Description

22Thiobis4Methyl6Alphaphenylethylphenol CAS NO 13314-00-6 is a high-performance phenolic antioxidant belonging to the thiobisphenol class. This compound is valued for its exceptional ability to inhibit oxidative degradation and thermal aging in various polymer systems, thereby extending product lifespan and maintaining material integrity. It is a critical additive for manufacturers in the polymer and rubber industries who require reliable stabilization for their high-value materials under demanding conditions.

Application

• Primary antioxidant and stabilizer for synthetic rubbers, including SBR, BR, and NBR.
• Thermal and oxidative stabilizer for engineering plastics and thermoplastic elastomers (TPEs).
• Additive in lubricating oils and greases to prevent viscosity increase and sludge formation.
• Stabilizing agent for adhesives and sealants to enhance shelf-life and performance consistency.
• Protective additive in polyolefins and other polymers susceptible to degradation during processing.
• Used in the formulation of antioxidant blends for synergistic stabilization effects.

Basic Information

Product Name	22Thiobis4Methyl6Alphaphenylethylphenol
CAS No.	13314-00-6
Molecular Formula	C30H30O2S
Molecular Weight	454.62 g/mol
Synonyms	2,2'-Thiobis(4-methyl-6-(1-phenylethyl)phenol); Antioxidant 736; Phenol, 2,2'-thiobis[4-methyl-6-(1-phenylethyl)-]; 4,4'-Thiobis(2-(1-phenylethyl)-5-methylphenol); Lowinox 22M46; AO 736; 2,2'-Thiobis(6-(α-methylbenzyl)-4-methylphenol); Santonox TBMC
EINECS	Contact for details

Quality Control

Our production of 22Thiobis4Methyl6Alphaphenylethylphenol adheres to stringent quality management protocols. Every batch is subjected to comprehensive analytical testing, including identity confirmation, purity assay, and impurity profiling, to ensure it meets precise customer and industry specifications. Certificates of Analysis (COA) documenting all critical quality attributes are provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat sources and incompatible materials. The product is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Melting Point	125 - 130 °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.