Description

Phenol, 2,2'-[1,2-Ethanediylbis(Nitrilomethylidyne)]Bis[4,6-Bis(1,1-Dimethylethyl)- is a sterically hindered phenolic compound featuring a Schiff base structure, making it a highly effective and versatile antioxidant and metal deactivator. Its primary value lies in its ability to inhibit oxidative degradation and chelate metal ions that catalyze decomposition, thereby significantly extending the service life of sensitive materials. This product is essential for industries requiring advanced stabilization, including polymer manufacturing, lubricant formulation, and specialty chemical synthesis.

Application

• Polymer Stabilizer: Used as a high-performance antioxidant and metal deactivator in polyolefins (e.g., polyethylene, polypropylene), engineering plastics, and synthetic rubbers to prevent thermal and oxidative degradation during processing and end-use.
• Lubricant & Fuel Additive: Functions as an antioxidant and metal passivator in industrial lubricants, greases, and turbine oils to enhance oxidative stability and prevent sludge formation.
• Specialty Chemical Intermediate: Serves as a key building block for synthesizing more complex hindered amine light stabilizers (HALS) and other advanced additive molecules.
• Adhesive & Sealant Formulation: Incorporated to improve the long-term thermal stability and color retention of hot-melt adhesives and elastomeric sealants.
• Coating Stabilizer: Provides antioxidant protection in coatings and paints, helping to maintain film integrity and prevent embrittlement.

Basic Information

Item	Details
Product Name	Phenol, 2,2'-[1,2-Ethanediylbis(Nitrilomethylidyne)]Bis[4,6-Bis(1,1-Dimethylethyl)-
CAS No.	103595-81-9
Molecular Formula	C34H52N2O2
Molecular Weight	520.80 g/mol
Synonyms	2,2'-Ethylidenebis(4,6-di-tert-butylphenol) Schiff Base; N,N'-Ethylenebis(3,5-di-tert-butyl-4-hydroxybenzylamine); Ethylenebis(oxyethylene)bis(3,5-di-tert-butyl-4-hydroxyhydrocinnamaldehyde); Antioxidant 702; Bis(3,5-di-tert-butyl-4-hydroxybenzylidene)ethylenediamine; Irganox 702 (analog); Ethanediylidenebis(oxy-2,1-ethanediyloxy-2,1-ethanediyl)bis[4,6-bis(1,1-dimethylethyl)phenol]
EINECS	Contact for details

Quality Control

Our production of Phenol, 2,2'-[1,2-Ethanediylbis(Nitrilomethylidyne)]Bis[4,6-Bis(1,1-Dimethylethyl)- adheres to a stringent quality management system. Every batch undergoes rigorous analytical testing to ensure high purity, consistent performance, and compliance with agreed specifications. Comprehensive Certificates of Analysis (COA) documenting identity, assay, and impurity profiles are available upon request to support your quality assurance protocols.

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 heat, sparks, and open flame. This material is light-sensitive (store away from light).

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.