Acta Cryst. (2008). E64, m1525 [ doi:10.1107/S1600536808036428 ]
Abstract: In the title salt, K+·C4H7BF3O-, the K atom is surrounded by six anions making close contacts through seven F [KF = 2.779 (1)-3.048 (1) Å] and two O [KO = 2.953 (2) and 3.127 (2) Å] atoms in a trivacant fac-vIC-9 icosahedral coordination geometry.
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