Bismuth(III) tris(2,2,6,6-tetramethyl-3,5-heptanedionate)
Bismuth(III) tris(2,2,6,6-tetramethyl-3,5-heptanedionate), CAS 142617-53-6, is an organometallic compound with the formula Bi(OCC(CH3)3CHCOC(CH3)3)3. This bismuth chelate is a solid material with a molecular weight of 758.78 g/mol. It finds utility as a precursor in materials science and micro/nanoelectronics, particularly for solution deposition techniques. Its properties make it suitable for applications in catalysis and chemical synthesis.
- IUPAC
- Bi(TMHD)2
- Synonyms
- 6-tetramethyl-3,5-heptanedionate),142617-53-6, Bi(OCC(CH3)3CHCOC(CH3)3)3

Precursor for Materials Science
This bismuth compound serves as a valuable precursor in materials science for the deposition of thin films and nanostructures. It is particularly useful in solution deposition techniques, enabling controlled material synthesis.
Micro/Nanoelectronics Applications
In the field of micro and nanoelectronics, Bismuth(III) tris(2,2,6,6-tetramethyl-3,5-heptanedionate) can be employed as a precursor for fabricating electronic components. Its organometallic nature facilitates its use in deposition processes.
Catalysis and Chemical Synthesis
The compound's bismuth centre and organic ligands suggest potential applications in catalysis. It may also be utilized as a reagent or building block in specialised chemical synthesis pathways.
| Molecular weight | 758.78 |
|---|---|
| Linear formula | Bi(OCC(CH3)3CHCOC(CH3)3)3 |
| Form | solid |
| Melting point | 89-99 °C(lit.) |

Hazard statements
- H302Harmful if swallowed
- H312Harmful in contact with skin
- H315Causes skin irritation
- H319Causes serious eye irritation
- H332Harmful if inhaled
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20/21/22-36/37/38 |
| Safety statements (S) | 26-36 |
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 Bismuth(III) tris(2,2,6,6-tetramethyl-3,5-heptanedionate) used for?
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This compound is primarily used as a precursor in materials science and micro/nanoelectronics for solution deposition techniques, as well as in catalysis and chemical synthesis.
What is the CAS number and chemical formula?
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The CAS number is 142617-53-6, and the linear formula is Bi(OCC(CH3)3CHCOC(CH3)3)3. The molecular weight is 758.78 g/mol.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical as a research-grade material. We do not represent it as USP, BP, EP, or any other pharmacopoeia grade.
How should this chemical be handled safely?
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This compound is a Warning substance (GHS07) and is harmful if swallowed, in contact with skin, or if inhaled. It also causes skin irritation, serious eye irritation, and may cause respiratory irritation. Appropriate personal protective equipment, including a dust mask (type N95), eyeshields, and gloves, should be worn, and handling should occur in a well-ventilated area. Avoid breathing dust/fume/gas/mist/vapours/spray.
How is this chemical packed, shipped, and exported?
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Tech Serve Solutions offers expert packing, shipping, and global export services for this chemical, adhering to all relevant regulations. Please contact us for specific details.
How can I request a sample or quote?
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To request a sample or a quotation for Bismuth(III) tris(2,2,6,6-tetramethyl-3,5-heptanedionate), please contact our sales team directly through our website or by phone.
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