Tungsten(VI) ethoxide

Synonym: Hexaethoxytungsten, Tungsten ethoxide, Tungsten(6+) hexaethanolate, Ethanol tungsten(6+) salt

CAS Number 62571-53-3 | MDL Number MFCD00156526 | EC Number 636-376-3


Product codeW1533
CAS number62571-53-3
Assay (purity)99%
Purity methodby titration: % W = 39.9 – 41.1 (after combustion to oxide)
Molecular weight454.20 g/mol
Melting point150 °C (302 °F)
Appearanceoff-white to brown soft crystalline powder
Molecular formulaC12H30WO6
Linear formulaW(OC2H5)6
Packagingglassware/metal containers/bubblers

Tungsten(VI) ethoxide was used for the preparation of Ag/WO3 nanobars, mediated by cationic surfactant CTAB through the hydrothermal route. This product is also used in thin films, display, and imaging, optics as well as for x-ray screen phosphors, fireproofing fabrics and in gas sensors. This product is applied as an intermediate for sol-gel coatings. See links below

Ereztech manufactures and sells this product in small and bulk volumes. Glass ampules, bottles or metal ampules or bubblers are available for packaging. For additional analytical information or details about purchasing W1533 contact us at sales@ereztech.com

Safety information

Hazardous class4.1
Packing groupIII
PictogramsGHS02 GHS07
Signal wordWARNING
Hazard statementsH228-H315-H319-H335
Precautionary statementsP210-P240-P241-P261-P264-P271-P280-P302 + P352-P304 + P340-P305 + P351 + P338-P312-P332 + P313-P337 + P313-P362-P370 + P378
Transport descriptionMetal salts of organic compounds, flammable, n.o.s. (Tungsten(VI) ethoxide)
In TSCA registryNo (research and development usage only)

First Aid Measures

General adviceConsult a physician. Show this safety data sheet to the doctor in attendance. Move out of the dangerous area.
Eye contactRinse thoroughly with plenty of water for at least 15 minutes and consult a physician.
Skin contactWash off with soap and plenty of water. Consult a physician.
InhalationIf breathed in, move person into the fresh air. If not breathing, give artificial respiration. Consult a physician.
If swallowedDo NOT induce vomiting. Never give anything by mouth to an unconscious person. Rinse mouth with water. Consult a physician.


Certificates of Analysis (CoA)

If you don’t see the needed lot of Tungsten(VI) ethoxide below please contact customer support at sales@ereztech.com

Lot# 015/784

External identifiers for Hexaethoxytungsten

Pubchem CID13828235
IUPAC Nameethanolate;tungsten
InchI IdentifierInChI=1S/6C2H5O.W/c6*1-2-3;/h6*2H2,1H3;/q6*-1;

Known applications and external links

With Tungsten(VI) ethoxide other customers often ask:

Ereztech synthesizes and sells additional W-compounds.

To purchase W1533 contact us at sales@ereztech.com