Nickel(II) bis(2,2,6,6-tetramethyl-3,5-heptanedionate)
Nickel(II) bis(2,2,6,6-tetramethyl-3,5-heptanedionate) (CAS: 14481-08-4) is an organometallic compound with the formula Ni(C11H19O2)2. Its molecular weight is 425.23 g/mol. This nickel chelate serves as a valuable precursor in materials science, particularly for the deposition of nickel-containing thin films via chemical vapour deposition (CVD) and atomic layer deposition (ALD) techniques, finding applications in microelectronics.
- IUPAC
- Ni(TMHD)2
- Synonyms
- 6-tetramethyl-3,5-heptanedionate),14481-08-4, Ni(OCC(CH3)3CHCOC(CH3)3)2

Chemical Vapour Deposition (CVD)
Utilised as a precursor for depositing nickel-based thin films. These films are essential in various microelectronic applications, including barrier layers and diffusion barriers in semiconductor fabrication.
Atomic Layer Deposition (ALD)
Functions as a volatile source for precise layer-by-layer deposition of nickel or nickel-containing materials. This method is critical for achieving conformal coatings on complex 3D structures in advanced electronic devices.
Materials Science Research
Employed in research settings for developing novel nickel-containing materials and investigating their properties. Its well-defined structure and reactivity make it suitable for fundamental studies in inorganic and materials chemistry.
Catalysis
Investigated for potential use as a catalyst or catalyst precursor in various organic transformations, owing to the presence of the catalytically active nickel centre within a stable organic ligand framework.
| Molecular weight | 425.23 |
|---|---|
| Linear formula | Ni(OCC(CH3)3CHCOC(CH3)3)2 |
| Assay | 97% |
| Melting point | 219-223 °C(lit.) |


Hazard statements
- H302Harmful if swallowed
- H312Harmful in contact with skin
- H332Harmful if inhaled
- H350May cause cancer
Precautionary statements
- P201Obtain special instructions before use
- P280Wear protective gloves, clothing and eye/face protection
- P308IF exposed or concerned
| Protective equipment | Eyeshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T |
| Risk statements (R) | 45-20/21/22 |
| Safety statements (S) | 53-36/37-45 |
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 Nickel(II) bis(2,2,6,6-tetramethyl-3,5-heptanedionate) used for?
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This compound is primarily used as a precursor in chemical vapour deposition (CVD) and atomic layer deposition (ALD) for creating nickel-containing thin films. These films have applications in microelectronics and materials science research.
What is the CAS number and chemical formula for Nickel(II) bis(2,2,6,6-tetramethyl-3,5-heptanedionate)?
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The CAS number is 14481-08-4, and the linear chemical formula is Ni(OCC(CH3)3CHCOC(CH3)3)2. The abbreviated formula is often written as Ni(TMHD)2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this product with a minimum assay of 97%. We do not represent this product as meeting USP, BP, EP, or any pharmacopoeia standards.
What are the safety concerns when handling Nickel(II) bis(2,2,6,6-tetramethyl-3,5-heptanedionate)?
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This compound presents hazards including harm if swallowed, in contact with skin, or if inhaled, and is suspected of causing cancer (H302-H312-H332-H350). Handling requires appropriate personal protective equipment, including eyeshields, chemical-resistant gloves, and a high-efficiency particulate respirator (e.g., N100).
How is Nickel(II) bis(2,2,6,6-tetramethyl-3,5-heptanedionate) packed and shipped?
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This chemical is packed according to industry best practices for hazardous materials and is exported globally by Tech Serve Solutions, adhering to all relevant shipping regulations.
How can I request a sample or a quote?
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To request a sample or a quote for Nickel(II) bis(2,2,6,6-tetramethyl-3,5-heptanedionate), please contact our sales department through the website or by phone.
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