Description

4-Methoxy-2,3,5,6-Tetramethylphenol is a multi-substituted phenolic compound characterized by its unique sterically hindered structure. This molecular architecture provides enhanced stability against oxidation, making it a valuable intermediate and functional additive in advanced chemical synthesis. It is primarily utilized by manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries where controlled reactivity and antioxidant properties are required.

Application

• Pharmaceutical Intermediate: Used in the synthesis of complex drug molecules, particularly where steric hindrance is needed to direct chemical reactions or protect functional groups.
• Antioxidant Precursor: Serves as a key building block for the production of high-performance phenolic antioxidants used in plastics, fuels, and lubricants.
• Agrochemical Synthesis: Employed in the manufacture of certain pesticides and herbicides, leveraging its phenolic core for bioactivity.
• Polymer Stabilizer: Functions as a monomer or additive to impart oxidative stability to specialty polymers and resins.
• Chemical Research & Development: A valuable reagent in organic chemistry R&D for studying hindered phenol chemistry and developing new catalytic systems.
• Flavor & Fragrance Ingredient: Used in the synthesis of certain aroma chemicals due to its methoxy and methyl substituted phenolic structure.

Basic Information

Product Name	4-Methoxy-2,3,5,6-Tetramethylphenol
CAS No.	19587-93-0
Molecular Formula	C11H16O2
Molecular Weight	180.24 g/mol
Synonyms	2,3,5,6-Tetramethyl-4-methoxyphenol; 4-Methoxy-2,3,5,6-tetramethylphenol; Phenol, 4-methoxy-2,3,5,6-tetramethyl-; 2,6-Dihydroxy-3,4,5-trimethylanisole (related); Tetramethylmethoxyphenol; 4-Methoxydurenol; Durenol methyl ether
EINECS	Contact for details

Quality Control

Our 4-Methoxy-2,3,5,6-Tetramethylphenol is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide detailed Certificates of Analysis (COA) that document key parameters including assay, impurity profile, and physical characteristics. Our quality commitment aligns with cGMP principles where applicable, ensuring reliability for critical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from strong oxidizing agents, strong acids, and strong bases. The compound may be light-sensitive; prolonged exposure to direct light should be avoided.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	88°C - 92°C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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