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Results: 26-45/45
Authors:
Zarna, A
Luca, C
Constantinescu, T
Citation: A. Zarna et al., Liquid membrane type models, containing [18-crown-6...I](+) I-3(-) complexspecies, for conducting iodination and oxidation processes, REV RO CHIM, 44(5), 1999, pp. 449-453
Authors:
Covaci, IC
Constantinescu, T
Caproiu, MT
Draghici, C
Ionita, P
Luca, C
Stanciuc, G
Maganu, M
Balaban, AT
Citation: Ic. Covaci et al., 3,5-dinitro-4-methoxyaminobenzoic acid and its derivatives, REV RO CHIM, 44(4), 1999, pp. 333-340
Authors:
Parvulescu, V
Vass, M
Luca, C
Citation: V. Parvulescu et al., Catalysis and phase transfer in oxidation of benzyl alcohol with hydrogen peroxide, REV RO CHIM, 44(4), 1999, pp. 361-368
Authors:
Ionita, P
Constantinescu, T
Caldararu, H
Luca, C
Caproiu, MT
Dumitrascu, F
Silberg, I
Balaban, AT
Citation: P. Ionita et al., The reaction between the DPPH free radical and KCN in the presence of crown ether 18-C-6 - A correction, REV RO CHIM, 44(4), 1999, pp. 393-396
Authors:
Zarna, A
Luca, C
Constantinescu, T
Citation: A. Zarna et al., Mimicking redox processes and redox-iodination competitive processes in liquid membrane type systems, in the presence of 18-crown-6 macrocyclic ligand, REV RO CHIM, 44(3), 1999, pp. 213-216
Authors:
Luca, C
Nourescu, D
Caproiu, MT
Pencu, GI
Constantinescu, T
Citation: C. Luca et al., The behaviour of some estrogens in the nitration process. II. A comparative study of 18-crown-6-ether effect on estrone nitration with NO2, NO2+, HNO2 and NO2- species, REV RO CHIM, 44(2), 1999, pp. 147-153
Authors:
Luca, C
Ionita, P
Constantinescu, T
Citation: C. Luca et al., Interphase processes involving hydrazine derivatives. X - The active transport of potassium, arginine, protons and electrons through bulk liquid membranes, REV RO CHIM, 44(1), 1999, pp. 39-44
Authors:
Luca, C
Mohora, T
Lupu, S
Citation: C. Luca et al., Macrocyclic ligand compounds used in preparing pX buffer solutions II. Cu2+ and Ag+ complexes with krypton [2,2], REV CHIM, 50(5), 1999, pp. 337-343
Authors:
Luca, C
Mohora, T
Lupu, S
Citation: C. Luca et al., Macrocyclic ligands complexes used in the pX. Buffer solutions preparationI. Pb2+ complexes with [18]-crown-6 and dicyclohexyl [18]-crown-6, REV CHIM, 50(4), 1999, pp. 276-282
Authors:
Sandu, ICA
Luca, C
Sandu, I
Citation: Ica. Sandu et al., A study on the paintings cloth-supports ageing degradation, REV CHIM, 50(12), 1999, pp. 902-908
Authors:
Maxim, S
Flondor, A
Bunea, I
Luca, C
Rabia, I
Zerouk, J
Iayadene, F
Guettaf, H
Citation: S. Maxim et al., Acrylic three-dimensional networks. II. Behavior of different acrylic ion exchangers in the retention and elution processes of some metal cations, J APPL POLY, 72(11), 1999, pp. 1387-1394
Authors:
Luca, C
Nourescu, D
Caproiu, MT
Pencu, GI
Constantinescu, T
Citation: C. Luca et al., The behaviour of some estrogens in nitration process - I. Estrone nitration with NaNO2 in the presence of crown ethers, REV RO CHIM, 43(9), 1998, pp. 855-860
Authors:
Luca, C
Ionita, P
Popa, E
Constantinescu, T
Citation: C. Luca et al., Interphase processes involving hydrazine derivatives. VIII. Transfer of alkali cations by means of crown ethers and some hydrazine derivatives, REV RO CHIM, 43(8), 1998, pp. 753-756
Authors:
Luca, C
Zarna, A
Constantinescu, T
Citation: C. Luca et al., Study of complex forming process between iodine and macrocycles of 18-crown-6 type, in a liquid/liquid two-phase system, REV RO CHIM, 43(7), 1998, pp. 597-600
Authors:
Luca, C
Ionita, P
Popescu, DO
Constantinescu, T
Citation: C. Luca et al., Interphase processes involving hydrazine derivatives. IX - The influence of anion pair upon the extraction of some cations and of arginine by means of crown ethers, REV RO CHIM, 43(6), 1998, pp. 541-544
Authors:
Nourescu, D
Caproiu, MT
Luca, C
Pencu, GI
Constantinescu, T
Citation: D. Nourescu et al., The behaviour of some estrogens in nitration process - III. Spectral characteristics, pKa values, solubilities and ability to form complexes with CE and K+ cation of estrone nitroderivatives, REV RO CHIM, 43(12), 1998, pp. 1157-1164
Authors:
Popescu, DO
Luca, C
Constantinescu, T
Citation: Do. Popescu et al., The transport through a liquid membrane of sulfadimidine and its alkali salts mediated by different macrocyclic carriers, REV RO CHIM, 43(11), 1998, pp. 1059-1064
Authors:
Zarna, A
Luca, C
Balcan, M
Anghel, D
Citation: A. Zarna et al., Regioselective iodination of tyrosine in a liquid membrane system, in the presence of crown ether type macrocyclic ligands. III. Comparative study onthe performance of some macrocyclic ligands and interferences of other amino acids, REV RO CHIM, 43(10), 1998, pp. 957-961
Authors:
Luca, C
Rusa, C
Citation: C. Luca et C. Rusa, Inclusion compounds of urea and perhydrotriphenylene with macromolecules, REV CHIM, 49(12), 1998, pp. 865-877
Authors:
Luca, C
Sandu, ICA
Citation: C. Luca et Ica. Sandu, Research on the influence of the solvents used in the active preservation processes upon old painting supports with preparation layers. II. Water balance shifting in old, soft wood supports, REV CHIM, 49(10), 1998, pp. 694-699