Description

Pentamethylcyclopentadienylhafnium Trichloride is a highly specialized organometallic compound, primarily utilized as a catalyst precursor in advanced polymerization processes. Its value lies in its ability to facilitate the production of high-performance polymers with precise molecular architectures. This product is essential for R&D and manufacturing within the specialty chemicals, advanced materials, and catalysis sectors, particularly for those developing novel polyolefins and other engineered polymers.

Application

• Catalyst Precursor for Olefin Polymerization: A key component in single-site catalyst systems for producing polyethylene and polypropylene with controlled tacticity and molecular weight distribution.
• Advanced Materials Synthesis: Used in the research and development of novel polymeric materials, including elastomers and engineering plastics.
• Chemical Vapor Deposition (CVD): Serves as a potential hafnium source for depositing thin films in semiconductor and electronic applications.
• Organic Synthesis & Catalysis Research: Employed as a reagent in academic and industrial laboratories for developing new organometallic reactions and catalytic cycles.
• Co-catalyst Systems: Used in conjunction with activators like methylaluminoxane (MAO) or boron-based compounds to form highly active catalytic species.

Basic Information

Product Name	Pentamethylcyclopentadienylhafnium Trichloride
CAS No.	75181-08-7
Molecular Formula	C10H15Cl3Hf
Molecular Weight	408.07 g/mol
Synonyms	Hafnium, trichloro(pentamethyl-2,4-cyclopentadien-1-yl)-; (Pentamethylcyclopentadienyl)hafnium(IV) trichloride; Cp*HfCl3; Pentamethylcyclopentadienylhafnium(IV) chloride; 1,2,3,4,5-Pentamethyl-2,4-cyclopentadien-1-ylhafnium trichloride; (η5-Pentamethylcyclopentadienyl)hafnium trichloride
EINECS	Contact for details

Quality Control

Every batch of Pentamethylcyclopentadienylhafnium Trichloride undergoes rigorous analytical testing to ensure consistency and high purity, meeting the stringent requirements of catalysis and materials science research. Our quality assurance protocol includes advanced spectroscopic and chromatographic methods. A Certificate of Analysis (COA) detailing purity, identity, and specific impurity profiles is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (argon or nitrogen) in a cool, dry place at room temperature (15-25°C). Due to its hygroscopic and air-sensitive nature, the material must be handled exclusively in a controlled, moisture-free environment.

Specification

Item	Specification
Appearance	Off-white to yellow crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (Hf content)	Min. 98.0%
Purity (HPLC/NMR)	Min. 97.0%
Chloride Content	Theoretical

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