Hafnium tert-butoxide, 99.9%+
Buy Hafnium tert-butoxide, 99.9%+ (CAS 2172-02-3) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Catalogue no. ZX-017425.
About Hafnium tert-butoxide, 99.9%+
Researchers and plant chemists source Hafnium tert-butoxide, 99.9%+ from Zemixal for routine and specialised work. For your records (≥99.9%), the material is defined by CAS 2172-02-3, formula C16H36HfO4 and molar mass 470.9 g/mol. Typical appearance is colourless to dark yellow liquid.
Common uses in the lab and plant
- Semiconductor research
- Electronic devices
- Thin films
Handling and storage
Physical constants on file: boiling point 90 °C and density 1.166 g/mL at 25 °C. Classified under GHS with signal word Danger and hazard statements H225, H226, H302 and H315. Read the SDS before first use.
Available as 5 g and 25 g. Larger or split packs can be arranged. Each lot travels with a batch certificate of analysis and a 16-section SDS. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.
Typical uses
- Semiconductor research
- Electronic devices
- Thin films
Applications
Specifications and identifiers
| Product name | Hafnium tert-butoxide, 99.9%+ |
|---|---|
| Catalogue number | ZX-017425 |
| CAS number | 2172-02-3 |
| IUPAC name | hafnium(4+);tetrakis(2-methylpropan-2-olate) |
| Molecular formula | C16H36HfO4 |
| Molar mass | 470.9 g/mol |
| Exact mass | 472.2079 |
| Purity / assay | ≥99.9% |
| Physical form | Liquid |
| Appearance | Colourless to dark yellow liquid |
| Boiling point | 90 °C |
| Density | 1.166 g/mL at 25 °C |
| H-bond donors / acceptors | 0 / 4 |
| Topological polar surface area | 92.2 Ų |
| HS code | 28261990 |
| InChIKey | WZVIPWQGBBCHJP-UHFFFAOYSA-N |
| SMILES | CC(C)(C)[O-].CC(C)(C)[O-].CC(C)(C)[O-].CC(C)(C)[O-].[Hf+4] |
| PubChem CID | 9934444 |
| Synonyms | Hafnium(IV) tert-butoxide, Hf(OtBu)4, Hafnium (IV) tert-butoxide, Hf[OC(Me)3]4, Tetrakis(tert-butoxy)hafnium, Hafnium tetrakis(2-methylpropan-2-olate) |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Danger
- H225Highly flammable liquid and vapor
- H226Flammable liquid and vapor
- H302Harmful if swallowed
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements P210, P233, P240, P241, P242, P243, P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P303 + P361 + P353, P304 + P340, P305 + P351 + P338, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P370 + P378
Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.
Pack sizes
| 5 g | Quoted on request | |
| 25 g | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
Questions about Hafnium tert-butoxide, 99.9%+
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