Description

4-Methoxy-2-tert-Butyl-Phenol is a substituted phenol derivative, also known as 2-tert-Butyl-4-methoxyphenol. This compound serves as a versatile chemical intermediate and a highly effective antioxidant, prized for its ability to inhibit oxidation and polymerization in various organic systems. It is essential for manufacturers in the polymer, lubricant, and specialty chemical industries seeking to enhance product stability and shelf life.

Application

• Polymer Stabilizer: Acts as a primary antioxidant in plastics and synthetic rubbers (e.g., polyolefins, ABS) to prevent thermal and oxidative degradation during processing and service life.
• Lubricant & Fuel Additive: Used as an antioxidant additive in industrial lubricants, greases, and fuels to reduce sludge formation and extend operational life.
• Chemical Intermediate: Serves as a key building block in the synthesis of more complex antioxidants, UV stabilizers, and other specialty phenolic compounds.
• Cosmetic & Personal Care: Employed as a stabilizer in formulations containing unsaturated oils and fats to prevent rancidity.
• Adhesive & Sealant Industry: Incorporated to improve the aging resistance and durability of adhesive and sealant products.

Basic Information

Product Name	4-Methoxy-2-tert-Butyl-Phenol
CAS No.	1341-82-8
Molecular Formula	C11H16O2
Molecular Weight	180.24 g/mol
Synonyms	2-tert-Butyl-4-methoxyphenol; 2-tert-Butyl-4-hydroxyanisole; BHA (Butylated Hydroxyanisole); tert-Butyl-4-methoxyphenol; 4-Hydroxy-3-tert-butylanisole; Antioxidant BHA; EINECS 215-661-2; (1,1-Dimethylethyl)-4-methoxyphenol
EINECS	215-661-2

Quality Control

Our 4-Methoxy-2-tert-Butyl-Phenol is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure it meets precise specifications for purity, identity, and performance. Certificates of Analysis (COA) documenting key parameters such as assay, melting point, 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, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and heat sources.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.5%
Melting Point	62 - 65 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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