Description

2,2'-(2-Methylpropylidene)Bis[4,6-Xylenol] is a high-purity phenolic compound, specifically a bisphenol derivative, widely recognized for its role as a key intermediate and antioxidant. Its molecular structure provides excellent stability, making it a valuable component in the synthesis of advanced polymers and as a stabilizer in various industrial formulations. This product is essential for manufacturers in the polymer, specialty chemical, and material science sectors seeking reliable, high-performance additives and building blocks.

Application

• Primary intermediate in the synthesis of high-performance polymers and resins.
• Antioxidant and stabilizer additive for plastics, rubber, and elastomers to prevent thermal and oxidative degradation.
• Key raw material in the production of specialty chemicals, including epoxy hardeners and phenolic novolacs.
• Stabilizing agent in lubricants, greases, and industrial fluids to extend service life.
• Chemical building block for advanced material research and development.
• Component in adhesive and coating formulations requiring enhanced durability.

Basic Information

Product Name	2,2'-(2-Methylpropylidene)Bis[4,6-Xylenol]
CAS No.	33145-10-7
Molecular Formula	C21H28O2
Molecular Weight	312.45 g/mol
Synonyms	2,2'-Isopropylidenebis(4,6-dimethylphenol); 4,4'-Isopropylidenebis(2,6-dimethylphenol); Bis(4-hydroxy-3,5-dimethylphenyl)propane; Phenol, 4,4'-(1-methylethylidene)bis[2,6-dimethyl-; Antioxidant 702; AO 702; Lowinox 22M46; Bisphenol DM
EINECS	Contact for details

Quality Control

Our 2,2'-(2-Methylpropylidene)Bis[4,6-Xylenol] is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for assay and impurity profiling. A Certificate of Analysis (COA) detailing purity, identity, and specific test results is provided with every shipment to guarantee compliance with your technical requirements.

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 an inert atmosphere. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Melting Point	155 - 160 °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.