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Synthesis and Characterization of Polyimides Prepared from Optically Active (R,R) and (S,S)-1,3-bis(p-N,N´-dimethylaminobenzyl)-perhydrobenzimidazol-2-thion
MURAT YİĞİT, TURGAY SEÇKİN, SÜLEYMAN KÖYTEPE, and ENGİN ÇETİNKAYA
Pages 113-124

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On-Line Preconcentration and Speciation of Chromium by an 8-Hydroxyquinoline Microcolumn Immobilized on Surfactant-Coated Alumina and Flow Injection Atomic Absorption Spectrometry
SEYYED HAMID AHMADI, ALI MOHAMMAD HAJI SHABANI, SHAYESSTEH DADFARNIA, and MASOUMEH TAEI
Pages 191-199

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Synthesis and Spectroscopic Characterization of New [Cu(^{tBu}salpphen)]_2, [MoCl_2(salpphen)]_2 Complexes and Sn_2Cl_8(^{tBu}salpphen).2HNEt_3 Adduct
PELİN SÖZEN, YURDANUR AKGÜL, and FUNDA DEMİRHAN
Pages 201-209

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Hydrothermal Synthesis, Characterization and Photocatalytic Activity of Nanosized TiO_2 Based Catalysts for Rhodamine B Degradation
FUNDA SAYILKAN, MELTEM ASİLTÜRK, ŞADİYE ŞENER, SEMA ERDEMOĞLU, MURAT ERDEMOĞLU, and HİKMET SAYILKAN
Pages 211-221

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Voltammetric and Spectroscopic Studies of Vanadium(V)-- Nicotinamide Interactions at Physiological pH
SEMİHA ÇAKIR and ENDER BİÇER
Pages 223-231

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Template-Free Synthesis of ZSM-5 Type Zeolite Layers on Porous Alumina Disks
HALİL KALIPÇILAR and ALİ ÇULFAZ
Pages 233-242

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Synthesis of 2-Acylamino, 2-Aroylamino and Ethoxycarbonyl Imino-1,3,4-thiadiazoles as Antitumor Agents
KEMAL SANCAK, YASEMİN ÜNVER, and MUSTAFA ER
Pages 125-134

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Basic Al_2O_3 as a Recyclable Reagent for the Protection of Carbonyl Groups with Phenylhydrazine Derivatives and Semicarbazides
KHODABAKHSH NIKNAM, ALI REZA KIASAT, BAHADOR KARAMI, and NIMA HEYDARI
Pages 135-139

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Synthesis of Nitrogen-Containing Heterocycles from the Reaction of Amidrazones with \alpha-Haloesters
HANY M. DALLOUL and PETER H. BOYLE
Pages 141-147

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Chemoenzymatic Synthesis of 2-Bromo-6-Hydroxy-3-Methoxy-2-Cyclohexen-1-one
EMİNE ÖZGÜL KARAASLAN and YASEMİN TOKA
Pages 149-153

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Iridoid Glucosides from Lamium garganicum subsp. laevigatum
TAYFUN ERSÖZ, DUYGU KAYA, FUNDA NURAY YALÇIN, CAVİT KAZAZ, ERHAN PALASKA, CHARLOTT H. GOTFREDSEN, SOREN R. JENSEN, and İHSAN ÇALIŞ
Pages 155-162

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Investigation of Some 1,3-Diols for the Requirements of Solvent Extraction of Boron: 2,2,6-Trimethyl-1,3 Heptanediol as a Potential Boron Extractant
BİLSEN TURAL, SERVET TURAL, and HALİL HOŞGÖREN
Pages 163-170

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Investigation of the Voltammetric Characteristics of Poly(1,4-diaminobenzene) Film as a Dopamine-Selective Polymer Electrode
GAMZE ERDOĞDU and A. ERSİN KARAGÖZLER
Pages 171-178

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Synthesis and Physico-chemical and Spectroscopic Investigations of Sodium Dihydrobis(1,2,3-benzotriazolyl)borate Ligand and Its Transition Metal Complexes
. LUTFULLAH, AHMAD UMAR, MOHAMMED MUZIBUR RAHMAN, MOHAMMAD MANSOOB KHAN, and YOON BONG HAHN
Pages 179-189