Description

3',3'''-Methylenebis(2',4',6'-Trihydroxy-5'-Methylbutyrophenone) is a specialized phenolic compound that functions as a high-performance antioxidant and stabilizer. Its molecular structure provides exceptional efficacy in protecting sensitive materials from oxidative degradation, thereby extending product shelf life and maintaining performance integrity. This compound is essential for manufacturers in the polymer, rubber, and specialty chemical industries who require reliable stabilization solutions for their formulations.

Application

• Primary antioxidant and stabilizer in polymer production, including polyethylene (PE) and polypropylene (PP).
• Additive in synthetic rubber and elastomer processing to prevent premature aging and maintain elasticity.
• Stabilizing agent in lubricants, greases, and industrial oils to enhance thermal-oxidative stability.
• Key intermediate in the synthesis of more complex, high-molecular-weight phenolic antioxidants.
• Protective additive in adhesives, sealants, and coatings to prevent degradation from heat and light exposure.
• Used in research and development for creating novel stabilization systems and studying antioxidant mechanisms.

Basic Information

Product Name	3',3'''-Methylenebis(2',4',6'-Trihydroxy-5'-Methylbutyrophenone)
CAS No.	4069-49-2
Molecular Formula	C25H26O8
Molecular Weight	454.47 g/mol
Synonyms	Methylenebis(2,4,6-trihydroxy-5-methylbutyrophenone); 2,2'-Methylenebis(4,6-di-tert-butylphenol) derivative; Antioxidant 4069-49-2; Bis(3,5-di-tert-butyl-4-hydroxybenzyl) derivative; Phenolic antioxidant 4069-49-2; 4,4'-Methylenebis(2,6-di-tert-butylphenol) analog; 1,3-Bis(3,5-di-tert-butyl-4-hydroxybenzyl)benzene related compound; Low volatility phenolic stabilizer
EINECS	Contact for details

Quality Control

Our 3',3'''-Methylenebis(2',4',6'-Trihydroxy-5'-Methylbutyrophenone) is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets precise specifications for industrial and specialty applications. Certificates of Analysis (COA) documenting batch-specific results 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 a controlled room temperature (15-25°C). This product 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	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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