Description

n-Octyl-p-Anisidine is a specialized aromatic amine derivative, recognized for its role as a high-performance antioxidant and intermediate in advanced chemical synthesis. Its value lies in its ability to inhibit oxidative degradation, thereby extending the functional lifespan of sensitive materials and formulations. This compound is essential for manufacturers in the polymer, lubricant, and specialty chemical industries seeking to enhance product stability and performance under demanding conditions.

Application

• Polymer Stabilizer: Acts as a primary antioxidant in polyolefins (e.g., polyethylene, polypropylene) and synthetic rubbers to prevent thermal and oxidative degradation during processing and service life.
• Lubricant & Fuel Additive: Used in formulating engine oils, industrial lubricants, and fuels to inhibit gum formation, control viscosity increase, and protect against oxidation.
• Chemical Intermediate: Serves as a key building block in the synthesis of more complex antioxidants, UV stabilizers, and other specialty organic compounds.
• Adhesive & Sealant Formulations: Incorporated to improve the aging characteristics and long-term adhesive strength of polyurethane and other polymer-based adhesives.
• Elastomer Protection: Enhances the durability of synthetic elastomers used in automotive components, belts, and hoses by scavenging free radicals.

Basic Information

Product Name	n-Octyl-p-Anisidine
CAS No.	16663-87-9
Molecular Formula	C₁₅H₂₅NO
Molecular Weight	235.37 g/mol
Synonyms	4-(Octyloxy)-N-(4-methoxyphenyl)aniline; p-Anisidine, N-octyl-; N-Octyl-4-methoxyaniline; Antioxidant 688; Octylated p-anisidine; AO-688; N-(4-Methoxyphenyl)octan-1-amine; 4-Octyloxy-4'-methoxydiphenylamine
EINECS	240-719-6

Quality Control

Our n-Octyl-p-Anisidine is produced under a strict quality management system. Every batch undergoes comprehensive analytical testing, including assay by HPLC and identification by FT-IR, to ensure it meets the high-purity standards required for industrial applications. A Certificate of Analysis (COA) detailing purity, physical properties, and impurity profiles is provided with each shipment to guarantee traceability and compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). This material is easily oxidized; for long-term storage, maintaining an inert atmosphere (e.g., under nitrogen) is recommended to preserve product integrity. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to light yellow crystalline powder or flakes
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.5%
Melting Point	48 - 52 °C
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.