Table 1 Analytical data of the complexes
Complexes | Molar mass (g∕mol) |  |  |  | Elemental analysis, calculated (found) (%) | ΛM (molar conductivity), S cm2 mol−1 | ||||
|---|---|---|---|---|---|---|---|---|---|---|
Melting point/°C | Color/appearance | Yield (%) | Co | Cl | C | H | N |  | ||
[Co (L1)2(H2O)2] Cl2 | 526.29 | 360 | Yellow powder | 85.84 | 11.22, (11.0) | 13.50, (13.20) | 54.77, (54.71) | 3.83, (3.76) | 10.65, (10.10) | 138.6 |
[Co( L1)2( L2)(H2O)] Cl2 | 643.90 | 256 | Yellow-orange powder | 62.90 | 9.16, (8.94) | 11.01, (10.80) | 54.01, (53.88) | 3.60, (3.33) | 19.58, (18.93) | 129.4 |
[Co2( L1)4( L2)2( L3)] Cl4 | 1,324.83 | 245 | Brownish-red powder | 73.00 | 8.90, (8.84) | 10.70, (9.99) | 55.30, (54.93) | 3.95, (3.66) | 21.15, (20.69) | 154.2 |