Description

N,N,N',N'-Tetrakis(2-Hydroxy-3,5-Dimethylbenzyl)Ethylenediamine is a specialized phenolic amine derivative, functioning as a high-performance chelating agent and antioxidant. Its molecular structure is engineered to provide superior metal ion sequestration and radical scavenging capabilities, which are critical for stabilizing sensitive formulations and processes. This compound is essential for manufacturers in the polymer, lubricant, and specialty chemical industries seeking to enhance product longevity and performance under oxidative stress.

Application

• Polymer Stabilizer: Acts as a highly effective antioxidant and metal deactivator in polyolefins (e.g., polyethylene, polypropylene) and engineering plastics to prevent thermal and oxidative degradation during processing and end-use.
• Lubricant & Fuel Additive: Serves as a multifunctional additive in synthetic lubricants, greases, and industrial fuels to inhibit oxidation, reduce sludge formation, and extend service life.
• Chelating Agent in Catalysis: Used as a ligand in transition metal catalysis for various organic synthesis reactions, including polymerizations and fine chemical manufacturing.
• Rubber Antioxidant: Imparts antioxidant properties to synthetic rubbers and elastomers, protecting against cracking and loss of elasticity caused by heat and oxygen exposure.
• Corrosion Inhibitor: Formulated into coatings and metalworking fluids to chelate pro-oxidant metal ions, thereby preventing catalytic oxidation and corrosion on metal surfaces.
• Specialty Chemical Intermediate: Employed in the synthesis of more complex antioxidant molecules and functional materials requiring a sterically hindered phenolic core.

Basic Information

Product Name	N,N,N',N'-Tetrakis(2-Hydroxy-3,5-Dimethylbenzyl)Ethylenediamine
CAS No.	142647-87-8
Molecular Formula	C46H56N2O4
Molecular Weight	700.95 g/mol
Synonyms	Ethylenediamine, N,N,N',N'-tetrakis(2-hydroxy-3,5-dimethylbenzyl)-; Tetrakis(2-hydroxy-3,5-dimethylbenzyl)ethylenediamine; Phenolic amine antioxidant; THDBED; Antioxidant 142647-87-8; Multifunctional phenolic amine; N,N,N',N'-Tetrakis(2-hydroxy-3,5-dimethylbenzyl)-1,2-ethanediamine
EINECS	Contact for details

Quality Control

Our N,N,N',N'-Tetrakis(2-Hydroxy-3,5-Dimethylbenzyl)Ethylenediamine is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets precise specifications for industrial and specialty applications. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with each shipment to guarantee consistency and performance.

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 material is easily oxidized and should be stored under an inert atmosphere (e.g., nitrogen) for long-term preservation. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Heavy Metals (as Pb)	≤ 10 ppm

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