Rhenium tetrafluoride is a binary inorganic compound of rhenium and fluorine with the chemical formula .

Synthesis Rhenium tetrafluoride can be made by the reduction of rhenium hexafluoride with hydrogen, rhenium, or sulfur dioxide:

Physical properties Rhenium tetrafluoride forms blue crystals of tetragonal structure, cell parameters a = 1.012 nm, c = 1.595 nm.

Rhenium tetrafluoride reacts with water, and corrodes glass when heated.

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