No 5, Mai 2007

Tome 52, No 5, Mai 2007

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1. Vasile DINOIU

Chemical fluorination of organic compounds

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Key words: fluorine, electrochemical partial fluorination, perfluorination

2. George BRĂTULESCU

Synthèse des dérivés cycliques du 4,5-benzo- 1,3,2-diazaphosphole
Synthesis of 4,5-benzo-1,3,2-diazaphosphole cyclo-derivatives

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Key words: 4,5-benzo-1,3,2-diazaphospholes, micro-ondes, RMN

3. Romuald BERTHET, Amar ZERROUKHI, Gérald BRUN, Teodora ZECHERU and Corneliu CINCU

Synthesis and optical properties analysis of a new polymeric optical fiber for side lighting

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Key words: plastic fibre, radical polymerization, light scattering, acrylate monomer

4. Mihaela Ligia UNGUREŞAN and Gavril NIAC

Composition of the intermediate of the fast interaction between copper(II) and thiosulfate ions in aqueous solutionie
Synthesis of new N-acylphenothiazinic derivatives with potential activity in chemotherapy

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Key words: fast redox reaction, copper ions, thiocompounds, stopped-flow technique, Job’s method

5. Viorica MELTZER and Gabriela CRISTESCU

Thermodynamic study and structuremesomorphism correlation for new sitosteryl benzoate compounds

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Key words: polymorphism, DSC, thermomicroscopy, liquid crystal, sitosteryl benzoate compounds

6. Gabriela Elena BADEA

Autocatalytic reduction of iodate at the platinum electrode in 0.5 M H2SO4 solutions

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Key words: iodate, reduction, platinum electrode, polarisation curves

7. Iulia SORA, Toma GALAON, Victor DAVID and Andrei MEDVEDOVICI

Determination of nimesulide and its active metabolite in plasma samples based on solvent deproteinization and HPLC-DAD analysis

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Key words: liquid chromatography, nimesulide; 4’-hydroxy-nimesulide, human plasma, protein precipitation with acetonitrile, bioavailability

8. Magdalena DIANU and Corneliu PODINĂ

The safety of environment in final disposal of Ultima Gold scintillation liquid cocktail used for determination of the radioactive content in various samples at Cernavoda Nuclear Power Plant

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Key words: scintillation, tritium, cementation, waste

9. Margarita GABROVSKA, Rumeana EDREVA-KARDJIEVA, Verislav ANGELOV, Dorel CRIŞAN,
Gabriel MUNTEANU and Jacques VÉDRINE

Mg-Al and Mg-In oxide compounds as catalyst components for the oxidative dehydrogenation of propane. Part I. Preparation and characterization of the as-synthesized materials

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Key words: co-precipitation and evaporation, Mg-Al and Mg-In hydrotalcitelike materials, XRD, IR

10. Margarita GABROVSKA, Rumeana EDREVA-KARDJIEVA, Verislav ANGELOV, Dorel CRIŞAN and
Jean-Marc M. MILLET

Mg-Al and Mg-In oxide compounds as catalyst components for the oxidative dehydrogenation of propane. Part II. Characterization of the calcined materials

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Key words: Mg-Al and Mg-In oxide compounds, DTA-TG, XRD, IR