Description

Tungsten (V) Bromide is a high-purity inorganic compound with the chemical formula WBr5. This material is a critical precursor in advanced materials synthesis, valued for its role in depositing tungsten-containing thin films and its utility as a specialized brominating agent in organometallic chemistry. It is primarily sought by manufacturers and research institutions in the semiconductor, catalysis, and specialty chemical sectors for developing next-generation electronic components and novel inorganic polymers.

Application

• Chemical Vapor Deposition (CVD) & Atomic Layer Deposition (ALD): A key precursor for depositing tungsten-based thin films, tungsten nitride, or tungsten carbide coatings on semiconductor wafers and cutting tools.
• Specialty Catalysis: Serves as a catalyst or catalyst precursor in selective organic synthesis and polymerization reactions.
• Inorganic Synthesis: Used as a brominating agent in the preparation of other tungsten halides and complex metal halide compounds.
• Materials Research: Employed in R&D for creating novel tungsten-bromine coordination complexes and studying their structural and electronic properties.
• Nanomaterials Fabrication: A source material for the synthesis of tungsten-containing nanoparticles and nanowires with tailored properties.

Basic Information

Product Name	Tungsten (V) Bromide
CAS No.	13470-11-6
Molecular Formula	WBr5
Molecular Weight	583.36 g/mol
Synonyms	Pentabromotungsten; Tungsten Pentabromide; Tungsten Bromide (WBr5); Wolfram Bromide; Tungsten(V) Bromide; Tungsten Pentabromide (WBr5)
EINECS	Contact for details

Quality Control

Our Tungsten (V) Bromide is manufactured under stringent quality management systems. Each batch undergoes comprehensive analytical testing, including assay by titration and impurity profiling, to ensure it meets exacting standards for high-purity precursor applications. A detailed Certificate of Analysis (COA) is provided with every shipment, guaranteeing traceability and compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area. This material is hygroscopic (moisture-sensitive) and should be handled under an inert atmosphere (e.g., nitrogen or argon) to prevent decomposition. Recommended long-term storage temperature is 2-8°C.

Specification

Item	Specification
Appearance	Dark crystalline solid or powder
Identification (IR)	Conforms
Assay (WBr5)	≥ 98.0%
Tungsten (W) Content	31.0 - 32.0 %
Bromine (Br) Content	67.5 - 69.0 %
Insoluble Matter	≤ 0.5%
Heavy Metals (as Pb)	≤ 50 ppm

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