| C12H9IN2O2S | Z = 18 |
| Mr = 372.17 | F000 = 3240 |
| Trigonal, R3 | Dx = 1.865 Mg m−3 |
| Hall symbol: -R 3 | Melting point: 472 K |
| a = 28.6221 (12) Å | Mo Kα radiation λ = 0.71073 Å |
| b = 28.6221 (12) Å | Cell parameters from 909 reflections |
| c = 8.4062 (17) Å | θ = 1.4–28.5º |
| α = 90º | µ = 2.57 mm−1 |
| β = 90º | T = 298 (2) K |
| γ = 120º | Prism, yellow |
| V = 5963.9 (13) Å3 | 0.47 × 0.32 × 0.20 mm |