Table 5.
Thermal data (TGA\DTG) of the ligand and its Zr(IV), V(IV), Ru(III), and Cd(II) metal complexes.
| Compound | Temp. range/°C DTG |
Temp. range/°C TGA |
Wt. loss (%) Calc. (F.) |
Assignments |
|---|---|---|---|---|
| C15H15N3O4 residue |
195, 456 | 197–391 >391 |
60.11 (60.31) 39.88 (39.68) |
C7H5N2O4 complete decomp. |
|
| ||||
| C15H17Cl2N3O8Zr2 residue |
30, 340, 548 | 20–300 300–540 >540 |
18.36 (18.90) 41.88 (41.10) 39.70 (40.00) |
C4H6N2O2 C11H11Cl2NO2 Zr2O4 |
|
| ||||
| C30H34N6O20S2V2 residue |
295, 380, 445 | 20–248 248–453 >453 |
21.77 (21.73) 61.02 (61.11) 17.20 (17.12) |
(SO4)2+H2O C30H32N6O7 V2O4 |
|
| ||||
| C30H29Cl2N6O8Ru residue |
285, 743 | 25–215 215–350 >350 |
9.17 (8.98) 18.36 (18.90) 25.99 (25.74) |
Cl2 C23H29N6O8 RuO+7C |
|
| ||||
| C15H15CdN5O10 residue |
238, 257, 377 | 176–310 332–515 >515 |
36.63 (36.51) 39.42 (39.34) 23.88 (24.09) |
C7H7N3O4 C8H8N2O5 CdO |