A new Co (III) complex prepared by the reaction of 2-((2 hydroxyethylimino)methyl)phenol (H2L) with Co(III) ion is reported in this paper. The H2L ligand is structurally characterized by elemental analysis, NMR and infrared spectroscopies. The mononuclear complex [Co(HL)2]·Cl·H2O...
Open access
Research Article10.9734/irjpac/2024/v25i6890
Heterometallic f/s-block complexes are not plentiful but play pivotal roles in understanding metal synergy in materials science and catalysis. Reaction of Y(NO3)3.6H2O with EDTANa2.2H2O (ethylenediaminetetraacetic acid, disodium salt dihydrate) gives the dodecanuclear {Y4Na8(L)4(...
Open access
Research Article10.9734/irjpac/2025/v26i3913
The ligand 1,3-bis-((5-methyl-1H-imidazol-4-yl)methyleneamino)propan-2-ol (H3L) derived from 1,3-diaminopropan-2-ol and 5-methyl-1H-imidazole-4-carbaldehyde has been synthetized and used to prepare five complexes in which the ligand acts in tetradentate fashion. Complexes formul...
Open access
Research Article10.9734/ajocs/2024/v14i5326
Six news dinuclear metal transition (Mn(II) (1), Fe(II) (2), Co(II) (3), Ni(II) (4), Cu(II) (5) and Zn(II) (6)) complexes have been synthesized from a new hexadentate Schiff base N’1,N’4-bis(1-(pyridin-2-yl)ethylidene)succinohydrazide (H2L). The ligand was characterized by eleme...
Open access
Research Article10.9734/irjpac/2024/v25i5879
The reaction of 3-chloro-benzoyl chloride and 2-aminobenzothiazole in the presence of potassium thiocyanate yielded a yellowish solid C15H10ClN3OS2 (1). Reaction of 1 with cobalt chloride yield a yellowish solid C14H11ClN2O2S (2) which gives crystal suitable for X-ray analyses. T...
Open access
Research Article10.9734/irjpac/2024/v25i4861
Babacar Diop, Thierno Moussa Seck, Cheikh Ndoye, Ibrahima El-hadji Thiam, Ousmane Diouf, Farba Bouyagui Tamboura, Pascal Retailleau & Mohamed Gaye·Asian Journal of Chemical Sciences·2024
A new Co(III) complex prepared by the reaction of N'–(1–(pyridin–2 yl)ethylidene) isonicotinohydrazide (H2L) with Co(II) ion is reported in this paper. The H2L ligand is structurally characterized by elemental analysis, NMR, and infrared spectroscopies. The mononuclear complex [C...
Open access
Research Article10.9734/ajocs/2024/v14i3306
The unsymmetric monocarbonohydrazide Schiff base (H5L1) (1) and the symmetric dicarbonohydrazone (H4L2) (2) were prepared from a monocondensation reaction between carbonohydrazide and 2-hydroxybenzaldehyde, respectively, in 1/1 and 1/2 ratio. The compounds were characterized by e...
Open access
Research Article10.9734/irjpac/2023/v24i5823
Complexes of nickel (II) and iron (III) are easily synthetized using the symmetrical ligand 1,5-bis(1-(pyridin-2-yl)ethylidene)carbonohydrazide) (H2L) and metal nitrate salts. Square [2x2] grids structure of one tetranuclear iron and one tetranuclear nickel complex were isolated....
Open access
Research Article10.9734/irjpac/2023/v24i4819
Mbossé Ndiaye Guèye, Mariama Thiam, Pedro Henrique de Oliveira Santiago, Ngoné Diouf, Ibrahima Elhadji Thiam, Ousmane Diouf, Javier Ellena, Abdou Salam Sall & Mohamed Gaye·Chemical Science International Journal·2024
Five new transition metal complexes [Mn(L)(Cl)] (1), [Fe(L)(Cl)] (2), [Co(L)(H2O)2] (3), [Ni(L)(H2O)] (4) and [Cu(L)] (5), are synthesized from the Schiff base ligand N,N'-Bis(5-bromosalicylidene)-propane-1,2-diamine (H2L) which derived from the condensation of 5-bromosalicylald...
Open access
Research Article10.9734/CSJI/2024/v33i6942
A new unsymmetrical ligand (E)-2-methoxy-4-((1-phenylethylimino)methyl)phenol C16N17NO2 (I), was synthetized by one-step condensation reaction. The structure of this new compound was confirmed by elemental analysis, FT-IR, UV-Visible and 1H and 13C NMR spectroscopy techniques. Th...
Open access
Research Article10.9734/CSJI/2023/v32i6877
Fe(III) complex of the hydrazone from (E)-N'-(thiophen-2-ylmethylene)isonicotinohydrazide (HL) has been synthesized and characterized by elemental analysis, electrical conductance in non-aqueous solvents, FT-IR and electronic spectroscopies, room temperature magnetic measurement...
Open access
Research Article10.9734/irjpac/2023/v24i2809