Synonym: Tetraethylgermanium, Tetraethyl germane, GeEt4

CAS Number 597-63-7 | MDL Number MFCD00015096 | EC Number 209-905-7

Tetraethylgermanium Chemical Structure

Product codeGE7637
CAS number597-63-7
Assay (purity)98%+
Metal purity99.9%-Ge
Purity methodby GLC
Molecular weight188.84 g/mol
Appearancecolorless liquid
Melting point-90°C (-130°F)
Boiling point165°C (329°F)
Flash point29°C (84°F)
Molecular formulaC8H20Ge
Linear formula(C2H5)4Ge
Packagingglassware/metal containers/bubblers

Tetraethylgermane has been used as a precursor for growing polycrystalline germanium-containing thin films by MOCVD. 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 GE7637 contact us at sales@ereztech.com

Safety information

Hazardous class3
Packing groupIII
Signal wordWARNING
Hazard statementsH226-H302-H315-H319-H335
Precautionary statements P210-P233-P240-P241-P242-P243-P264-P270-P271-P280-P301+P312-P303+P361+P353-P304+P340-P305+P351+P338-P312-P330-P332+P313-P337+P313-P362-P370 + P378
Transport descriptionFLAMMABLE LIQUID, N.O.S. (Tetraethylgermane)
In TSCA registryNo (sold for 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 Tetraethylgermane below please contact customer support at sales@ereztech.com


External identifiers for GeEt4

Pubchem CID11703
IUPAC Nametetraethylgermane
InchI IdentifierInChI=1S/C8H20Ge/c1-5-9(6-2,7-3)8-4/h5-8H2,1-4H3

Known applications and external links

With Tetraethylgermane other customers often ask:

Ereztech synthesizes and sells additional GE-compounds.

To purchase GE7637 contact us at sales@ereztech.com