The crystal structure of thioxanthen-9-one-10,10-dioxide, C₁₃H₈O₃S – a second polymorph

Abstract

C13H8O3S, monoclinic, C2/c (no. 15), a = 9.7499(3) Å, b = 12.9758(4) Å, c = 8.2681(3) Å, β = 103.784(2)°, V = 1015.90(6) Å3, Z = 4, R gt (F) = 0.0318, wR ref (F 2) = 0.0927, T = 200 K.