravity (20°C)	0.84 - 0.86
Refractive Index (20°C)	1.440 - 1.445

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