Graphical Contents Graphical Contents / European Journal of Chemistry 9 (4) (2018) iii-vii European Journal of Chemistry A n 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 9, Issue 4, 31 December 2018 European Journal of Chemistry 9 (4) (2018) 281-286 Synthesis and spectroscopic study of transition metal complexes of tridentate ligand formed by direct condensation of o-vanillin and 2-aminophenol: X-ray structural characterization of the zinc(II) complex Amadou Gueye, Farba Bouyagui Tamboura, Jean-Marc Planeix, Nathalie Gruber and Mohamed Gaye European Journal of Chemistry 9 (4) (2018) 287-302 TD-DFT calculations, electronic structure, natural bond orbital analysis, nonlinear optical properties electronic absorption spectra and antimicrobial activity application of new bis-spiropipridinon/pyrazole derivatives Shimaa Abdel Halim European Journal of Chemistry 9 (4) (2018) 303-310 Crystal growth and some physicochemical studies on an organic intermolecular compound of anthranilic acid and N,N-dimethylamino benzaldehyde Uma Shanker Rai, Manjeet Singh and Rama Nand Rai European Journal of Chemistry ISSN 2153-2249 (Print) / ISSN 2153-2257 (Online) – Copyright © 2018 Atlanta Publishing House LLC – Printed in the USA. 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DOI: http://dx.doi.org/10.5155/eurjchem.9.4.iii-vii.1822 http://dx.doi.org/10.5155/eurjchem.9.4.iii-vii.1822 iv Graphical Contents / European Journal of Chemistry 9 (4) (2018) iii-vii European Journal of Chemistry 9 (4) (2018) 311-316 Removal of methylene blue in aqueous solutions by electrocoagulation process: Adsorption and kinetics studies Alain Stéphane Assémian, Konan Edmond Kouassi, Kopoin Adouby, Patrick Drogui and David Boa European Journal of Chemistry 9 (4) (2018) 317-321 A mild and efficient method for the deprotection of trimethyl silyl alkynes using sodium ascorbate and copper sulphate Ranjith Siddaraj, Raghu Ningegowda, Nanjunda Swamy Shivananju and Babu Shubha Priya Rapid Deprotection R TMS REthanol Water European Journal of Chemistry 9 (4) (2018) 322-330 Quinazolin derivatives as emerging alpha-glucosidase inhibitors Ashok Reddy Ankireddy , Rambabu Gundla, Tuniki Balaraju, Venkanna Banothu, Krishna Prasad Gundla, Uma Addepally and Jithendra Chimakurthy European Journal of Chemistry 9 (4) (2018) 331-337 Spectrofluorimetric determination of Bisoprolol fumarate and Rosuvastatin calcium in a novel combined formulation and in human spiked plasma Nada Sayed Abdelwahab, Nouruddin Wageh Ali, Marco Mounir Zaki, Adel Ahmed Ali and Mohamed Mohamed Abdelkawy O HO HN O O HO O OH O 0 100 200 300 400 500 600 700 800 900 227 254 273 242 Fl uo re sc en ce in te ns ity Wavelength, nm BIS ROS N NNS OO F OH OOHOH 2 Ca 2018 – European Journal of Chemistry – CC BY NC – DOI: 10.5155/eurjchem.9.4.iii-vii.1822 Graphical Contents / European Journal of Chemistry 9 (4) (2018) iii-vii v European Journal of Chemistry 9 (4) (2018) 338-346 Selective colorimetric molecular probe for cyanide ion detection in aqueous solution Yousef Mohammad Hijji, Hani Darwish Tabba, Rajeesha Rajan, Hamzeh Mohammad Abdel-Halim, Musa Ibrahim El-Barghouthi and Hutaf Mustafa Baker OH O2N H O OH O2N O CN O O2N OH CN CN 1 2 3 European Journal of Chemistry 9 (4) (2018) 347-352 Crystal structure and Hirshfeld surface analysis of methyl 1-(2,4-dichlorobenzyl)-5-methyl-1H-pyrazole-3-carboxylate Abdullah Aydin, Mehmet Akkurt, Zehra Tugce Gur and Erden Banoglu European Journal of Chemistry 9 (4) (2018) 353-359 A novel and expeditious synthesis of oxazolidinone drugs linezolid and eperezolid Ranjith Siddaraj, Shivaraja Govindaiah, Raghu Ningegowda, Nanjunda Swamy Shivananju and Babu Shubha Priya N F NX O O H N OX=O/NCOCH2OH European Journal of Chemistry 9 (4) (2018) 360-368 Synthesis, characterization and crystal structure of platinum(II) complexes with thiourea derivative ligands Ebru Keskin, Ummuhan Solmaz, Gun Binzet, Ilkay Gumus and Hakan Arslan 2018 – European Journal of Chemistry – CC BY NC – DOI: 10.5155/eurjchem.9.4.iii-vii.1822 vi Graphical Contents / European Journal of Chemistry 9 (4) (2018) iii-vii European Journal of Chemistry 9 (4) (2018) 369-374 Synthesis and biological evaluation of triphenyl-imidazoles as a new class of antimicrobial agents Anupam, Mohammed Al-Bratty, Hassan Ahmad Alhazmi, Shamim Ahmad, Supriya Maity, Md Shamsher Alam and Waquar Ahsan O O + HO N N H3C OR R European Journal of Chemistry 9 (4) (2018) 375-381 Synthesis and characterization of new 4-aryl-2-(2-oxopropoxy)-6-(2,5-dichlorothiophene)nicotinonitrile and their furo[2,3- b]pyridine derivatives: Assessment of antioxidant and biological activity Mahmoud Al-Refai, Mohammad Ibrahim, Abdullah Al-Fawwaz and Armin Geyer European Journal of Chemistry 9 (4) (2018) 382-385 Theoretical calculation of the exchange coupling constant in some polymeric nickel(II) complexes using range-separated functionals Mohamed Abdalla Makhyoun and Raghdaa Adel Massoud 0.000 0.002 0.004 0.006 0.008 0.010 0 50 100 150 200 250 300 350 M ag ne tic su sc ep tib ili ty (m ol -1 .c m 3 ) T (Kelvin) A B European Journal of Chemistry 9 (4) (2018) 386-393 Spectroscopic characterization of thiol adducts formed in the reaction of 4-methylcatechol with DPPH in the presence of N-acetylcysteine Masaki Ichitani, Hisako Okumura, Yugo Nakashima, Hitoshi Kinugasa, Mitsunori Honda and Ko-Ki Kunimoto OH HO CH3 O O CH3 OH HO CH3 MC MC quinone Mono-NACys MC NACys-H NACys-H NACys OH HO CH3 Tri-NACys MC (NACys)3 OH HO CH3 Di-NACys MC (NACys)2 DPPH DPPH NACys-H DPPH 2018 – European Journal of Chemistry – CC BY NC – DOI: 10.5155/eurjchem.9.4.iii-vii.1822 Graphical Contents / European Journal of Chemistry 9 (4) (2018) iii-vii vii European Journal of Chemistry 9 (4) (2018) 394-399 Assessment of toxic and essential heavy metals in imported dried fruits sold in the local markets of Jordan “Ayat Allah” Al-Massaedh, Ahmad Gharaibeh, Samah Radaydeh and Idrees Al-Momani 0 10 20 30 40 50 60 Apricots Black raisins Plums Cranberries Figs Mangoes C on ce nt ra tio n (µ g/ g) Fe Zn Mn Cu Mg Cr 0.0 0.2 0.4 0.6 0.8 1.0 Apricots Black raisins Plums Cranberries Figs Mangoes C on ce nt ra tio n (µ g/ g) Ni Cd Pb European Journal of Chemistry 9 (4) (2018) 400-407 Different spectrophotometric and TLC-densitometric methods for determination of olmesartan medoxomil and hydrochlorothiazide and their degradation products Selvia Maged Adly, Maha Mohamed Abdelrahman, Nada Sayed Abdelwahab and Nourudin Wageh Ali European Journal of Chemistry 9 (4) (2018) 408-411 Evaluation of antibacterial and antioxidant activities of three types of benzoin resin Zineb Hacini, Fatima Khedja, Ibrahim Habib, Zaouia Kendour and Zineb Debba 6 7 8 9 10 11 12 100% 75% 50% 25% 5% In hi bi tio n di am et er s (m m ) Concentrations Red type Gray type White type 0 2 4 6 8 10 12 14 16 100% 75% 50% 25% 5% In hi bi tio n di am et er s (m m ) Concentrations Red type Gray type White type 2018 – European Journal of Chemistry – CC BY NC – DOI: 10.5155/eurjchem.9.4.iii-vii.1822 PrintField10: PrintField11: PrintField12: PrintField13: PrintField14: PrintField20: PrintField21: PrintField22: PrintField23: PrintField24: