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نمایش تعداد 1-10 از 44
Conductance study of the thermodynamics of Co2+,Ni2+,Cu2+ cryptates in mixed acetonitrile-ethylacetate binary solvent solutions at different temperatures
The discovery of the crown ethers was followed by synthesis of macro bicyclic poly ethers containing three poly ether strands joined by two bridge head
nitrogen atoms [1]. These compounds have three-dimentional ...
Complexation ability of dibenzo-24-crown-8 with UO22+ cation in binary mixed non-aqueos solvents
The complexation reaction between UO22+ cation and dibenzo-24-crown-8 was studied in acetonitrile-ethylacetate, acetonitrile-dimethyformamide, acetonitrile-methanol, acetonitrile-ethanol, acetonitrile-propanol binary solutions at the different...
Study of complexation process between N-phenylaza-15-crown-5 with yttrium cation in binary mixed solvents
The complexation reaction between Y3+ Cation with N-phenylaza-15-crown-5(Ph-N15C5) was studied at different temperatures in acetonitrile–methanol (AN/MeOH), acetonitrile–propanol (AN/PrOH), acetonitrile–1,2 dichloroethane (AN/DCE) and acetonitrile...
Electrical Conductance study of interactions of Cu2+ , Co2+ and Ni2+ metal cations with kryptofix-21 in acetonitrile - ethanol binary solvent solution
, kryptofix -21,in pure acetonitrile , ethanol and also in acetonitrile- ethanol (AN-EtOH) binary mixtures have been studied at
different temperatures using conductometric method. the conductance data show that the stoichiometry of the complexes in most...
A thermodynamic study of interaction of Na+ cation with benzo-15-crown-5 in binary mixed non-aqueous solvents
The complexation reaction between benzo-15-crown-5 (B15C5) with Na? cation was studied in acetonitrile– methanol (AN–MeOH), tetrahydrofuran–methanol (THF–MeOH), acetonitrile–tetrahydrofuran (AN–THF) and nitromethane–dimethylformamide (NM–DMF) binary...
Complexation Ability of Dibenzo-24-crown-8 with Cs+ Cation in Binary Mixed Non-Aqueous Solvents
The complexation reaction of macrocyclic ligand, dibenzo-24-crown-8 (DB24C8) with Cs+ cation was studied in acetonitrile-methanol(AN-MeOH), acetonitrile-ethanol (AN-EtOH), acetonitrile-dimethylformamide(AN-DMF) and nitromethane-methanol (NM...
Conductometric Study of Complex Formation between Benzylbisthiosemicarbazone and Metal Cations in Acetonitrile, Dimethylformamide, and Their Binary Mixtures
We report on conductometric study of complexation between benzylbisthiosemicarbazone [(2E,2'E)-2,2'-(1,2-diphenylethane-1,2-diylidene)bis(hydrazine-1-carbothioamide)] with Zn2+, Cr3+, Co2+, and Ni2+cations at different temperatures in acetonitrile...
Complex Formation between 2,9-Dihydroxy-1,10-diphenoxy-4,7-dithiadecane and La3+, UO2 2+, Ce3+, and Y3+Cations in Acetonitrile–Ethyl Acetate Binary Media as Studied by Conductometry
Complexation between the 2,9-dihydroxy-1,10-diphenoxy-4,7-dithiadecane (DHDPDTD) ligand
and La3+, UO2 2+, Ce3+, and Y3+ cations has been studied by means of conductometry in acetonitrile–ethyl acetate binary mixtures over a range...
A Conductometric Study of Complexation Reactions Between N-phenylaza-15-Crown-5 with Na+, Li+, Hg2+, Tl+ and Cu2+ Metal Cations in Acetonitrile-Methanol and Acetonitrile-Water Binary Solutions
The complex formation between Na+, Li+, Hg2+, Tl+ and Cu2+ metal cations with macrocyclic ligand, Nphenylaza-
15-Crown-5 (PhA15C5) was studied inacetonitrile(AN)-methanol(MeOH) and Acetonitrile(AN)–Water(H2O) binary systems at different...
Study of Complex Formation of Dibenzo-18-Crown-6 with Ce3+, Y3+, UO2+ 2 and Sr2+ Cations in Acetonitrile–Dioxane Binary Solvent Mixtures
The complexation reactions of dibenzo-18-crown-6 (DB18C6) with Ce3+, Y3+, UO2+2 and Sr2+ cations were studied in acetonitrile–dioxane (AN–dioxane) binary solvent solutions at different temperatures by the conductometric method. The stability...