Description

1H-Indene, 2,3-Dihydro-1,1,3,3-Tetramethyl- is a high-purity, substituted indane derivative valued for its role as a versatile chemical intermediate and building block in advanced organic synthesis. Its unique tetramethyl-substituted structure provides steric hindrance and lipophilicity, making it crucial for developing specialty materials with tailored properties. This compound is essential for R&D and production in the pharmaceutical, agrochemical, and advanced material science sectors.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the development of novel active pharmaceutical ingredients (APIs), particularly for compounds requiring rigid, lipophilic frameworks.
• Agrochemical Synthesis: Used in the research and manufacture of advanced pesticides and herbicides, where its structural motif can enhance biological activity and environmental stability.
• Liquid Crystal & OLED Materials: Acts as a core component or modifying agent in the synthesis of organic semiconductors, liquid crystals, and light-emitting materials for electronic displays.
• Fragrance & Flavor Chemistry: Employed as a precursor for synthesizing musky or amber-type odorants and complex flavor molecules due to its stable, polycyclic nature.
• Polymer & Resin Modifier: Incorporated into polymer chains to modify physical properties such as thermal stability, refractive index, and solubility in high-performance coatings and resins.
• Organic Synthesis Building Block: Utilized in cross-coupling reactions, hydrogenation studies, and as a scaffold in medicinal chemistry for drug discovery programs.

Basic Information

Product Name	1H-Indene, 2,3-Dihydro-1,1,3,3-Tetramethyl-
CAS No.	4834-33-7
Molecular Formula	C13H18
Molecular Weight	174.28 g/mol
Synonyms	1,1,3,3-Tetramethylindane; Tetramethylindane; 1,1,3,3-Tetramethyl-2,3-dihydro-1H-indene; 2,3-Dihydro-1,1,3,3-tetramethyl-1H-indene; NSC 406915; 1H-Indene, 2,3-dihydro-1,1,3,3-tetramethyl-; 1,1,3,3-Tetramethyl-2,3-dihydroindene
EINECS	225-413-8

Quality Control

Our 1H-Indene, 2,3-Dihydro-1,1,3,3-Tetramethyl- is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including GC, HPLC, and NMR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided and available upon request to support your quality assurance and regulatory compliance needs.

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 strong oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 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.