Table 1 Analytical and physical data of the copper(II)- isatinic complexes.
From: The ligational behavior of an isatinic quinolyl hydrazone towards copper(II)- ions
No. | Reactants (HL + metal salt) | Complex (F.W.) | Color | % Yield | m.p. (°C) | Elemental Analysis; % Found/(Calcd.) | |||
|---|---|---|---|---|---|---|---|---|---|
C | H | N | M | ||||||
HL | HL (C19H16N4O; 316.36) | Red | 60 | > 300 | 72.06 (72.13) | 5.17 (5.10) | 17.70 (17.71) | ---- | |
1 | Cu (ClO4)2.6H2O | [Cu (L) (HL) (H2O)2] ClO4.3H2O (884.79) | Red | 60 | > 300 | 51.54 (51.58) | 4.63 (4.67) | 12.69 (12.67) | 7.25 (7.18) |
2 | Cu (NO3)2.21/2H2O | [Cu (HL)2 (NO3)2].1¼ H2O (842.81) | Yellowish brown | 61 | > 300 | 54.10 (54.15) | 4.12 (4.13) | 16.44 (16.62) | 7.62 (7.54) |
3 | Cu Cl2.2H2O | [Cu (L) (H2O) Cl].1/2 H2O.1/8 MeOH (445.38) | Dark green | 30 | 252 | 51.48 (51.57) | 4.14 (4.19) | 12.57 (12.58) | 14.10 (14.27) |
4 | Cu Br2 | [Cu (L) (H2O)3 Br].3/8 H2O (519.60) | Granulated greenish brown | 60 | > 300 | 43.92 (43.92) | 4.15 (4.22) | 10.81 (10.79) | 12.40 (12.23) |
5 | Cu (OAc)2.H2O | [Cu (L)2].1/8 H2O.1/8 MeOH (700.51) | Bright greenish brown | 82 | 292 | 65.47 (65.36) | 4.51 (4.42) | 15.93 (15.99) | 8.90 (9.07) |
6 | Cu SO4.5H2O | [Cu2 (L)2 (H2O)4 SO4].2 H2O.MeOH (994) | Dark orange | 64 | > 300 | 47.12 (47.12) | 4.69 (4.66) | 11.13 (11.28) | 12.70 (12.79) |