| Crystal data |
| Chemical formula |
[Cu(C2H8N2)2(H2O)2](C7H4NO4)2
|
|
M
r
|
552.00 |
| Crystal system, space group |
Monoclinic, C
c
|
| Temperature (K) |
100 |
|
a, b, c (Å) |
26.7742 (16), 20.8916 (14), 8.4254 (5) |
| β (°) |
93.460 (3) |
|
V (Å3) |
4704.2 (5) |
|
Z
|
8 |
| Radiation type |
Mo Kα |
| μ (mm−1) |
0.99 |
| Crystal size (mm) |
0.52 × 0.32 × 0.3 |
| |
| Data collection |
| Diffractometer |
Bruker APEXII CCD |
| Absorption correction |
Multi-scan (SADABS; Bruker, 2013 ▸) |
|
T
min, T
max
|
0.593, 0.746 |
| No. of measured, independent and observed [I > 2σ(I)] reflections |
44253, 13693, 11671 |
|
R
int
|
0.038 |
| (sin θ/λ)max (Å−1) |
0.746 |
| |
| Refinement |
|
R[F
2 > 2σ(F
2)], wR(F
2), S
|
0.056, 0.138, 1.07 |
| No. of reflections |
13693 |
| No. of parameters |
1026 |
| No. of restraints |
1750 |
| H-atom treatment |
H-atom parameters constrained |
| Δρmax, Δρmin (e Å−3) |
0.95, −0.86 |
| Absolute structure |
Refined as an inversion twin |
| Absolute structure parameter |
0.49 (2) |
