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Bis(cyclopentadienyl)cobalt(II)

CAS 1277-43-6Co(C5H5)2Micro / NanoElectronics

Bis(cyclopentadienyl)cobalt(II), CAS 1277-43-6, with the formula Co(C5H5)2 and a molecular weight of 189.12 g/mol, is an organometallic compound. It is notable for its use as a precursor in chemical vapour deposition (CVD) and atomic layer deposition (ALD) processes. This compound is valuable in materials science for depositing cobalt-containing thin films, particularly in microelectronics applications. It requires storage at 2-8°C.

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Bis(cyclopentadienyl)cobalt(II) (Co(C5H5)2) — chemical structure, CAS 1277-43-6; Materials Science, fine chemical supplied by Tech Serve Solutions
CobaltMaterials ScienceMicro/NanoElectronicsVapor Deposition Precursors
01 /Applications

CVD and ALD Precursor

Bis(cyclopentadienyl)cobalt(II) serves as a precursor for Chemical Vapour Deposition (CVD) and Atomic Layer Deposition (ALD) techniques. It enables the deposition of cobalt-containing thin films.

Materials Science

This organometallic compound finds application in materials science research. It is used for developing novel materials and exploring advanced material properties through thin film deposition.

Micro/Nanoelectronics

Its utility extends to the microelectronics and nanoelectronics sectors. It is employed in processes requiring the precise deposition of conductive or magnetic cobalt layers.

02 /Properties
Molecular weight189.12
Linear formulaCo(C5H5)2
Storage temperature2-8°C
Melting point176-180 °C (dec.)(lit.)
03 /Safety & handling
GHS hazard pictogram: Flammable (GHS02)
Flammable
GHS hazard pictogram: Health hazard (GHS08)
Health hazard
Danger

Hazard statements

  • H228Flammable solid
  • H317May cause an allergic skin reaction
  • H334May cause allergy or asthma symptoms if inhaled
  • H341Suspected of causing genetic defects
  • H351Suspected of causing cancer

Precautionary statements

  • P210Keep away from heat, sparks and open flames. No smoking
  • P261Avoid breathing dust, fume, gas or vapours
  • P280Wear protective gloves, clothing and eye/face protection
  • P342
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 1325 4.1 / PGIII
Water hazard class (WGK, DE)3
Hazard codes (EU)F,Xn
Risk statements (R)11-40-42/43-68
Safety statements (S)7/9-16-22-33-36/37

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

04 /Identifiers & registry
CAS number
1277-43-6
MDL number
MFCD00013749
PubChem substance
24860617
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 Bis(cyclopentadienyl)cobalt(II) used for?

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Bis(cyclopentadienyl)cobalt(II) is primarily used as a precursor in Chemical Vapour Deposition (CVD) and Atomic Layer Deposition (ALD) for creating cobalt-containing thin films, particularly in materials science and microelectronics.

What are the CAS number and formula for Bis(cyclopentadienyl)cobalt(II)?

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The CAS number for Bis(cyclopentadienyl)cobalt(II) is 1277-43-6, and its chemical formula is Co(C5H5)2.

What grade and purity does Tech Serve Solutions supply?

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Tech Serve Solutions supplies Bis(cyclopentadienyl)cobalt(II) typically as a research or technical grade material. We do not represent it as USP, BP, or EP grade unless explicitly stated otherwise. Please contact us for specific lot purity information.

How should Bis(cyclopentadienyl)cobalt(II) be handled safely?

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Bis(cyclopentadienyl)cobalt(II) is flammable (H228) and can cause an allergic skin reaction (H317), serious eye irritation (H319 - inferred from PPE requirement), and may cause allergy or asthma symptoms or breathing difficulties if inhaled (H334). It is suspected of causing genetic defects (H341) and cancer (H351). Always use appropriate personal protective equipment, including eyeshields, suitable gloves, and a respirator, in a well-ventilated area. Handle away from ignition sources.

How is Bis(cyclopentadienyl)cobalt(II) packed, shipped, and exported?

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Bis(cyclopentadienyl)cobalt(II) is packed and shipped according to its hazard classification (UN 1325, 4.1/PGIII). Tech Serve Solutions is experienced in exporting chemicals globally, adhering to all relevant international shipping regulations.

How can I request a quote or sample?

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To request a quote or sample of Bis(cyclopentadienyl)cobalt(II), please contact our sales department via the website or direct email, providing your specific requirements.

Need Bis(cyclopentadienyl)cobalt(II) in a specific grade or volume?