Tantalum (V) butoxide

Synonym: Ta(OBu)5, Pentabutoxytantalum, Tantalum pentabutanolate, Tantalum penta-n-butoxide, Pentakis(butyloxy) tantalum(V)

Tantalum (V) butoxide Chemical Structure

Overview

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Product Code TA4781
Product Name Tantalum (V) butoxide
CAS Number 51094-78-1
Molecular formula C20H45O5Ta
Linear formula Ta(OCH2CH2CH2CH3)5
Molecular weight 546.52
Form liquid
Boiling point 217C
Sensitivity moisture
NMR conforms to structure

Test Specification

Assay (purity) 98%+
Purity method by gravimetric assay
Metal purity 99.99%+-Ta
Appearance yellow liquid
Gravimetric assay %Ta=32.3-34.0
Gravimetric assay notes after oxygen combustion

Safety Information

UN 1993
Transport description FLAMMABLE LIQUIDS, N.O.S. (TANTALUM PENTABUTANOLATE)
Hazardous class 3
Packing group III
In TSCA registry Yes

External Identifiers for Ta(OBu)5

Pubchem CID 170974
SMILES CCCC[O-].CCCC[O-].CCCC[O-].CCCC[O-].CCCC[O-].[Ta+5]
IUPAC Name butan-1-olate; tantalum(5+)
InchI Identifier InChI=1S/5C4H9O.Ta/c5*1-2-3-4-5;/h5*2-4H2,1H3;/q5*-1;+5
InchI Key QORWLRPWMJEJKP-UHFFFAOYSA-N
MDL Number MFCD00078035
EC Number 256-962-9