Description

Bis(Butylcyclopentadienyl)Tungsten is a highly specialized organometallic compound, specifically a tungstenocene derivative, that serves as a critical precursor in advanced materials synthesis. This compound matters for its role in facilitating precise chemical vapor deposition (CVD) and atomic layer deposition (ALD) processes, enabling the creation of ultra-thin, high-performance tungsten-based films. It is essential for manufacturers and R&D facilities in the semiconductor, nanotechnology, and specialty catalyst sectors seeking to innovate with high-purity metallic coatings and nanostructures.

Application

• Semiconductor Manufacturing: As a key precursor for the Chemical Vapor Deposition (CVD) or Atomic Layer Deposition (ALD) of tungsten metal, tungsten nitride, or tungsten silicide films used in interconnects, gate electrodes, and diffusion barriers.
• Thin-Film Coating: For depositing wear-resistant and protective tungsten coatings on precision tools, aerospace components, and optical surfaces.
• Catalysis Research: Acting as a catalyst precursor or model compound in organometallic chemistry for studying olefin metathesis, polymerization, and other transition metal-catalyzed reactions.
• Nanomaterials Synthesis: Used in the bottom-up fabrication of tungsten nanoparticles, nanowires, and other nanostructures for electronic and energy storage applications.
• Specialty Alloy Production: Serving as a molecular source for introducing tungsten into specialized metal alloys via precursor decomposition.

Basic Information

Product Name	Bis(Butylcyclopentadienyl)Tungsten
CAS No.	90023-17-9
Molecular Formula	C18H26W
Molecular Weight	410.24 g/mol
Synonyms	Bis(n-butylcyclopentadienyl)tungsten; Di(n-butylcyclopentadienyl)tungsten; Tungsten bis(butylcyclopentadienyl); Tungsten, bis(n5-1-butyl-2,4-cyclopentadien-1-yl)-; (n-BuCp)2W; Bis(1-butyl-2,4-cyclopentadien-1-yl)tungsten; Tungocene butyl derivative
EINECS	Contact for details

Quality Control

Every batch of Bis(Butylcyclopentadienyl)Tungsten is manufactured and handled under strict inert atmosphere conditions to prevent decomposition. Our products undergo rigorous quality testing to ensure compliance with industry standards for high-purity precursor materials. Certificates of Analysis (COA) detailing purity, identity, and trace metal content are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (argon or nitrogen) at temperatures between 2°C and 8°C (refrigerated) to ensure maximum stability. This compound is hygroscopic (moisture-sensitive) and easily oxidized; therefore, containers must be kept sealed and only opened in a controlled, dry, and oxygen-free environment.

Specification

Item	Specification
Appearance	Brown to dark brown solid or crystalline mass
Identification (IR)	Conforms to structure
Assay (Tungsten content)	≥ 95.0%
Purity (HPLC/GC)	≥ 98.0%
Trace Metals (ICP-MS)	Contact for details

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