Description

Dimethylsilylbis(Tetramethylcyclopentadienyl)Zirconium Dichloride is a highly specialized metallocene catalyst precursor, a cornerstone for advanced polyolefin synthesis. Its precise molecular architecture enables superior control over polymer microstructure, directly impacting material properties like strength, clarity, and processability. This compound is essential for R&D and production teams in the catalyst manufacturing, specialty polymer, and advanced materials sectors seeking to develop next-generation polymers with tailored performance characteristics.

Application

• Catalyst Component for Olefin Polymerization: A key precursor for single-site catalysts used in the production of polyethylene (PE) and polypropylene (PP) with narrow molecular weight distribution.
• Advanced Polyolefin Elastomers (POE): Enables the synthesis of high-performance elastomers with excellent elasticity and thermal properties for automotive and consumer goods.
• Specialty Copolymer Synthesis: Facilitates the controlled copolymerization of ethylene with α-olefins (e.g., 1-hexene, 1-octene) to create linear low-density polyethylene (LLDPE) and plastomers.
• Research & Development: Serves as a critical reagent in academic and industrial labs for studying structure-activity relationships in metallocene catalysis.
• High-Performance Film Resins: Used to develop catalyst systems for resins that produce films with enhanced toughness, sealability, and optical clarity.
• Tailored Polymer Architectures: Supports the creation of polymers with specific tacticity, block structures, or functional end-groups for demanding applications.

Basic Information

Product Name	Dimethylsilylbis(Tetramethylcyclopentadienyl)Zirconium Dichloride
CAS No.	100516-64-1
Molecular Formula	C24H36Cl2SiZr
Molecular Weight	524.76 g/mol
Synonyms	Dimethylsilanediylbis(1,2,3,4,5-pentamethyl-2,4-cyclopentadien-1-yl)zirconium dichloride; (Pentamethylcyclopentadienyl)dimethylsilyl(pentamethylcyclopentadienyl)zirconium dichloride; Me2Si(C5Me5)2ZrCl2; rac-Dimethylsilylbis(pentamethylcyclopentadienyl)zirconium dichloride; rac-Me2Si(η5-C5Me5)2ZrCl2; Zirconocene dichloride derivative; Metallocene catalyst precursor CGC-type
EINECS	Contact for details

Quality Control

Our Dimethylsilylbis(Tetramethylcyclopentadienyl)Zirconium Dichloride is manufactured under stringent conditions to ensure batch-to-batch consistency and high catalytic activity. Each lot undergoes rigorous analytical testing, including NMR, elemental analysis, and purity assays, to confirm identity and specification compliance. A comprehensive Certificate of Analysis (COA) detailing all quality parameters is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and must be handled under an inert atmosphere (argon or nitrogen) to prevent decomposition. Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	Off-white to yellow crystalline powder
Identification (NMR)	Conforms to structure
Purity (Assay)	≥ 95.0% (by 1H NMR)
Zirconium (Zr) Content	Contact for details
Chloride (Cl) Content	Contact for details

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