Description

1,1,3,3-Tetramethyl-6-(1,1,3,3-Tetramethylbutyl)Indan-5-Ol is a high-purity synthetic intermediate and specialty chemical. This compound is valued for its unique sterically hindered phenolic structure, which provides excellent antioxidant and stabilizing properties. It is primarily utilized by manufacturers in the polymer, lubricant, and specialty chemical industries seeking to enhance product longevity and performance under demanding conditions.

Application

• Polymer Stabilizer: Acts as a highly effective antioxidant and light stabilizer in polyolefins (e.g., polyethylene, polypropylene) and engineering plastics to prevent thermal and oxidative degradation during processing and service life.
• Lubricant Additive: Used in formulating high-performance lubricants and greases to inhibit oxidation, reduce sludge formation, and extend the operational life of machinery and engines.
• Fuel Additive: Employed as a stabilizer in gasoline and diesel fuels to prevent gum formation and oxidation during storage, maintaining fuel quality and engine performance.
• Rubber Antioxidant: Provides protection against heat and oxygen-induced aging in synthetic rubber and elastomer products, preserving their mechanical properties.
• Chemical Intermediate: Serves as a key building block in the synthesis of more complex hindered phenol antioxidants and other specialty organic compounds.
• Adhesive & Sealant Formulations: Enhances the thermal stability and shelf-life of industrial adhesives, sealants, and coatings.

Basic Information

Item	Details
Product Name	1,1,3,3-Tetramethyl-6-(1,1,3,3-Tetramethylbutyl)Indan-5-Ol
CAS No.	73526-35-9
Molecular Formula	C21H34O
Molecular Weight	302.50 g/mol
Synonyms	6-(1,1,3,3-Tetramethylbutyl)-1,1,3,3-tetramethylindan-5-ol; 5-Hydroxy-1,1,3,3-tetramethyl-6-(1,1,3,3-tetramethylbutyl)indane; Phenolic antioxidant 73526-35-9; Tetramethylbutyl indanol; Hindered phenol antioxidant; TMBI; CAS 73526-35-9
EINECS	Contact for details

Quality Control

Our production of 1,1,3,3-Tetramethyl-6-(1,1,3,3-Tetramethylbutyl)Indan-5-Ol adheres to a stringent quality management system. Every batch undergoes comprehensive analytical testing, including chromatography and spectroscopy, to ensure high purity and consistent performance. Certificates of Analysis (COA) documenting identity, assay, 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, well-ventilated area at room temperature (15-25°C). This material is easily oxidized; for long-term storage, maintaining an inert atmosphere (e.g., under nitrogen) is recommended to preserve product integrity. 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%
Heavy Metals	≤ 10 ppm

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