Bis(ethylcyclopentadienyl)nickel(II)
Bis(ethylcyclopentadienyl)nickel(II) (CAS: 31886-51-8) is an organometallic compound with the formula Ni(C5H4C2H5)2. This nickelocene derivative is primarily utilised as a precursor in chemical vapour deposition (CVD) and atomic layer deposition (ALD) processes. Its properties make it suitable for the deposition of nickel-containing thin films and materials, finding applications in microelectronics and materials science research.

Chemical Vapour Deposition (CVD) Precursor
Bis(ethylcyclopentadienyl)nickel(II) serves as a volatile precursor for depositing nickel-containing thin films via CVD techniques. This is crucial for manufacturing electronic components and specialised coatings.
Atomic Layer Deposition (ALD) Precursor
This compound is employed in ALD processes to achieve highly conformal and precise deposition of nickel or nickel oxide layers. ALD is essential for advanced semiconductor fabrication and nanotechnology.
Materials Science Research
It is used in academic and industrial research for the development of novel materials and catalytic systems. Its organometallic nature allows for versatile chemical transformations and material synthesis.
Micro/Nanoelectronics Manufacturing
The ability to deposit controlled nickel layers makes Bis(ethylcyclopentadienyl)nickel(II) a valuable material in the fabrication of microelectronic devices and integrated circuits.
| Molecular weight | 244.99 |
|---|---|
| Linear formula | Ni(C5H4C2H5)2 |
| Boiling point | 90 °C(lit.) |
| Density | 1.137 g/mL at 25 °C(lit.) |

Hazard statements
- H302Harmful if swallowed
- H312Harmful in contact with skin
- H332Harmful if inhaled
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 109 °C / 228.2 °F |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20/21/22 |
| Safety statements (S) | 36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
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.
What is Bis(ethylcyclopentadienyl)nickel(II) used for?
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Bis(ethylcyclopentadienyl)nickel(II) is primarily used as a precursor in chemical vapour deposition (CVD) and atomic layer deposition (ALD) for creating nickel-containing thin films, particularly in microelectronics and materials science.
What is the CAS number and chemical formula for Bis(ethylcyclopentadienyl)nickel(II)?
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The CAS number is 31886-51-8, and the chemical formula is Ni(C5H4C2H5)2.
What grade and purity does Tech Serve Solutions supply for Bis(ethylcyclopentadienyl)nickel(II)?
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Tech Serve Solutions supplies Bis(ethylcyclopentadienyl)nickel(II) typically as a research or technical grade chemical. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade unless explicitly stated otherwise in the product specifications.
How should Bis(ethylcyclopentadienyl)nickel(II) be handled safely?
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Bis(ethylcyclopentadienyl)nickel(II) is classified as harmful if swallowed, in contact with skin, or if inhaled (H302, H312, H332). Appropriate personal protective equipment, including eyeshields, gloves, and respiratory protection, must be used. Handle in a well-ventilated area.
Is Bis(ethylcyclopentadienyl)nickel(II) packed and shipped internationally?
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Yes, Tech Serve Solutions specialises in the global supply and export of fine chemicals, including Bis(ethylcyclopentadienyl)nickel(II), adhering to international shipping regulations.
How can I request a quote or sample for Bis(ethylcyclopentadienyl)nickel(II)?
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To request a quote or a sample of Bis(ethylcyclopentadienyl)nickel(II), please contact our sales team through our website or directly via email, providing your specific requirements.
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