Description

Methylenebis[Dinonylphenol] CAS NO 67923-95-9 is a high-molecular-weight phenolic compound primarily used as a versatile chemical intermediate and stabilizer. Its value lies in its ability to act as an antioxidant and a key building block for synthesizing more complex polymers and additives. This product is essential for manufacturers in the polymer, lubricant, and specialty chemical industries seeking to enhance product stability and performance.

Application

• Primary antioxidant and stabilizer in polymers and plastics, including polyolefins and PVC.
• Key intermediate in the synthesis of phenolic resins and epoxy curing agents.
• Additive in lubricants and greases to improve oxidative stability and extend service life.
• Stabilizing component in adhesives and sealants to prevent degradation.
• Intermediate for producing surfactants and other specialty chemicals.
• Used in rubber compounding to protect against heat and oxygen aging.

Basic Information

Product Name	Methylenebis[Dinonylphenol]
CAS No.	67923-95-9
Molecular Formula	C55H86O2
Molecular Weight	779.3 g/mol
Synonyms	4,4'-Methylenebis(2,6-dinonylphenol); Bis(2,6-dinonyl-4-hydroxyphenyl)methane; Dinonylphenol-formaldehyde resin; Phenolic antioxidant; Nonylphenol novolac; Antioxidant 2246-S; Low-volatility phenolic antioxidant; 2,2'-Methylenebis(6-nonyl-p-cresol)
EINECS	Contact for details

Quality Control

Our Methylenebis[Dinonylphenol] is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets defined specifications for identity, purity, and performance. A Certificate of Analysis (COA) documenting key parameters is available for every shipment 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 strong oxidizing agents.

Specification

Item	Specification
Appearance	Light yellow to amber viscous liquid or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Hydroxyl Value	Contact for details
Melting Point	Contact for details
Volatile Matter	≤ 1.0%

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