Germanium (IV) bromide

Synonym: Germanium tetrabromide, Tetrabromogermane, Germyl bromide 

CAS Number 13450-92-5 | MDL Number MFCD00016115 | EC Number 236-612-1

Tetrabromogermane Chemical Structure

Product codeGE0925
CAS number13450-92-5
Assay (purity)98%+
Purity methodby titration: %Br=79.9-83.1 (with AgNO3)
Molecular weight392.26 g/mol
Formliquid or solid
Appearancewhite to yellow to orange liquid or solid
Melting point26.1 °C (78.98°F)
Boiling point186.5 °C (366.8°F)
Molecular formulaGeBr4
Linear formulaGeBr4
Packagingglassware/metal containers/bubblers

Germanium (IV) bromide is a high water-soluble crystalline Germanium source for uses compatible with Bromides and lower (acidic) pH. Most metal bromide compounds are water-soluble for uses in water treatment and chemical analysis. See link 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 Germanium (IV) bromide contact us at

Safety information

Hazardous class8
Packing groupII
Signal wordDANGER
Hazard statementsH314
Precautionary statementsP280-P264-P304 + P340 + P310-P301 + P310 + P330 + P331-P303 + P361 + P353 + P363 + P310-P305 + P351 + P338 + P310
In TSCA registryYes

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 Germanium (IV) bromide below please contact customer support at


External identifiers for Tetrabromogermane

Pubchem CID26011
IUPAC Nametetrabromogermane
InchI IdentifierInChI=1S/4BrH.Ge/h4*1H;/q;;;;+4/p-4

Known applications and external links

With Germanium (IV) bromide other customers often ask:

Ereztech synthesizes and sells additional GE-compounds.

To purchase Germanium (IV) bromide contact us at