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Bis (Acetonitrile) Tetracarbonyl Tungsten丨CAS 16800-45-6

CAS: 16800-45-6
Chemical Formula/Abbreviation: W(CO)4(CH3CN)2

Bis (Acetonitrile) Tetracarbonyl Tungsten is a zero-valent tungsten organometallic carbonyl complex, typically appearing as a yellow crystalline solid. Due to its coordinatively labile and displaceable acetonitrile ligands and stable tungsten-carbonyl framework, this compound is widely used as a key precursor in organometallic synthesis and homogeneous catalysis research, playing an important role in catalyst construction and materials chemistry.
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Bis (Acetonitrile) Tetracarbonyl Tungsten Basic Properties

SynonymsBis(acetonitrile)tetracarbonyltungsten;BIS(ACETONITRILE)TETRACARBONYLTUNGSTEN(0)
Molecular FormulaC8H6N2O4W
AppearanceYellow liquid
Molecular Weight377.99
SensibilityAir sensitive
Purity≧ 98%
Package Information100g, 500g, 1kg, or customized

Bis (Acetonitrile) Tetracarbonyl Tungsten Key Features

Easily replaceable

The acetonitrile ligands in Bis(acetonitrile)tetracarbonyltungsten are highly labile, making it an ideal precursor for the synthesis of other tungsten carbonyl derivatives.

Zero-valent tungsten carbonyl structure

The W(CO)4 core structure is stable, providing a reliable basis for studying the electronic structure, reactivity, and coordination chemistry of the tungsten center.

Suitable for various organometallic reaction systems

This compound reacts controllably under inert conditions and is widely used in laboratory-scale homogeneous catalysis and mechanistic studies.

Good reproducibility under high-purity conditions

Under high-purity conditions, the experimental results are stable, making it suitable for research institutions and fine chemical development.

Bis (Acetonitrile) Tetracarbonyl Tungsten Main Applications

Organometallic synthesis precursor

Bis(acetonitrile)tetracarbonyltungsten is commonly used as a starting material in the synthesis of tungsten-based complexes, for constructing tungsten carbonyl compounds with different ligand environments.

Homogeneous catalysis research

Used as model compounds in tungsten-based catalytic systems for studies of olefin reactions, carbonylation reactions, and small molecule activation.

Research on transition metal coordination chemistry

This research, which focuses on the electronic structure, ligand effects, and reaction kinetics of zero-valent tungsten, is a common subject of study in universities and research institutes.

Functional materials and surface chemistry

In some materials chemistry research, this is explored during the fundamental research stage for use as precursors in metal thin film deposition or for the construction of functional materials.

Precautions

  1. Bis(acetonitrile)tetracarbonyltungsten is sensitive to air and moisture; therefore, exposure to air and moisture should be avoided during storage and handling.  It is recommended to handle this compound in a glove box or under an inert atmosphere.

  2. Prolonged exposure to strong light or high temperatures may lead to decomposition, affecting the product's purity and reactivity.

  3. Carbon monoxide may be released during heating or decomposition; therefore, the process should be carried out in a well-ventilated environment.

  4. Contact with strong oxidizing agents may lead to uncontrolled reactions, affecting safety and stability.

  5. Always follow the instructions in the product's MSDS (Material Safety Data Sheet) to minimize safety risks.

FAQ

1. What is Bis (Acetonitrile) Tetracarbonyl Tungsten?

It is a zero-valent tungsten organometallic carbonyl complex with a molecular weight of 377.99, commonly used in research and organometallic synthesis.


2. What are the advantages of W(CO)4(CH3CN)2 compared to other tungsten carbonyl compounds?

Its acetonitrile ligands are more easily substituted, resulting in greater reaction flexibility and making it suitable as a general precursor.


3. Does this compound require specific storage conditions?

Yes, it needs to be stored in a sealed container under an inert atmosphere, at low temperature, and protected from light; otherwise, the purity and stability of the product will be affected.


4. Do you provide MSDS documents?

We can provide MSDS, COA, and other relevant technical documents upon request to meet laboratory compliance requirements.


Wolfa professionally supplies Bis (Acetonitrile) Tetracarbonyl Tungsten, supporting small-batch sampling and large-volume procurement needs. Packaging options include ordinary glass bottles, glass ampoules, metal ampoules, etc.


For product analysis reports (such as COA) or procurement consulting, please feel free to contact us at jomin@wolfabio.com at any time.

Reliable Sourcing | Custom Synthesis | Consistent Quality for R&D and Scale-Up

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