| Complex | 1 |
| Empirical formula | C10H7ClN6Cu2 |
| Formula weight | 373.75 |
| Temperature | 293(2) |
| Crystal system | Monoclinic |
| Space group | P 21/c |
| a/Å | 10.628(5) |
| b/Å | 9.591(5) |
| c/Å | 11.220(5) |
| α/º | 90 |
| β/º | 100.583(5) |
| γ/º | 90 |
| V/Å3 | 1124.2(9) |
| Z | 4 |
| Dc/g cm−3 | 2.208 |
| µ(Mo Kα)/mm−1 | 4.012 |
| F(000) | 736 |
| Reflections collected | 7070 |
| Unique reflections | 1995 |
| R(int) | 0.0266 |
| GOF on F2 | 1.068 |
| Final R indices [I > 2sigma(I)] | R1 = 0.0337, wR2= 0.0783 |
| R indices (all data) | R1 = 0.0389, wR2 = 0.0814 |
| aR1 = Σ||Fo| − |Fc||/Σ|Fo|. bwR2 = {Σ[w(Fo2 − Fc2)2]/Σ[w(Fo2)2]}1/2 | |