Platinum(IV) bromide is the inorganic compound with the formula PtBr4. It is a brown solid. It is a little-used compound mainly of interest for academic research. It is a component of a reagent used in qualitative inorganic analysis. In terms of structure, the compound is an inorganic polymer consisting of interconnected PtBr6 octahedra. References Bromides,4 Bromides Platinum group halides