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


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

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

No 5, Mai 2006

Tome 51, No 5, Mai 2006

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1. Violeta TUDOR, Geanina MARIN, Victor KRAVTSOV, Yurii A. SIMONOV, Miguel JULVE, Francesc LLORET and Marius ANDRUH

Supramolecular copper(II) dimers resulted from hydrogen bond interactions: synthesis, crystal structures and magnetic properties

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Key words: copper complexes, 2-aminoethanol, hydrogen bonds, thiocyanato complexes, crystal structure, magnetic properties

2. Andrei ROTARU, Bogdan JURCA, Anca MOANŢĂ, Ion SĂLĂGEANU and Eugen SEGAL

Kinetic study of the thermal decomposition of some aromatic ortho-chlorinated azomonoethers. 1.
Decomposition of 4-[(2-chlorobenzyl)oxi]-4’-triflouromethyl-azobenzene

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Key words: non-isothermal kinetics, “model-free” kinetic methods, azomonoether thermal decomposition

3. Valentin CAREJA, Mircea MRACEC, Ludovic SAYTI, Eugen SISU, Ramona TUDOSE and Zeno SIMON

Comparative study of some ionic bridges implying calcium and magnesium cations by computational

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Key words: ionic bridges, glycan-glycan interactions, dissociation energies, geometry, ab initio 6-31G*

4. Camelia SUCIU, Luminiţa PATRON, Ioana MÎNDRU and Oana CARP

Nickel aluminate spinel by thermal decomposition of polynuclear malate complexes

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Key words: polynuclear malate compound, thermal decomposition, nickel aluminate, nanoparticles, XRD

5. Tudor ROŞU, Maria NEGOIU and Viorel CÂRCU

Mixed-ligand complexes. Ternary copper(II) complexes with aminoacids

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Key words: ternary complexes, amino acids, mixed ligand complexes

6. Laura BANCU, Polina BOUROSH, Ioana JITARU, Yurii A. SIMONOV and Janusz LIPKOWSKI

Synthesis and structural characterization of a new cadmium complex with cytosine

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Key words: cadmium complexes, cytosine cation, X-ray diffraction, tautomeric forms, hydrogen bonds

7. Alexandru CECAL, Anca Irena BALAN, Nicoleta MELNICIUC-PUICA and Karin POPA

Use of β-rays backscattering to study the crystallization process of simple salts from solutions

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Key words: β-ray backscattering, crystal growth, kinetic parameters

8. Michaela Dina STĂNESCU, Adina RUS, Maria GIURGINCA and Cornelia GURAN

New dibenzobicyclo[2.2.2]octane derivatives

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Key words: dibenzobicyclo[2.2.2]octane derivatives, coordinative complex

9. Horia PETRIDE, Constantin DRĂGHICI, Cristina FLOREA, Maria MAGANU and Silvia UDREA

E/Z isomerism of some diformamides

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Key words: formamides, restricted rotation, NMR spectroscopy

10. Camelia HULUBEI and Simona MORARIU

Alternating copolymers from N-(4-formylphenoxy-4’-carbonylphenil)maleimide. A comparative study

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Key words: malimide copolymers, liquid crystalline behavior

11. Simona MORARIU and Maria BERCEA

Gels based poly(ethylene oxide)-laponite mixtures

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Key words: laponite, poly(ethylene oxide), gel, viscoelastic properties

12. Irinel Adriana BADEA, Luminiţa VLĂDESCU and Arabela PATRICHI

Simultaneous determination of vitamin E and vitamin H1 by first derivative spectrometry in an ointment preparation

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Key words: α-tocopheryl acetate, para-aminobenzoic acid, first derivative UV spectrometry

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