Description

Bis(Ethylcyclopentadienyl)Niobium(IV) Dichloride is a highly specialized organometallic compound, primarily valued as a precursor in advanced materials synthesis and catalysis. Its significance lies in its role as a source of niobium for chemical vapor deposition (CVD) and atomic layer deposition (ALD) processes, enabling the creation of high-performance thin films and coatings. This product is essential for researchers and manufacturers in the semiconductor, optoelectronics, and specialty chemical industries seeking to develop next-generation electronic and optical materials.

Application

• Thin Film Deposition Precursor: A key starting material for Chemical Vapor Deposition (CVD) and Atomic Layer Deposition (ALD) of niobium-containing films.
• Semiconductor Manufacturing: Used in the fabrication of gate dielectrics, diffusion barriers, and conductive layers in microelectronic devices.
• Catalysis Research: Serves as a catalyst precursor or ligand in organic synthesis and polymerization reactions for developing novel polymers.
• Optical Coatings: Enables the production of niobium oxide (Nb2O5) thin films for anti-reflective, high-refractive-index, and electrochromic coatings.
• Superconductor Research: Investigated as a precursor for depositing thin films of niobium-based superconducting materials.
• Surface Modification: Applied in surface engineering to create corrosion-resistant or functionally enhanced material surfaces.

Basic Information

Product Name	Bis(Ethylcyclopentadienyl)Niobium(IV) Dichloride
CAS No.	78885-50-4
Molecular Formula	C14H20Cl2Nb
Molecular Weight	357.07 g/mol
Synonyms	Bis(ethylcyclopentadienyl)niobium dichloride; Niobocene dichloride, ethyl-substituted; (Ethylcyclopentadienyl)niobium(IV) dichloride; Nb(CpEt)2Cl2; Diethylcyclopentadienylniobium dichloride; Organoniobium compound; CVD/ALD precursor of niobium; Bis(η5-ethylcyclopentadienyl)niobium(IV) dichloride
EINECS	Contact for details

Quality Control

Our Bis(Ethylcyclopentadienyl)Niobium(IV) Dichloride is manufactured under strict quality protocols to ensure batch-to-batch consistency and high purity, critical for sensitive deposition processes. Each lot is analyzed to confirm identity, purity, and impurity profiles. Certificates of Analysis (COA) detailing specific results are provided with every shipment. We support customer audits and can tailor specifications to meet the stringent requirements of semiconductor-grade or research-grade materials.

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 compound is moisture-sensitive (hygroscopic) and easily oxidized; exposure to air and humidity must be minimized to preserve stability and performance. Keep away from strong acids and strong oxidizing agents.

Specification

Item	Specification
Appearance	Brown to dark brown crystalline solid
Identification (IR)	Conforms to structure
Assay (Nb content)	≥ 95.0%
Purity (HPLC)	≥ 98.0%
Chloride Content	Theoretical
Solubility	Soluble in common organic solvents (e.g., toluene, THF)

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