untitled Graphical Contents / European Journal of Chemistry 3 (4) (2012) ii‐vi European Journal of Chemistry ISSN 2153‐2249 (Print) / ISSN 2153‐2257 (Online)  2012 EURJCHEM DOI:10.5155/eurjchem.3.4.ii‐vi.716 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 3, Issue 4, 31 December 2012 European Journal of Chemistry 3 (4) (2012) 395‐398 Triphenylcyclopropenium hydroxytris(pentafluorophenyl)borate salt for solvent free epoxy curing Priya Hewavitharanage Epoxide polymerization with triphenylcyclopropenium hydroxytris(pentafluorophenyl)borate can be done at room temperature under solvent free conditions due to excellent solubility in epoxy resins. European Journal of Chemistry 3 (4) (2012) 399‐403 The effect of temperature on association constants and conductivities of ferrous chloride and ferric chloride in DMF‐water mixtures Süheyla Pura Ergin European Journal of Chemistry 3 (4) (2012) 404‐405 Synthesis and characterization of 1,3‐bis(4‐bromophenyl)‐5‐propyl‐1,3,5‐triazinane Leila Lefrada, Ahcene Bouchemma, Mustapha Bouhenguel, Amel Ferhati and Mahmoud Chebbah Graphical Contents / European Journal of Chemistry 3 (4) (2012) ii‐vi iii European Journal of Chemistry 3 (4) (2012) 406‐410 Synthesis and in‐vitro antibacterial activity of some bis‐5‐(thiophen‐2‐yl)‐carbothioamide‐pyrazoline derivatives Mamta Rani and Mohamad Yusuf European Journal of Chemistry 3 (4) (2012) 411‐415 Spectrophotometric investigation of DL‐tryptophan in the presence of Ni(II) or Co(II) ions Özlen Altun and Selin Bilcen European Journal of Chemistry 3 (4) (2012) 416‐420 Determination of trace metals in air of Chittagong city‐Bangladesh Mohammed Jamaluddin Ahmed, Mohammed Khorshed Ali, Muzammel Hossain, Shajahan Siraj and Mohammed Aminul Ahsan European Journal of Chemistry 3 (4) (2012) 421‐425 Simultaneous determination of miconazole and hydrocortisone or mometasone using reversed phase liquid chromatography Ramzia Ismail El‐Bagary, Ehab Farouk Elkady, Marwa Hosny Tammam and Ayman Abo Elmaaty iv Graphical Contents / European Journal of Chemistry 3 (4) (2012) ii‐vi European Journal of Chemistry 3 (4) (2012) 426‐432 Ziziphus mauritiana leaves extracts as corrosion inhibitor for mild steel in H2SO4 and HCl solutions Shivapura Subbappa Shivakumar and Kikkeri Narasimha Shetty Mohana Ziziphus mauritiana acts as very good corrosion inhibitor on mild steel corrosion in 0.5 M H2SO4 and 0.5 M HCl and inhibition efficiency decreases with increase in temperature. European Journal of Chemistry 3 (4) (2012) 433‐436 Application of SBA‐Pr‐SO3H in the synthesis of benzoxazole derivatives Ghodsi Mohammadi Ziarani, Alireza Badiei, Monireh Shakiba Nahad and Malihe Hassanzadeh European Journal of Chemistry 3 (4) (2012) 437‐441 Synthesis and antimicrobial evaluation of some new quinazolin‐4(3H)‐one derivatives Naglaa Fawzy, Madeha Othman Ibrahim Ghobashy and Ahmed Kamel El‐Ziaty European Journal of Chemistry 3 (4) (2012) 442‐446 Synthesis and reduction reaction of novel triazole compounds in the solid‐media condition by using microwave method Musa Özil, Emre Menteşe and Bahittin Kahveci Graphical Contents / European Journal of Chemistry 3 (4) (2012) ii‐vi v European Journal of Chemistry 3 (4) (2012) 447‐454 Development and validation of spectrophotometric methods for simultaneous determination of sitagliptin and simvastatin in binary mixture Sherif Abdel‐Naby Abdel‐Gawad and Zeinab Abdelaziz Elsherif Simple and selective spectrophotometric methods were adopted for the determination of sitagliptin and simvastatin in their new FDA approved tablets. European Journal of Chemistry 3 (4) (2012) 455‐460 Synthesis and antimicrobial activities of pyrido[2,3‐d]pyrimidine, pyridotriazolopyrimidine, triazolopyrimidine, and pyrido[2,3‐d:6,5d']dipyrimidine derivatives Anhar Abdel‐Aziem, Marwa Sayed El‐Gendy and Abdou Osman Abdelhamid European Journal of Chemistry 3 (4) (2012) 461‐467 Benzo[g]quinoline heterocyclic derivative as a typical precursor in the synthesis of new class of cyanine‐like dyes Maha Mobaruk Gomaa, Naglaa Salah El‐Deen and Nadia Ali El‐Kanzi European Journal of Chemistry 3 (4) (2012) 468‐474 The study of kinetics and thermodynamics of selected pharmaceuticals and personal care products on agriculture soil Shehdeh Jodeh Effect of contact time on the removal of pharmaceuticals by soil at (initial concentration = 50 mg/L, initial pH = 4, temperature = 25 oC and solid/liquid ratio = 1.0 g/50 mL). vi Graphical Contents / European Journal of Chemistry 3 (4) (2012) ii‐vi European Journal of Chemistry 3 (4) (2012) 475‐479 Synthesis of bis(indolyl)methanes using molten N‐butylpyridinium bromide Gaurav Gupta, Ganesh Chaudhari, Preeti Tomar, Yogesh Gaikwad, Rameez Azad, Girish Pandya, Govinda Waghulde and Kesharsingh Patil N‐butyl‐pyridinium bromide a better catalyst for the synthesis of bis(indolyl)methanes. European Journal of Chemistry 3 (4) (2012) 480‐484 The fate of leachate of pharmaceuticals like amoxicillin, ibuprofen and caffeine in the soil using soil columns Shehdeh Jodeh, Halimeh Staiti, Marwan Haddad, Tamara Renno, Abdelnaser Zaid, Nidal Jaradat and Maher Kharoaf The concentration of the three pharmaceuticals distributed in soil column after 15 years expectation of these drugs waste. European Journal of Chemistry 3 (4) (2012) 485‐492 Regiospecific synthesis of some novel N‐nucleosides of 4‐amino‐5‐substituted‐1,2,4‐triazole‐3‐thiones and their in‐vitro antimicrobial activity Humaira Nadeem and Zaman Ashraf