Description

2,6-Dimethyl-4-Nonylphenol CAS NO 67990-03-8 is a high-purity alkylphenol derivative characterized by its branched nonyl chain and sterically hindered phenolic structure. This compound is a critical intermediate and performance additive valued for its antioxidant properties and role in synthesizing specialized polymers and surfactants. It is essential for manufacturers in the polymer, lubricant, and specialty chemical industries seeking to enhance product stability and performance.

Application

• Antioxidant and Stabilizer: Used as a primary or secondary antioxidant in lubricants, fuels, and polymers to inhibit oxidative degradation and extend service life.
• Chemical Intermediate: Serves as a key building block for the synthesis of phenolic resins, epoxy resin modifiers, and other high-value specialty chemicals.
• Surfactant and Emulsifier Precursor: Employed in the production of nonionic surfactants (ethoxylates) for industrial and agricultural formulations.
• Rubber and Elastomer Additive: Functions as an antioxidant and anti-aging agent in the production of synthetic rubbers and thermoplastic elastomers.
• Adhesive and Coating Formulations: Imparts improved thermal stability and weatherability to adhesives, sealants, and protective coatings.
• Oilfield Chemicals: Utilized as a component in drilling fluid additives and corrosion inhibitors for the petroleum industry.

Basic Information

Product Name	2,6-Dimethyl-4-Nonylphenol
CAS No.	67990-03-8
Molecular Formula	C17H28O
Molecular Weight	248.41 g/mol
Synonyms	4-Nonyl-2,6-dimethylphenol; 2,6-Dimethyl-4-nonyl-phenol; Dinonylphenol (mixed isomer reference); Nonylphenol, dimethyl-; Phenol, 4-nonyl-2,6-dimethyl-; Antioxidant DNP; Stabilizer DNP
EINECS	Contact for details

Quality Control

Our 2,6-Dimethyl-4-Nonylphenol is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including assay by GC/HPLC and impurity profiling, to ensure it meets precise specifications for purity and performance. Certificates of Analysis (COA) documenting all critical quality attributes 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). This material is easily oxidized; for long-term storage, consider maintaining under an inert atmosphere such as nitrogen. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Color (APHA)	≤ 50
Water Content	≤ 0.1%

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