Solid II (117 K < T < 161 K) is orthorhombic with a = 6.17 Å, b = 7.22 Å; c = 7.66 Å; according to the Raman spectra its structure seems to be similar to that of solid BrF5.
La phase solide II (117 K < T < 161 K) est orthorhombique a = 6.17 Å, 6 = 7.22 Å, c = 7.66 Å. D'après les spectres Raman, sa structure semble être identique à celle de BrF5 solide.