Table 2. Experimental details.
| Crystal data | |
| Chemical formula | [Cu(C7H4NO2)2(H2O)]·H2O |
| M r | 371.83 |
| Crystal system, space group | Monoclinic, P2/c |
| Temperature (K) | 100 |
| a, b, c (Å) | 6.9143 (14), 6.2111 (12), 17.169 (3) |
| β (°) | 90.05 (3) |
| V (Å3) | 737.3 (3) |
| Z | 2 |
| Radiation type | Mo Kα |
| μ (mm−1) | 1.52 |
| Crystal size (mm) | 0.3 × 0.2 × 0.2 |
| Data collection | |
| Diffractometer | Bruker SMART APEXII |
| Absorption correction | Multi-scan (SADABS; Krause et al., 2015 ▸) |
| T min, T max | 0.618, 0.745 |
| No. of measured, independent and observed [I > 2σ(I)] reflections | 8617, 1477, 1311 |
| R int | 0.027 |
| (sin θ/λ)max (Å−1) | 0.642 |
| Refinement | |
| R[F 2 > 2σ(F 2)], wR(F 2), S | 0.033, 0.087, 1.09 |
| No. of reflections | 1477 |
| No. of parameters | 131 |
| No. of restraints | 4 |
| H-atom treatment | H atoms treated by a mixture of independent and constrained refinement |
| Δρmax, Δρmin (e Å−3) | 0.37, −0.29 |