No 3, Mars 2007

Tome 52, No 3, Mars 2007

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1. Vasile DINOIU

Chemical fluorination of organic compounds

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Key words: fluorine, fluorinating reagents, fluorination, organofluorine compounds

2. Alexandru L. LET, David MAINWAING, Colin RIX and Pandiyan MURUGARAJ

Synthesis and optical properties of TiS2 nanoclusters

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Key words: Quantum, titanium sulfide, chalcogenide, reverse micelle, fluorescence

3. Dorel RADU and Claudiu MAZILU

Implications of the acid-base character for some fixed viscosity points, for oxide vitreous systems

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Key words: glass, basicity, viscosity, correlations

4. Elena BÂCU, Dalila BELEI, Axel COUTURE et Pierre GRANDCLAUDON

Synthèse de nouveaux dérivés N-acylphénothiaziniques potentielment actifs en chimiothérapie
Synthesis of new N-acylphenothiazinic derivatives with potential activity in chemotherapy

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Key words: phenothiazine, 3-methylisoquinoline, pyrrolopyridine, triazole, cycloadditions

5. Silvia IMRE, Laurian VLASE and Sorin LEUCUŢA

HPLC method for quantification of nizatidine and its N-desmethylmetabolite in human plasma

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Key words: nizatidine, N-desmethylnizatine, plasma, HPLC, bioequivalence

6. Marcela MIHAI and Ecaterina Stela DRĂGAN

Formation and colloidal stability of some polyelectrolyte complex dispersion based on random copolymers of AMPS

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Key words: polyelectrolyte complex dispersions; polyions concentration; turbidity; specific viscosity; colloidal stability

7. Maria Nicoleta GRECU, Gabriela BURDUCEA, Voicu GRECU, Rodica MOLDOVAN, Traian BEICA and Irina ZGURA

Temperature dependence of the alkyl chain ordering in two lyotropic systems

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Key words: liquid crystals, lyotropic nematic, ESR, order parameter

8. Mădălina-Nicoleta COBÂRLIE, Adriana IORDĂCHESCU, Ioan SĂNDULESCU et Ioan-Cezar MARCU

Étude de l’oxydeshydrogenation non catalytique de l’isobutane dans un reacteur integral Study of non catalytic oxidehydrogenation of isobutane in an integral reactor

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Key words: isobutane, non catalytic oxidehydrogenation, quartz

9. Paul Gabriel ANOAICA and Costinel I. LEPĂDATU

QSAR study for classes with a broad range of biological activity using electronegativity descriptors for OMO-UMO quantum states.
Clotrimazole imidazole derivatives with antifungal activity

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Key words: QSAR, electronegativity, hardness, OMO – UMO quantum states, fingerprint descriptors

10. Ludovic SAYTI, Valentin Careja, Simona MUNTEAN, Ramona TUDOSE, Otilia COSTIŞOR and Zeno SIMON

Quantum chemistry computation of stability of cobalt-hexamine ion in aqueous solution.

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Key words: cobalthexamine ion, stability constant, water solution, ab initio 3-21g, polarisable continuum method