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760404

Tantalum(V) ethoxide

packaged for use in deposition systems

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Synonym(s):
PET, Pentaethoxytantalum, Pentaethyl tantalate, Tantalum pentaethoxide
Linear Formula:
Ta(OC2H5)5
CAS Number:
Molecular Weight:
406.25
Beilstein:
3678999
EC Number:
MDL number:
UNSPSC Code:
12352300
PubChem Substance ID:
NACRES:
NA.23

form

liquid

refractive index

n20/D 1.487 (lit.)

bp

155 °C/0.01 mmHg (lit.)

mp

21 °C (lit.)

density

1.566 g/mL at 25 °C (lit.)

SMILES string

CCO[Ta](OCC)(OCC)(OCC)OCC

InChI

1S/5C2H5O.Ta/c5*1-2-3;/h5*2H2,1H3;/q5*-1;+5

InChI key

HSXKFDGTKKAEHL-UHFFFAOYSA-N

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Application

Tantalum(V) ethoxide precursor is used to deposit ultra thin films of Tantalum oxide and other tantalum containing films by atomic layer deposition and chemical vapor deposition methods

Pictograms

Flame

Signal Word

Warning

Hazard Statements

Hazard Classifications

Flam. Liq. 3

WGK

WGK 1

Flash Point(F)

84.2 °F

Flash Point(C)

29 °C

Regulatory Information

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