Tantalum(V) ethoxide
ALDRICH/339113 - 99.98% trace metals basis
Synonym: Pentaethoxytantalum; Pentaethyl tantalate; Tantalum ethylate; Tantalum pentaethoxide; Tantalum(V) ethoxide
CAS Number: 6074-84-6
Empirical Formula (Hill Notation): C10H25O5Ta
Molecular Weight: 406.25
MDL Number: MFCD00049785
Linear Formula: Ta(OC2H5)5
Product Type: Chemical
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material.
This image depicts SKU: 339113-10G
This image depicts SKU: 339113-10G
| assay | 99.98% trace metals basis |
| bp | 155 °C/0.01 mmHg (lit.) |
| density | 1.566 g/mL at 25 °C (lit.) |
| form | liquid |
| impurities | <2 wt. % toluene |
| InChI | 1S/5C2H5O.Ta/c5*1-2-3;/h5 |
| InChI key | HSXKFDGTKKAEHL-UHFFFAOYSA |
| mp | 21 °C (lit.) |
| reaction suitability | core: tantalum |
| reagent type: catalyst | |
| refractive index | n |
| SMILES string | CCO[Ta](OCC)(OCC)(OCC)OCC |
| Application: | Ta(OC2H5)5 can be used in the formation of ultrathin tantalum oxide based capacitors. It can also be used as a liquid precursor in the preparation of tantalum carbide nanopowder for hard coating on metal surfaces. |
| General description: | Tantalum(V) ethoxide Ta(OC2H5)5 is a tantalum alkoxide that can be used as a precursor in the preparation of tantalum oxide by chemical vapor deposition (CVD). It has excellent volatility and thermal stability. It can be synthesized by anodic oxidation of tantalum plate in anhydrous ethanol. |
| Packaging: | 10, 100 g in poly bottle |
| Symbol |  GHS02 |
| Signal word | Warning |
| Hazard statements | H226 |
| Precautionary statements | P210 - P233 - P240 - P241 - P242 - P243 |
| Hazard Codes | C |
| Risk Statements | 10-34 |
| Safety Statements | 16-26-36/37/39-45 |
| RIDADR | UN 2920 3(8) / PGII |
| WGK Germany | WGK 1 |
| Flash Point(F) | 84.2 °F - closed cup |
| Flash Point(C) | 29 °C - closed cup |
| Purity | 99.98% trace metals basis |
| bp | 155 °C/0.01 mmHg (lit.) |
| mp | 21 °C (lit.) |
| Density | 1.566 g/mL at 25 °C (lit.) |
| Refractive Index | n |
| UNSPSC | 12352103 |