Description

Cycloheptane, Hafnium, 1,2,3,4,5-Pentamethylcyclopentane CAS NO 104453-35-2 is a specialized organometallic compound featuring a pentamethyl-substituted cyclopentane ring coordinated with hafnium. This material is valued for its role as a precursor or catalyst component in advanced materials science and high-precision chemical synthesis. It is primarily sought after by researchers and manufacturers in the pharmaceutical, fine chemical, and advanced polymer industries for developing novel catalytic systems and high-performance materials.

Application

• Catalyst Precursor: Used in the development of Ziegler-Natta and metallocene-type catalysts for olefin polymerization.
• Organic Synthesis Intermediate: Serves as a key building block in the synthesis of complex, sterically hindered organic molecules for pharmaceutical research.
• Materials Science Research: Employed in the deposition of hafnium-containing thin films and coatings for electronic or optical applications.
• Ligand in Coordination Chemistry: Acts as a supporting ligand in organometallic chemistry to stabilize reactive metal centers.
• Polymer Modification: Utilized to introduce specific functional groups or metal centers into polymer backbones to alter material properties.
• Academic & Industrial R&D: A critical reagent for exploratory chemistry in both university laboratories and corporate R&D divisions.

Basic Information

Product Name	Cycloheptane, Hafnium, 1,2,3,4,5-Pentamethylcyclopentane
CAS No.	104453-35-2
Molecular Formula	C12H22Hf (Note: Formula is based on common structural interpretation; contact for confirmation)
Molecular Weight	Contact for details
Synonyms	Hafnium(IV) pentamethylcyclopentadienyl complex; Hafnium-pentamethylcyclopentadienyl; (Pentamethylcyclopentadienyl)hafnium; Hf(Cp*) derivative; 1,2,3,4,5-Pentamethylcyclopentadienyl hafnium compound; Organohafnium complex; Cp*Hf; Hafnocene derivative
EINECS	Contact for details

Quality Control

Our products undergo rigorous quality testing to ensure compliance with industry standards. We provide comprehensive analytical data to support your R&D and production needs. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request for every batch. Our quality system is designed to meet the stringent requirements of research and fine chemical manufacturing.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). This compound is easily oxidized (store under inert atmosphere) and is light-sensitive (store away from light). Keep away from heat, sparks, and open flame. For long-term storage, consider maintaining under an inert gas such as argon or nitrogen.

Specification

Item	Specification
Appearance	Contact for details
Identification (IR / NMR)	Conforms to structure
Assay (Hf content)	≥ Contact for details %
Purity (HPLC / GC)	≥ Contact for details %
Solubility	Contact for details

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