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Cyclopentadienyltungsten(II) tricarbonyl chloride

CAS 12128-24-4C8H5ClO3WCatalysis & Inorganic

Cyclopentadienyltungsten(II) tricarbonyl chloride (CAS: 12128-24-4; Formula: C8H5ClO3W) is an organometallic compound with a molecular weight of 368.42 g/mol. This tungsten complex is primarily utilised in chemical synthesis and catalysis, owing to the reactivity of the tungsten centre and the cyclopentadienyl ligand. It serves as a precursor or reagent in various organometallic chemistry research and development activities. Tech Serve Solutions supplies this compound with a 97% assay.

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Cyclopentadienyltungsten(II) tricarbonyl chloride (C8H5ClO3W) — chemical structure, CAS 12128-24-4; Chemistry, fine chemical supplied by Tech Serve Solutions
Chemical SynthesisTungsten
01 /Applications

Organometallic Synthesis

Serves as a valuable building block in the synthesis of more complex organometallic structures and coordination compounds. Its defined structure allows for predictable reactivity in substitution and addition reactions.

Catalysis Research

Investigated for its potential catalytic properties in various organic transformations. The tungsten centre, activated by the cyclopentadienyl and carbonyl ligands, can participate in catalytic cycles.

Precursor for Materials Science

Can be used as a precursor for the deposition of tungsten-containing thin films or nanoparticles through techniques like chemical vapour deposition (CVD).

02 /Properties
Molecular weight368.42
Empirical formulaC8H5ClO3W
Assay97%
03 /Safety & handling
GHS hazard pictogram: Flammable (GHS02)
Flammable
Danger

Hazard statements

  • H261In contact with water releases flammable gas

Precautionary statements

  • P231Handle under inert gas
  • P422
Protective equipmentEyeshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges
Transport (UN / ADR)UN 3395 4.3 / PGII
Water hazard class (WGK, DE)3
Risk statements (R)14
Safety statements (S)43
Supplemental hazardsReacts violently with water.

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

04 /Identifiers & registry
CAS number
12128-24-4
MDL number
MFCD03427084
05 /Quality & supply

Documentation

Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.

Supply & logistics

Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.

06 /Frequently asked questions

What is Cyclopentadienyltungsten(II) tricarbonyl chloride used for?

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Cyclopentadienyltungsten(II) tricarbonyl chloride is used in organometallic synthesis, catalysis research, and as a precursor in materials science.

What is the CAS number and formula for Cyclopentadienyltungsten(II) tricarbonyl chloride?

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The CAS number is 12128-24-4, and the empirical formula is C8H5ClO3W.

What grade and purity does Tech Serve Solutions supply?

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Tech Serve Solutions supplies Cyclopentadienyltungsten(II) tricarbonyl chloride at a minimum assay of 97%. This product is not analysed to pharmacopoeia standards and should not be considered USP, BP, or EP grade.

How should Cyclopentadienyltungsten(II) tricarbonyl chloride be handled safely?

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This compound reacts violently with water and is classified under GHS02 with a Danger signal word (H261). Handle with appropriate personal protective equipment including eyeshields and gloves, in a dry environment, and avoid contact with water. Refer to the Safety Data Sheet for detailed handling instructions.

Is this chemical suitable for use in food or pharmaceuticals?

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No, this chemical is supplied for research and industrial use only and has not been tested or certified for food, pharmaceutical, or medical applications.

How is Cyclopentadienyltungsten(II) tricarbonyl chloride packed and shipped?

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This compound is shipped under UN 3395 (Class 4.3, Packing Group II) due to its reactivity with water. Packaging adheres to strict international regulations for hazardous materials transport, ensuring safe export.

How can I request a sample or quote for Cyclopentadienyltungsten(II) tricarbonyl chloride?

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Please contact our sales team via the website or email to request a quotation or a sample. Provide your details and the quantity required.

Need Cyclopentadienyltungsten(II) tricarbonyl chloride in a specific grade or volume?