Hafnium(IV) n-butoxide
Hafnium(IV) n-butoxide (CAS: 22411-22-9, C16H36HfO4) is an organometallic compound with a molecular weight of 470.94 g/mL. This liquid is a precursor for hafnium-containing materials. It is primarily utilised in chemical synthesis and materials science, particularly in applications requiring the deposition of hafnium oxide films. Its properties make it suitable for advanced electronic and catalytic processes.
- IUPAC
- n-Butoxy hafnium,Tetrabutoxyhafnium(IV)
Chemical Vapour Deposition (CVD) Precursor
Hafnium(IV) n-butoxide serves as a volatile precursor in CVD processes for depositing hafnium oxide (HfO2) thin films. These films are critical for high-k dielectric layers in microelectronic devices.
Catalysis
This organohafnium compound can function as a catalyst or catalyst precursor in various organic transformations. Its Lewis acidity and coordination properties are exploited in synthetic chemistry.
Materials Science Research
It is employed in research for the development of novel hafnium-based materials. Applications include ceramics, coatings, and advanced functional materials requiring hafnium incorporation.
Solution Deposition Precursors
As a soluble hafnium source, it is used in solution-based deposition techniques for creating hafnium-containing thin films and nanomaterials.
| Molecular weight | 470.94 |
|---|---|
| Empirical formula | C16H36HfO4 |
| Assay | 99% (purity excludes ~1% Zr) |
| Density | 1.2376 g/mL |
Hazard statements
- H226Flammable liquid and vapour
- H317May cause an allergic skin reaction
- H318Causes serious eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Flash point | 35 °C / 95 °F |
|---|---|
| Transport (UN / ADR) | UN 1993C 3 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 10-41-43 |
| Safety statements (S) | 26-36/37/39 |
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 Hafnium(IV) n-butoxide used for?
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Hafnium(IV) n-butoxide is primarily used as a precursor in chemical vapour deposition (CVD) for hafnium oxide films in microelectronics, as a catalyst in chemical synthesis, and in materials science research for developing hafnium-based materials.
What are the CAS number and formula for Hafnium(IV) n-butoxide?
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The CAS number for Hafnium(IV) n-butoxide is 22411-22-9, and its chemical formula is C16H36HfO4.
What grade and purity does Tech Serve Solutions supply for Hafnium(IV) n-butoxide?
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Tech Serve Solutions supplies Hafnium(IV) n-butoxide with a purity of 99% (assay excludes ~1% Zr). TSS does not represent this product as USP, BP, EP, or other pharmacopoeial grades.
How should Hafnium(IV) n-butoxide be handled safely?
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Hafnium(IV) n-butoxide is a flammable liquid and vapour (H226), can cause an allergic skin reaction (H317), and causes serious eye damage (H318). Handle with appropriate personal protective equipment in a well-ventilated area, away from ignition sources. Refer to the Safety Data Sheet (SDS) for full details.
How is Hafnium(IV) n-butoxide packed and shipped?
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Hafnium(IV) n-butoxide is typically packed according to UN 1993 C3 / PGIII regulations for flammable liquids. TSS is a global supplier and exporter, adhering to international shipping standards.
How can I request a quote or sample of Hafnium(IV) n-butoxide?
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To request a quote or a sample of Hafnium(IV) n-butoxide, please contact our sales team through the website or by phone. Provide your specific requirements for prompt assistance.
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