| Ligands/metal complexes | Melting points (˚C) | Yield percentage (%) |
| p-chlorophenyl dithiocarbamate | 122 | 92 |
| p-bromophenyl dithiocarbamate | 156 | 85 |
| Zn2+ complex | 182 | 78 |
| Cd2+ complex | 268 | 79 |
| Hg2+ complex | 134 | 76 |
| Cu2+ complex | 184 | 67 |
| Co2+ complex | 220 | 71 |
| Ni2+ complex | 266 | 72 |