Germanium tetrabromide is the inorganic compound with the formula GeBr4.

It is a colorless solid that melts near room temperature.

It can be formed by treating solid germanium with bromine, or by treating a germanium-copper mixture with bromine:[2] From this reaction, GeBr4 has a heat of formation of 83.3 kcal/mol.

[4] From room temperature down to −60 °C the structure takes on a cubic α form, whereas at lower temperatures it takes on a monoclinic β form.

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