Research Article

Synthesis, Characterization, and Anticancer Activity of New Metal Complexes Derived from 2-Hydroxy-3-(hydroxyimino)-4-oxopentan-2-ylidene)benzohydrazide

Table 3

Electronic spectra (nm) and magnetic moments (BM) for the ligand (1) and metal complexes.

Comp. numberMolecular formula (nm) (BM)

(1)[H2L]C12H13N3O4275 nm ( = 5.86 × 10−4 L mol−1 cm−1)  
315 nm ( = 8.45 × 10−4 L mol−1 cm−1)  
350 nm ( = 9.20 × 10−4 L mol−1 cm−1)

(2)[(HL)Cu(OAc)(H2O)2]·H2O   
C14H21N3O9Cu
265, 302, 380, 495, 550, 6251.79

(3)[(HL)Cu2(OAc)3(H2O)5]·   
C18H33N3O15Cu2
268, 308, 380, 425, 550, 6261.68

(4)[(H2L)2Cu(OAc)2]·3H2O   
C28H38N6O15Cu
270, 370, 390, 450, 570, 6101.81

(5)[(H2L)CuCl2(H2O)]·2H2O   
C12H19Cl2N3O7Cu
260, 300, 370, 460, 565, 605 1.77

(6)[(H2L)Cu(SO4)(H2O)2]   
C12H17N3O10SCu
265, 300, 400, 505, 595, 6051.78

(7)[(HL)Ni(OAc)(H2O)2]·2H2O   
C14H23N3O10Ni
272, 303, 420, 525, 617, 687, 7492.851.06

(8)[(H2L)Ni(SO4)(H2O)2]·H2O   
C13H22N3O11SNi
265, 300, 415, 510, 620, 690, 7202.951.04

(9)[(HL)Co(OAc)(H2O)2]·3H2O   
C14H25N3O11CO
275, 301, 420, 598, 6205.111.03

(10)[(H2L)Co(SO4)(H2O)2]·3H2O   
C13H26N3O13SCo
302, 397, 430, 556, 621, 2655.521.11

(11)[(HL)Mn(OAc)(H2O)2]·3H2O   
C14H25N3O11Mn
265, 298, 390, 425, 585, 6116.10

(12)[(HL)Zn(OAc)(H2O)2]·2H2O   
C14H23N3O10Zn
270, 305, 365Diamagnetic

(13)[(H2L)Zn(SO4)(H2O)2]·3H2O   
C12H23N3O13SZn
265, 300, 378Diamagnetic

(14)[(HL)Cd(OAc)(H2O)2]·2H2O   
C14H23N3O10Cd
268, 305, 360Diamagnetic

(15)[(H2L)Cd(SO4)(H2O)2]·2H2O   
C12H21N3O12SCd
265, 302, 370Diamagnetic

(16)[(HL)Hg(OAc)]·H2O   
C14H17N3O7Hg
260, 305, 370Diamagnetic

(17)[(HL)Fe(Cl)2(H2O)]·3H2O   
C12H20N3O8Cl2Fe
265, 302, 330, 475, 541, 615 6.11