Description

Rac-Ethylenebis(4,5,6,7-Tetrahydro-1-Indenyl)]Zirconium Dichloride CAS NO 100163-29-9 is a highly versatile metallocene catalyst precursor, specifically a chiral ansa-zirconocene complex. This compound is critical for enabling precise stereochemical control in advanced polymerization processes. It is primarily utilized by R&D chemists and process engineers in the polymer and fine chemical industries for developing novel materials with tailored properties.

Application

• Olefin Polymerization Catalyst: A key precursor for homogeneous Ziegler-Natta catalysts used in the synthesis of stereoregular polyolefins like polypropylene and polyethylene.
• Advanced Material Research: Enables the production of polymers with specific tacticity (isotactic, syndiotactic) for high-performance plastics and elastomers.
• Fine Chemical Synthesis: Employed as a Lewis acid catalyst in organic synthesis for asymmetric transformations and C-C bond formation reactions.
• Polymer Functionalization: Used to create copolymers and functionalized polyolefins with enhanced properties for specialty applications.
• Catalyst Ligand Development: Serves as a benchmark complex in organometallic chemistry for studying structure-activity relationships in catalysis.

Basic Information

Product Name	Rac-Ethylenebis(4,5,6,7-Tetrahydro-1-Indenyl)]Zirconium Dichloride
CAS No.	100163-29-9
Molecular Formula	C20H24Cl2Zr
Molecular Weight	424.52 g/mol
Synonyms	Ethylenebis(tetrahydroindenyl)zirconium dichloride, rac-Ethylenebis(4,5,6,7-tetrahydro-1-indenyl)zirconium(IV) dichloride, rac-EBIZrCl2, rac-[Ethylenebis(4,5,6,7-tetrahydro-1-indenyl)]zirconium dichloride, rac-(C2H4)[(C9H11)2]ZrCl2, ansa-Zirconocene dichloride, rac-Me2Si(Ind)2ZrCl2 analogue (tetrahydro), Zirconocene catalyst precursor
EINECS	Contact for details

Quality Control

Every batch of Rac-Ethylenebis(4,5,6,7-Tetrahydro-1-Indenyl)]Zirconium Dichloride is manufactured and tested under stringent quality management systems. We ensure high purity and consistency through advanced analytical techniques, including NMR and elemental analysis, to meet the exacting requirements of catalyst research and process development. Certificates of Analysis (COA) detailing purity, identity, and specific impurity profiles are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (argon or nitrogen) at 2-8°C or as specified on the label. This material is hygroscopic and easily oxidized; exposure to air, moisture, or light must be minimized to maintain stability and catalytic activity. Keep the container in a cool, dry, and well-ventilated place.

Specification

Item	Specification
Appearance	Orange to red crystalline powder
Identification (NMR)	Conforms to structure
Purity (NMR / HPLC)	≥ 95%
Zirconium (Zr) Content	21.0 - 22.0 %
Chloride (Cl) Content	16.5 - 17.5 %

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