Table 1 Analytical and physical data of the copper(II)- phenolic complexes.
From: The ligational behavior of a phenolic quinolyl hydrazone towards copper(II)- ions
No. | Complex F.W. | Color | % yield | m.p. (oC) | Elemental analysis; % Found/(Calcd.) | |||
|---|---|---|---|---|---|---|---|---|
C | H | N | M | |||||
(H2L); C18H17N3O2 (307.35) | Yellow | 64 | 260 | 70.50 (70.28) | 5.68 (5.53) | 13.66 (13.67) | ---- | |
1 | [Cu(HL)(H2O)2]2 (ClO4)2. 1/2H2O.¼MeOH (1027.76) | Dark violet | 49 | 145 | 42.29 (42.36) | 4.26 (4.12) | 8.13 (8.18) | 12.35 (12.37) |
2 | [Cu2(HL)2(H2L)(NO3)2].1¼H2O.2¾MeOH (1281.78) | Greenish brown | 24 | >300 | 53.12 (53.17) | 5.02 (4.92) | 12.02 (12.02) | 9.95 (9.92) |
3 | [Cu (H2L) (H2O)2 Cl2]. 11/8 H2O (498.1) | Dark brown | 30 | >300 | 43.44 (43.40) | 4.73 (4.71) | 8.48 (8.44) | 12.75 (12.76) |
4 | [Cu (H2L) (H2O) Br2].1/2 H2O (557.72) | Chocolate brown | 34 | 247 | 38.73 (38.76) | 3.68 (3.61) | 7.76 (7.54) | 11.36 (11.39) |
5 | [Cu (HL) (OAc)]2.MeOH (889.91) | Greenish brown | 53 | >300 | 55.26 (55.33) | 4.77 (4.76) | 9.51 (9.45) | 14.30 (14.28) |
6 | [Cu(H2L)(H2O)2 SO4].2¼H2O (543.52) | Dark green | 14 | >300 | 39.85 (39.77) | 4.76 (4.73) | 7.85 (7.73) | 11.71 (11.69) |