untitled Graphical Contents / European Journal of Chemistry 3 (3) (2012) ii‐vii European Journal of Chemistry ISSN 2153‐2249 (Print) / ISSN 2153‐2257 (Online)  2012 EURJCHEM DOI:10.5155/eurjchem.3.3.ii‐vii.680 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 3, 30 September 2012 European Journal of Chemistry 3 (3) (2012) 267‐272 Correlation of the rates of solvolysis of tert‐butyl chlorothioformate and observations concerning the reaction mechanism Jin Burm Kyong, Yelin Lee, Malcolm John D’Souza, Brian Patrick Mahon, and Dennis Neil Kevill R S O Cl Slow R+.COS.Cl- Fast -COS R+Cl- Fast 2R'OH ROR' + R'OH2 R-Cl Fast R: t-butyl R': H or alkyl log (k/ko) = 0.13 NT + 0.80 YCl - 0.03; r = 0.989 The ionization (SN1) solvolysis of tert‐ butyl chlorothioformate (1) is probably a consequence of a concerted ionization‐ fragmentation having an appreciable internal driving force and a lower demand for assistance from nucleophilic solvation. European Journal of Chemistry 3 (3) (2012) 273‐278 Synthesis of some new pyrazolylfuropyrimidinethiones and triazolofuropyrimidinethiones Mohamed Abdel Megid Abdel‐Hamid, Azza Mohamed Elkazak, Magdy Hamed Sead and Osama Farouk Mohamed N H NH O S S Ph Ph N N N H N O S Ph Ph R1 R2 NH O S Ph Ph N N N European Journal of Chemistry 3 (3) (2012) 279‐282 Application of sulfonic acid functionalized nanoporous silica (SBA‐Pr‐SO3H) in the solvent free synthesis of (E)‐arylidene‐1,3‐dihydroindole‐2‐ones Parisa Gholamzadeh, Ghodsi Mohammadi Ziarani, Alireza Badiei, Zohreh Bahrami An efficient and green condensation reaction was performed for the synthesis of (E)‐arylidene‐1,3‐dihydroindole‐2‐ones using heterogeneous nanoporous acid catalyst of SBA‐Pr‐SO3Hwith pore size 6 nm in solvent free condition. Graphical Contents / European Journal of Chemistry 3 (3) (2012) ii‐vii iii European Journal of Chemistry 3 (3) (2012) 283‐286 Cadmium effects on total individual numbers, species diversity and pigments content of epiphytic diatoms growing on Myriophyllum spicatum L. Ridvan Erdal Sivaci and Aysel Sivaci Cadmium concentation, mg/L Control 2 4 6 8 16 T o ta l O rg a n is m , c m 2 0 2000 4000 6000 8000 10000 12000 V it a lit y, % 60 65 70 75 80 85 90 95 Via organism Total Organism Vitality, % Depending on the increase in cadmium concentration, total number of organisms and % vitality of epiphytic diatoms growing on Myriophyllum spicatum L. were decreased. European Journal of Chemistry 3 (3) (2012) 287‐292 Synthesis and studies of pyrazolo[3,4‐b]piperidin‐4‐one derivatives Hussain Ali Soleiman, Ali Kamel Khalafallah and Hana'a Abd‐Ellatif European Journal of Chemistry 3 (3) (2012) 293‐297 Synthesis, characterization and molecular docking studies of novel S‐substituted phenacyl‐1,3,4‐thiadiazole‐thiol derivatives as antimicrobial agents Shashidhar Kerur, Kallanagouda Alagawadi, Hailiang Zhu and Fakkirappa Manvi European Journal of Chemistry 3 (3) (2012) 298‐304 Recyclable and reusable nano‐CuFe2O4 catalyzed C‐O cross‐coupling Venkanna Avudoddi, Vinod Kumar Goud Palle and Venkateshwar Rao Pallapothula iv Graphical Contents / European Journal of Chemistry 3 (3) (2012) ii‐vii European Journal of Chemistry 3 (3) (2012) 305‐309 Efficient deprotection of Boc group in amines and sulfamides using Dawson heteropolyacid catalyst Roubila Belghiche, Zinelaabidine Cheraiet, Malika Berredjem, Mostefa Abbessi and Nour‐Eddine Aouf European Journal of Chemistry 3 (3) (2012) 310‐313 Knoevenagel condensation of isatins with malononitrile/ethyl cyanoacetate in the presence of sulfonic acid functionalized silica (SBA‐Pr‐SO3H) as a new nano‐reactor Negar Lashgari, Ghodsi Mohammadi Ziarani, Alireza Badiei and Parisa Gholamzadeh European Journal of Chemistry 3 (3) (2012) 314‐315 Selective iodination of 2‐acetyl‐1‐naphthol using iodine and iodic acid under solvent‐free grinding technique Sainath Zangade, Shyam Mokle, Avinash Shinde and Yeshwant Vibhute Selective iodination of 2‐acetyl‐1‐naphthol using iodine and iodic acid under solvent‐free grinding technique European Journal of Chemistry 3 (3) (2012) 316‐321 Synthesis and studies of pyrazolo[3,4‐b]pyridin‐4‐one derivatives Hussain Ali Soleiman, Ali Kamel Khalafallah and Hana'a Abd‐Ellatif Graphical Contents / European Journal of Chemistry 3 (3) (2012) ii‐vii v European Journal of Chemistry 3 (3) (2012) 322‐331 Synthesis of 5‐arylazothiazoles, pyridines and thieno[2,3‐b]pyridines derivatives containing 1,2,3‐triazole moiety Abdou Osman Abdelhamid, Nadia Abdelhamid Abdel‐Riheem, Tamer Tawhid El‐Idreesy and Huda Refat Mahmoud Rashdan European Journal of Chemistry 3 (3) (2012) 332‐336 Conductometric titration method for determination of naftidrofuryl oxalate, propafenone HCl and sotalol HCl using silver nitrate Magda Mohamed Ayad, Hisham Ezzat Abdellatef, Mervat Mohamed Hosny and Yassmin Ahmed Sharaf European Journal of Chemistry 3 (3) (2012) 337‐339 A simple formal stereoselective synthesis of Herbarumin III Nagendra Siddavatam, Krishnaiah Martha, Krishna Reddy Vanka and Biswanath Das European Journal of Chemistry 3 (3) (2012) 340‐347 Theoretical free energies of electron transfer, electrochemical properties, electron transfer kinetic and quantitative structural relationships studies of alkynyldihydrofullerene in [X‐UT‐Y][R‐C60–M+] supramolecular complexes Avat Arman Taherpour, Masomeh Tayebi‐Suraki and Nosratollah Mahdizadeh S S S n No 1 2 3 4 5 6 7 8 9 [X-UT-Y] S S S n 0 1 2 3 4 5 6 7 8 M+ M+ CH3 CH3 CH3 M+= Li and K [X-UT-Y] [R-C60 -M+] R M+ tert-Bu- Li Solvents THF and DMSO 1011 R M+ Hex-C C- Li == R M+ Hex-C C- K vi Graphical Contents / European Journal of Chemistry 3 (3) (2012) ii‐vii European Journal of Chemistry 3 (3) (2012) 348‐355 Theoretical density functional study of gas‐phase tautomerization and acidity of 5‐methylhydantoin and its thio derivatives Zaki Sulieman Safi European Journal of Chemistry 3 (3) (2012) 356‐358 Anticancer activity studies of some cyclic benzimidazole derivatives Ali El‐Shekeil, Abeer Omer Obeid and Sama Al‐Aghbari European Journal of Chemistry 3 (3) (2012) 359‐362 Synthesis of some novel benzimidazole derivatives and it’s biological evaluation Doddarasinakere Kempaiah Ravishankara and Paduvalahippe Gowdegowda Chandrashekara European Journal of Chemistry 3 (3) (2012) 363‐366 Synthesis and characterization of 1'‐benzyl‐1,4'‐dimethyl‐2'propyl‐1H,1'H‐2,6'‐dibenzimidazole derivatives and their antibacterial activity studies Doddarasinakere Kempaiah Ravishankara and Paduvalahippe Gowdegowda Chandrashekara Graphical Contents / European Journal of Chemistry 3 (3) (2012) ii‐vii vii European Journal of Chemistry 3 (3) (2012) 367‐394 The chemistry of group‐VIb metal carbonyls Manish Kaushik, Ayodhya Singh and Munesh Kumar