Description

Bis(n-Propylcyclopentadienyl)Hafnium Dimethyl is a highly specialized organometallic compound of hafnium, serving as a crucial precursor in advanced material synthesis. This compound matters for its role in depositing high-purity hafnium-containing thin films, which are essential for next-generation electronic and optical devices. Industries involved in semiconductor manufacturing, catalysis research, and the development of specialty polymers require this high-purity precursor for precise and reliable performance.

Application

• As a precursor for Atomic Layer Deposition (ALD) and Chemical Vapor Deposition (CVD) of hafnium oxide (HfO₂) high-k dielectric films in semiconductor fabrication.
• In the synthesis of novel catalysts for olefin polymerization and other organometallic transformations.
• For the research and development of advanced materials, including metal-organic frameworks (MOFs) and nanocomposites.
• In the production of specialty coatings and thin films for optical and electronic applications requiring precise hafnium integration.
• As a key reagent in organometallic chemistry for studying reaction mechanisms and developing new synthetic pathways.

Basic Information

Product Name	Bis(n-Propylcyclopentadienyl)Hafnium Dimethyl
CAS No.	255885-01-9
Molecular Formula	C₂₀H₃₀Hf
Molecular Weight	428.96 g/mol
Synonyms	Bis(propylcyclopentadienyl)hafnium dimethyl; Hafnium, bis(η5-1-propyl-2,4-cyclopentadien-1-yl)dimethyl-; Dimethylbis(n-propylcyclopentadienyl)hafnium(IV); HfCpPr₂Me₂; Hafnium(IV) dimethyl bis(n-propylcyclopentadienyl); ALD/CVD Hafnium Precursor
EINECS	Contact for details

Quality Control

Our Bis(n-Propylcyclopentadienyl)Hafnium Dimethyl is manufactured under stringent conditions to ensure high purity and batch-to-batch consistency, meeting the exacting requirements of the semiconductor and advanced materials industries. Each lot undergoes comprehensive analysis, including NMR, elemental analysis, and residual solvent testing. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment to guarantee compliance with your technical parameters.

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). This material is moisture-sensitive and easily oxidized; all handling and packaging must be conducted under rigorously controlled, anhydrous conditions to maintain product integrity.

Specification

Item	Specification
Appearance	Yellow to orange solid or solution
Identification (NMR)	Conforms to structure
Purity (HPLC/NMR)	≥ 98.0%
Hafnium (Hf) Content	Contact for details
Volatile Impurities (GC)	≤ 1.0%

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