untitled Graphical Contents / European Journal of Chemistry 5 (2) (2014) ii‐ix European Journal of Chemistry ISSN 2153‐2249 (Print) / ISSN 2153‐2257 (Online)  2014 EURJCHEM DOI: http://dx.doi.org/10.5155/eurjchem.5.2.ii‐ix.1064 European Journal of Chemistry An I n t e r n a t i o n a l O p e n A c c e s s J o u r n a l Graphical Contents Volume 5, Issue 2, 30 June 2014 European Journal of Chemistry 5 (2) (2014) 201‐208 Synthesis of some transition metal complexes of novel 1‐methylpyrazole‐3‐aldehyde‐4‐(2‐pyridyl) thiosemicarbazone: Spectroscopic and in vitro biological activity studies Mutlaq Shedeed Aljahdali, Yahia Hassan Elmalik and Gaber Mohamed Abu El‐Reash European Journal of Chemistry 5 (2) (2014) 209‐213 Study of the adsorption of Co(II) on the chitosan‐hydroxyapatite Zhiguang Ma, Mengchao Liu, Jianghong Li, Yinan Song and Suwen Liu Prepare chitosan‐hydroxyatite ↓ Find out the influence on Co(II) adsorption ↓ Determine optimal conditions ↓ Conduct the kinetic and thermodynamics study ↓ Obtain the kinetic and the thermodynamics parameters European Journal of Chemistry 5 (2) (2014) 214‐218 Rapid chiral separation and impurity determination of ropivacaine and bupivacaine by Densitometry‐HPTLC, using mucopolysaccharide as chiral mobile phase additive Nahla Nour El‐Din Salama Effect of temperature and chondroitin concentrations on enantiomeric resolution of (RS)‐ropivacaine and (RS)‐bupivacaine. Graphical Contents / European Journal of Chemistry 5 (2) (2014) ii‐ix iii European Journal of Chemistry 5 (2) (2014) 219‐226 Development and validation of stability indicating spectrophotometric and HPTLC methods for determination of acemetacin Ibrahim Ahmed Naguib, Eglal Abdelhamid Abdelaleem, Hala Elsayed Zaazaa and Essraa Abd ElWahab Hussein European Journal of Chemistry 5 (2) (2014) 227‐232 Catalyst free, one‐pot, facile synthesis of novel pyrazolo‐1,4‐dihydropyridine derivative form pyranopyrazoles Harvinder Singh Sohal, Arun Goyal, Rajshree Khare, Kishanpal Singh and Rajeev Sharma European Journal of Chemistry 5 (2) (2014) 233‐236 One‐pot three‐component synthesis of some new azo‐pyrazoline derivatives Farouq Emam Hawaiz, Awaz Jamil Hussein and Mohammed Kareem Samad European Journal of Chemistry 5 (2) (2014) 237‐240 The oxidation of 2‐(2‐methoxyethoxy)‐ethanol and 2‐(2‐ethoxyethoxy)‐ethanol by dihydroxydiperiodato nickelate(IV): A kinetic and mechanistic study Jinhuan Shan and Ziwei Zhang Diperidatonickelate(IV) + ethers ⇓ Determine optional conditions ⇓ Sum up the law influenced on kobs ⇓ Put forward reasonable reaction mechanism ⇓ Calculate the activation energy and thermodynamic parameters ⇓ Conclusion iv Graphical Contents / European Journal of Chemistry 5 (2) (2014) ii‐ix European Journal of Chemistry 5 (2) (2014) 241‐246 A new validated bio‐analytical liquid chromatographic‐tandem mass spectrometric (LC‐MS/MS) method for the quantification of Azithromycin in human plasma Kareem Mahmoud Younes and Ehab Farouk El‐Kady European Journal of Chemistry 5 (2) (2014) 247‐251 Thermal decomposition kinetics of sodium carboxymethyl cellulose: Model‐free methods Naushad Ahmad, Rizwan Wahab and Suliman Yusuf Al Omar European Journal of Chemistry 5 (2) (2014) 252‐259 Characterization and biological activity studies on some transition metal complexes of thiosemicarbazide derived from 2‐picolinic acid hydrazide Eshraga Eltayeb Mohamed, Abeer Taha AbedelKarim, Yahia Hassan Elmalik, Amna Elamin Mohamed and Mutlaq Sheeded Aljahdali European Journal of Chemistry 5 (2) (2014) 260‐262 Synthesis and characterization of new fatty Schiff base ethers of 4‐((pyridin‐3‐ylmethylimino)methyl)phenol Mohini Yarra, Badari Narayana Prasad Rachapudi and Sri Lakshmi Karuna Mallampalli HO CHO RO N N 2 (a‐j) Fatty Schiff Base Ethers Graphical Contents / European Journal of Chemistry 5 (2) (2014) ii‐ix v European Journal of Chemistry 5 (2) (2014) 263‐266 Fatty acid, tocopherol, mineral composition, total phenolic, flavonoid and thymoquinone content, and antioxidant potential of Nigella stellaris Sibel Silahtaroğlu, Serife Selma Uras Güngör, Ahmet İlçim and Gamze Kökdil Nigella stellaris was rich in phenolics and minerals, and showed strong antioxidant activity. The seeds contain fixed oil characterized unsaturated fatty acids and α‐and δ‐tocopherols. European Journal of Chemistry 5 (2) (2014) 267‐271 Synthesis and characterization of novel heterocycles based on tetrazine and hydrazonoyl halides Abdelwahed Rashad Sayed, Shar Saad Al‐Shihry and Mohsen Abdel‐Motaal Gomaa European Journal of Chemistry 5 (2) (2014) 272‐276 Application of π receptors to the spectrophotometric determination of naftidrofuryl oxalate in pure form and its pharmaceutical preparation Kareem Mahmoud Younes, Mai Adel Basha and Maissa Yacoub Salem O O O N European Journal of Chemistry 5 (2) (2014) 277‐286 Friedel‐Crafts chemistry: Part 41. A new facile synthesis of indeno[1,2‐c] pyrazoles, 2H‐benzo[g]indazoles and benzo[6,7]cyclohepta[1,2‐c]pyrazoles via Friedel‐Crafts ring closures Hassan Abdou Kotb Abd El‐Aal, Ahmed Mahmoud Abdel Mageed El‐Khawaga and Ali Ali Khalaf vi Graphical Contents / European Journal of Chemistry 5 (2) (2014) ii‐ix European Journal of Chemistry 5 (2) (2014) 287‐290 Secondary structure investigation of bovine serum albumin (BSA) by Fourier transform infrared (FTIR) spectroscopy in the amide III region Dongmin Li, Hong Zhang and Gang Ma European Journal of Chemistry 5 (2) (2014) 291‐295 An environmentally benign and efficient synthesis of 2‐thio‐substituted benzothiazoles Gaddam Satish, Kasireddy Harsha Vardhan Reddy, Katla Ramesh, Jilla Shankar, and Yadavalli Venkata Durga Nageswar European Journal of Chemistry 5 (2) (2014) 296‐304 Utility of thiocarbamoyl moiety in synthesis of some new sulphur containing heterocyclic compounds and evaluation of their antimicrobial activity Ahmed Fadda, Hala Refat and Shimaa Kamal European Journal of Chemistry 5 (2) (2014) 305‐310 Vibrational spectra and normal coordinate analysis of lithium pyruvate monohydrate and its isotopic compounds Kazuhiko Hanai, Akio Kuwae, Ko‐Ki Kunimoto and Soh‐ichi Kitoh Graphical Contents / European Journal of Chemistry 5 (2) (2014) ii‐ix vii European Journal of Chemistry 5 (2) (2014) 311‐320 Stability‐indicating methods for the determination of olanzapine in presence of its degradation products Lobna Abd El Aziz Hussien, Maha Farouk Abdel Ghani, Amal Mahmoud Abo El Alamein and Ekram Hany Mohamed European Journal of Chemistry 5 (2) (2014) 321‐327 Synthesis, characterization and antimicrobial activity, and applications of new azo pyridone disperse dyes on polyester fabric Alya Al‐Etaibi, Morsy Ahmed El‐Apasery, Huda Mahmoud and Nouria Al‐Awadi European Journal of Chemistry 5 (2) (2014) 328‐333 Physicochemical studies and biological activity of mixed ligand complexes involving bivalent transition metals with a novel Schiff base and glycine as a representative amino acid Abeer Taha Abedel Karim and Ahmed Abdou El‐Sherif European Journal of Chemistry 5 (2) (2014) 334‐338 Synthesis and anti‐tumor activities of new [1,2,4]triazolo[1,5‐a]pyrimidine derivatives Sayed Abdelkader Ahmed, Osama Mohamed Ahmed and Abdou Osman Abdelhamid viii Graphical Contents / European Journal of Chemistry 5 (2) (2014) ii‐ix European Journal of Chemistry 5 (2) (2014) 339‐342 Cation binding by some pyranopyridothiazole derivatives Olfa Naouali, Hussain Soleiman and Lassaad Baklouti European Journal of Chemistry 5 (2) (2014) 343‐350 Ab initio calculations of 13C NMR chemical shielding in some N4O2, N4S2 and N6 Schiff base ligands containing piperazine moiety Majid Rezaeivala and Sam Daftari European Journal of Chemistry 5 (2) (2014) 351‐355 Computational study and antimicrobial activity of few Dapsone Schiff base derivatives Wasfi Abood Al‐Masoudi, Tamadher Mohammad Al‐Tememy and Rafid Hmedan Al‐Assadi European Journal of Chemistry 5 (2) (2014) 356‐362 Synthesis of pyrazole, 1,3‐dithiolan and thiophene derivatives pendant to thiazolo[2,3‐c]‐1,2,4‐triazole moiety Samia Mohamed Sayed, Mohamed Ali Khalil and Mohamed Abd‐Elmonem Raslan S N N N H3C H3COC COCH3 S N N N H3C NCH2COC COCH2CN S N N N H3C O O CN CN H3CS SCH3 H3CS H3CS S N N N H3C O O NH N N N H H2N SCH3 H2N SCH3 S N N N H3C O O O N N O H2N H3CS H2N SCH3 Graphical Contents / European Journal of Chemistry 5 (2) (2014) ii‐ix ix European Journal of Chemistry 5 (2) (2014) 363‐369 M sub‐shell X‐ray fluorescence cross‐section measurements in high Z elements with X‐ray tube photon source Sheenu Gupta, Gurpreet Kaur, Himani Bansal, Vijay Kumar Mittal, and Raj Mittal European Journal of Chemistry 5 (2) (2014) 370‐373 Synthesis and recognition properties of colorimetric anion chemosensor bearing 2,4‐dinitrophenylhydrazone and indene‐1,3‐dione moieties Fatma Aydın European Journal of Chemistry 5 (2) (2014) 374‐379 Synthesis, characterization and in vitro biological evaluation of some new 1,3,5‐triazine‐bis‐azomethine hybrid molecules as potential antitubercular agents Madhusudana Rao Gajula and Yellala Venkata Rami Reddy European Journal of Chemistry 5 (2) (2014) 380‐382 Spectrofluorometric determination of linagliptin in bulk and in pharmaceutical dosage form Ramzia Ismail El‐Bagary, Ehab Farouk Elkady and Bassam Mahfouz Ayoub N NN N O O N N N NH2