Description

Bis(Butylcyclopentadienyl)Hafnium(Iv) Dichloride is a highly specialized organohafnium 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 specific stereochemical and physical properties. This chemical is essential for R&D and manufacturing within the specialty polymer, polyolefin catalyst, and advanced materials sectors.

Application

• Catalyst Component for Olefin Polymerization: Serves as a key metallocene-type catalyst precursor for the production of polyolefins like polyethylene and polypropylene.
• Advanced Material Synthesis: Used in the research and development of novel polymeric materials with tailored characteristics.
• Chemical Vapor Deposition (CVD): Acts as a potential precursor for depositing hafnium-containing thin films in semiconductor applications.
• Organic Synthesis & Catalysis: Employed as a reagent or catalyst in specialized organic transformations and organometallic chemistry research.
• Academic & Industrial R&D: A critical material for studies in polymerization mechanisms and new catalyst system development.

Basic Information

Product Name	Bis(Butylcyclopentadienyl)Hafnium(Iv) Dichloride
CAS No.	85722-08-3
Molecular Formula	C₁₈H₂₆Cl₂Hf
Molecular Weight	495.21 g/mol
Synonyms	Bis(n-butylcyclopentadienyl)hafnium dichloride; Hafnocene dichloride, butyl-substituted; Di-n-butylcyclopentadienylhafnium dichloride; Hf(BuCp)₂Cl₂; (n-BuCp)₂HfCl₂; Organohafnium catalyst; Metallocene hafnium catalyst
EINECS	Contact for details

Quality Control

Our Bis(Butylcyclopentadienyl)Hafnium(Iv) Dichloride is manufactured and handled under stringent quality protocols to ensure batch-to-batch consistency and high purity. Production adheres to relevant industry standards for organometallic compounds. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to guarantee material integrity for your critical applications.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., argon or nitrogen) at room temperature (15-25°C) in a cool, dry, and well-ventilated area. This material is hygroscopic (moisture-sensitive) and easily oxidized; exposure to air and moisture must be minimized to maintain stability and performance.

Specification

Item	Specification
Appearance	Off-white to yellow crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (Hf content)	≥ 95.0%
Purity (HPLC)	≥ 98.0%
Chloride Content	Conforms to theoretical

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