Description

Rac-Ethylenebis(4,5,6,7-Tetrahydro-1-Indenyl)Zirconium Dichloride is a highly versatile metallocene catalyst precursor, specifically a zirconocene dichloride complex. This compound is critical for enabling precise stereochemical control in the polymerization of olefins, such as propylene and ethylene. It is an essential material for R&D chemists and process engineers in the polymer industry, particularly for developing advanced polyolefin materials with tailored properties.

Application

• Catalyst Component for Polyolefin Production: Primarily used as a catalyst precursor for the synthesis of isotactic polypropylene (iPP) and other stereoregular polyolefins.
• Olefin Polymerization Research: A key reagent in academic and industrial R&D for studying structure-activity relationships in metallocene catalysis.
• Specialty Polymer Synthesis: Enables the production of polymers with specific microstructures, tacticity, and molecular weights for high-performance applications.
• Catalyst Screening and Development: Used in combinatorial chemistry and high-throughput screening to discover and optimize new polymerization catalysts.
• Fine Chemical Synthesis: May serve as an intermediate or catalyst in asymmetric organic synthesis and other organometallic transformations.

Basic Information

Product Name	Rac-Ethylenebis(4,5,6,7-Tetrahydro-1-Indenyl)Zirconium Dichloride
CAS No.	109429-79-0
Molecular Formula	C20H24Cl2Zr
Molecular Weight	424.51 g/mol
Synonyms	rac-Ethylenebis(tetrahydroindenyl)zirconium dichloride; rac-Et(IndH4)2ZrCl2; rac-Ethylenebis(4,5,6,7-tetrahydro-1H-inden-1-yl)zirconium dichloride; Zirconium, dichloro[1,1'-(1,2-ethanediyl)bis[4,5,6,7-tetrahydro-1H-inden-1-yl]]-, (R*S*)-; rac-(C2H4)[(C9H11)2]ZrCl2; Metallocene Catalyst CGC-Type Precursor; Zirconocene Dichloride Derivative
EINECS	Contact for details

Quality Control

Our production of Rac-Ethylenebis(4,5,6,7-Tetrahydro-1-Indenyl)Zirconium Dichloride adheres to stringent quality protocols to ensure batch-to-batch consistency and performance reliability for catalytic applications. All materials are characterized using advanced analytical techniques including NMR, elemental analysis, and XRD to confirm identity and purity. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Due to its hygroscopic and air-sensitive nature, this material must be stored under an inert atmosphere (argon or nitrogen) in a cool, dry place. Recommended storage temperature is 2-8°C for long-term stability. The container should be kept tightly sealed and only opened in a controlled, moisture-free environment.

Specification

Item	Specification
Appearance	Off-white to pale yellow crystalline powder
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Zirconium Content	21.0 - 22.0 %
Chloride Content	16.5 - 17.5 %
Solubility	Soluble in toluene, dichloromethane; slightly soluble in alkanes

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