Tantalum(V) ethoxide, 99.999% (metals basis), Nb <100ppm
Tantalum(V) ethoxide, 99.999% (metals basis), Nb <100ppm
Tantalum(V) ethoxide, 99.999% (metals basis), Nb <100ppm
Thermo Scientific Chemicals

Tantalum(V) ethoxide, 99.999% (metals basis), Nb <100ppm

CAS: 6074-84-6 | C10H25O5Ta | 406.25 g/mol
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Catalog number 014643.18
also known as 014643-18
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Ends: 30-Jun-2026
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50 g
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Price (USD)
742.65
Special offer
Online exclusive
Ends: 30-Jun-2026
874.00
Save 131.35 (15%)
Each
Chemical Identifiers
CAS6074-84-6
IUPAC Namepentaethoxytantalum
Molecular FormulaC10H25O5Ta
InChI KeyHSXKFDGTKKAEHL-UHFFFAOYSA-N
SMILESCCO[Ta](OCC)(OCC)(OCC)OCC
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SpecificationsSpecification SheetSpecification Sheet
Appearance (Color)Clear colorless to pale yellow
Assay from Supplier's CofA≥99.5% (gravimetric)
Trace MetalsNb: ≤100ppm
FormLow melting solid or liquid
Total Metal Impurities≤10ppm (0.001%) excluding Nb
Tantalum(V) ethoxide acts as a precursor used in the preparation of ultra thin films of tantalum oxide and other tantalum containing films, which finds application in semiconductors. It is also used to prepare tantalum oxide nanoparticles for the imaging cartilage.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

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