Table 2 Comparison of geometric parameters (Ã…) for some copper(II) benzoate dimers of compounds 1-4
|  | Equtorial O-Cu-O distance (Å) | Axial Cu-O distance (Å) | Axial Cu-N distance (Å) | Cu - deviation from mean plane (Å) | Cu-Cu distance (Å) | O-Cu-O equatorial bond angle (°) | O- Cu-O axial bond angle (°) | O-Cu-N axial bond angle (°) | Cu-Cu + Cu-N (Å) | Cu-Cu + Cu-O (Å) | |
|---|---|---|---|---|---|---|---|---|---|---|---|
Compound (1) | Â | 1.959(2) to 1.965(2) | 2.167(2) | Â | 0.161 | 2.6143(5) | 88.46(9)-92.98(9) | 95.30(8)- 96.42(8) | Â | Â | 4.7813 |
Compound (2) | Â | 1.9474(16) to 1.9655(16) | Â | 2.2724(18) | 0.176 | 2.6691(5) | 87.47(6)- 89.87(6) | Â | 91.47(6) - 101.43(7) | 4.9415 | Â |
Compound (3) | Dimer (i) | 1.952(8) to 1.964(10) | 2.170(9) | Â | 0.160 | 2.658(3) | 88.2(4)- 90.9(4) | 95.0(4)- 96.8(4) | Â | Â | 4.828 |
| Â | Dimer (ii) | 1.950(9) to 1.974(9) | Â | 2.311(11) | 0.208 | 2.758(3) | 87.9(4)- 89.4(4) | Â | 93.9(4)- 101.0(4) | 5.0690 | Â |
Compound (4) | Dimer (i) | 1.948(7) to 1.980(6) | 2.155(6) | Â | 0.167 | 2.653(2) | 88.0(3)- 91.5(3) | 93.9(3)- 98.4(3) | Â | Â | 4.808 |
| Â | Dimer (ii) | 1.959(6) to 1.974(6) | Â | 2.301(7) | 0.207 | 2.7473(19) | 88.1(3)- 89.1(3) | Â | 93.6(3)- 101.4(3) | 5.0483 | Â |