No 4-5 Avril-Mai 2012

Tome 57, No 4-5 Avril-Mai 2012

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Professor Ionel Haiduc

Rev. Roum. Chim., 2012, 57(4-5), 243-279

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1. Sanda BOTA, Ion NEDA and Luminiţa SILAGHI-DUMITRESCU

Synthesis and HPLC separation of new quinuclidine derivatives

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Key words: quincorine, quincoridine, quincorine acetylsalicylate, HPLC.

2.  Agota LINI, Petronela M. PETRAR, Gabriela NEMES, Raluca SEPTELEAN, Luminiţa SILAGHI-DUMITRESCU and Henri RANAIVONJATOVO

One step away from phosphastannaallenes: experimental and in silico investigations on phosphastannapropenes

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Key words: phosphastannapropenes, phosphastannaallenes, theoretical calculations, NBO analysis.

3. Ana-Maria VĂLEAN, Santiago GÓMEZ-RUIZ, Peter LÖNNECKE, Luminiţa SILAGHI-DUMITRESCU, Evamarie HEY-HAWKINS

Lithium and magnesium phosphino- and arsinoarylthiolates

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Key words: lithium salt, magnesium complexes, monodentate vs. bidentate coordination, molecular structures.

4. Adina CRISTEA, Anca SILVESTRU, Dragoş MĂRGINEANU and Cristian SILVESTRU

Hypervalent triorganolead(IV) dithiocarbamates containing a 2-(Me2NCH2)C6H4 group. Crystal and molecular structure of [2-(Me2NCH2)C6H4]Ph2PbS(S)CNR2 (R = Me, Et)

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Key words: triorganolead(IV), hypervalent compounds, dithiocarbamates, solution NMR spectroscopy, molecular structure.

5.  Ioana BARBUL, Richard A. VARGA and Cristian SILVESTRU

Structural characterization of some new tris(2,6-dimethylphenyl)tin(IV) derivatives

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Key words: triaryltin(IV), solution NMR spectroscopy, molecular structure, intermolecular interaction.

6. Jean Emmanuel MBOSSO TEINKELA, Andrada MĂICĂNEANU, Cerasella INDOLEAN, Jacques Romain NJIMOU and Cornelia MAJDIK

Cd2+ removal from aqueous solutions using an organo-inorganic immobilized adsorbent

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Key words: Scenedesmus armatus, bentonite, adsorption, Cd2+, equilibrium, kinetics.

7. Dan RUSU, Adrian R. TOMŞA, Graziella L. TURDEAN, Ileana COJOCARU, Oana BĂBAN and Mariana RUSU

Synthesis and investigation of the copper(II)- substituted polyoxotungstate based on α-B- [BiW9O33]9- units

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Key words: polyoxotungsto-bismutate; X-ray diffraction; EPR spectroscopy; cyclic voltammetry.

8. Ioana Andreea TORJE, Ana-Maria VĂLEAN and Castelia CRISTEA

Phenothiazine-carboxaldehyde-hydrazone derivatives synthesis, characterization and electronic properties

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Key words: phenothiazine-carboxaldehyde-hydrazones, microwaves assisted condensation, UV-Vis absorption, fluorescence emission, cyclic voltammetry.

9. Anca PETRAN, Elena BOGDAN, Anamaria TEREC and Ion GROSU

Podands with 10-ethyl-3,7-dithienyl-10H- phenothiazine core: synthesis and structural analysis

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Key words: 10H-phenothiazine, thiophene, podands, Suzuki coupling reactions.

10. Denis S. SALNIKOV, Ilia A. DEREVEN’KOV, Sergei V.MAKAROV, Elena S. AGEEVA, Alexandru LUPAN, Mihai SURDUCAN and Radu SILAGHI-DUMITRESCU

Kinetics of reduction of cobalamin by sulfoxylate in aqueous solutions

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Key words: cobalamin, sulfoxylate, thiourea dioxide, DFT.

11. Gábor KOVÁCS, Roberto ORTIZ, Vasile COMAN, Wolfgang HARREITHER, Ionel Cătălin POPESCU, Roland LUDWIG and Lo GORTON

Influence of SAM structure on direct electron transfer at Au electrodes modified with cellobiose dehydrogenase from Neurospora crassa

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Key words: amperometric biosensors, cellobiose dehydrogenase, direct electron transfer, self-assembled monolayer, Au modified electrodes.

12. Liliana BIZO and Călin I. ANGHEL

New insights in physical properties prediction of indium based solid solution by experimental and artificial intelligence techniques

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Key words: transparent conducting oxides, electrical and optical properties, regression techniques, support vector machine, minnmax approach.

13. Maria BRUMĂ, Mariana Dana DĂMĂCEANU and Inga A. RONOVA

Correlation between conformational rigidity and physical properties of some poly(oxadiazole-imide)s

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Key words: poly(oxadiazole-imide)s, thin films, conformational parameters, glass transition temperature.

14. Diana SERBEZEANU, Ionela-Daniela CARJA, Tăchiţă VLAD-BUBULAC, Corneliu HAMCIUC and Maria BRUMĂ

Comparative study of phosphorus-containing polymers with high performance properties

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Key words: copolyesters, copoly(ester-imide)s, phosphorus-containing polymers, thermal stability, thermotropic liquid crystalline properties.

15. Carmen-Alice TEACĂ, Ruxanda BODÎRLĂU and Iuliana SPIRIDON

Structural and properties changes investigation upon organic acid modified starch-based films

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Key words: starch, organic acid, chemical modification, FTIR spectroscopy, X-ray diffraction.

16. Elena HAMCIUC, Corneliu HAMCIUC and Inga A. RONOVA

Aromatic polyimides containing pendant carboxylic groups

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Key words: polyimides, carboxylic groups, high thermal stability, conformational rigidity.

17. Cătălin BLEGESCU, Dumitru GÂNJU and Mircea Nicolae PALAMARU

Supported oxo-trinucler Fe-acetate cluster with catalytic activity

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Key words: catalyst, methylene blue, polynuclear, hydrogen peroxide.

18. Romică SANDU and Mihaela HILLEBRAND

Binding affinity of the 3-carboxy-5,6- benzocoumarinic acid to human serum albumin: an isothermal titration calorimetry study

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Key words: human serum albumin, isothermal titration calorimetry, 3-carboxy-5,6-benzocoumarinic acid.

19. Elena BACALUM, Mihaela CHEREGI and Victor DAVID

Retention studies of polar compounds in solid- phase extraction on different bonded silica-based adsorbents

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Key words: solid-phase extraction, guanidine, adsorbents, bonded silica, retention.

20. Viorel CHIHAIA, Cornel MUNTEANU, Rares SCURTU and Petru PALADE

Theoretical study of the reaction of LiBH4 with MgH2 in presence of carbon substrate

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Key words: LiBH4, MgH2, carbon substrate, thermodynamic calculations.

21. Sandu PERETZ, Manuela FLOREA-SPIROIU, Dan F. ANGHEL, Daniela BALA, Cristina STOIAN and Gheorghe ZGHEREA

Microparticles obtained by biopolymer-surfactant interaction: influence of pressure

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Key words: microparticles, chitosan, surfactant, CO2 pressure.

22. Daniela MARGAN, Gheorghe ILIA, Ana BOROTA and Mircea MRACEC

Conformational analysis of prostaglandin E2. II

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Key words: conformational analysis, PM3, PGE2 (dinprostone), EP prostanoid receptors, ligand-receptor interaction.

23. Flavia POP, Jérôme LACOUR and Narcis AVARVARI

[4+2] Cycloadducts between enantiopure tetramethyl-BEDT-TTF and ortho-chloranil: conformational issues in the solid state

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Key words: chirality, tetrathiafulvalenes, cycloadducts, chiral anions, crystal structures.

24. Viorel CHIHAIA, Gabriel MUNTEANU, Vlad T. POPA and Soong-Hyuck SUH

Theory and simulation of transport properties for penetrable-sphere model systems. I. Self-diffusion

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Key words: penetrable-sphere model, molecular dynamics simulation, self-diffusion coefficient.

25. Jose Maria CALDERON-MORENO, Monica POPA, Viorica PÂRVULESCU, Nicolae STĂNICĂ and Soong-Hyuck SUH

Theory and simulation of transport properties for penetrable-sphere model systems. II. Shear viscosity

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Key words: penetrable-sphere model, molecular dynamics simulation, shear viscosity, empirical Enskog-like approximation.

26. Susana MIHAIU, Irina ATKINSON, Mihai ANASTASESCU, Alexandra TOADER, Mariana VOICESCU and Maria ZAHARESCU

Spectroscopic investigations of the formation of the Zn-Sn-O nanostructured films

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Key words: Sn-Zn-O films, sol-gel, fluorescence emission spectroscopy, FT-IR Spectroscopy, Spectroellipsometry.

27. Eugen SEGAL

Rate equations of solid state reactions. Euclidean and fractal models

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Key words: Euclidean, fractal, rate equation.

28. Carmen-Mihaela POPESCU, Cornelia VASILE and Bogdan C. SIMIONESCU

Spectral characterization of natural resins used in conservation

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Key words: iron(III), cobalt(III), mercaptotriazole, spectroscopic studies, antifungal activity.

29. Cristian URSU, Irina BORDIANU, Marius DOBROMIR, Mioara DROBOTA, Corneliu COTOFANA, Mihaela OLARU and Bogdan C. SIMIONESCU

Excimer laser-induced surface modification of poly(ethylene terephthalate)

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Key words: excimer laser, surface modification, dendrite, nap structure.

30. Traian D. PASATOIU, Mael ETIENNE, Augustin M. MADALAN, Roberta SESSOLI and Marius ANDRUH

Crystal structures and magnetic properties of two new heterodinuclear [NiIILnIII] complexes obtained using a side-off compartmental ligand and 2,6-pirydin-dicarboxylato coligand

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Key words: heterometallic complexes, lanthanides, nickel, crystal structures, magnetic properties.

31. Veronica BRĂTAN, Cristian HORNOIU and Niculae I. IONESCU

Oxygen partial pressure dependence of electrical conductivity on TiO2 and Pd/TiO2

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Key words: TiO2, Pd/TiO2, oxygen vacancies.

32. Simona M. COMAN, Dan MACOVEI and Vasile I. PÂRVULESCU

Icosahedral AlMnLn (Ln = Ce, Gd, Dy, Ho) alloys – an EXAFS study and catalytic behavior

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Key words: quasicrystalline alloys, rare-earths, EXAFS, catalytic behavior, styrene hydrogenation.

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