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Turkish Journal of Chemistry

Volume 26, Number 2 (2002)

Articles

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A New Synthesis of Bromobenzotropones: Oxidation of 8-Bromo-5 H -Benzo[a]cycloheptene
ARİF DAŞTAN, Y. KEMAL YILDIZ, CAVİT KAZAZ, and METİN BALCI
Pages 143-152

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The Kinetics and Mechanism of Oxidation of Vanillin by Diperiodatonickelate(IV) in Aqueous Alkaline Medium
CHANDRASHEKHAR KATHARI, PANDURANG POL, and SHARANAPPA NANDIBEWOOR
Pages 229-236

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Aspertins A-D: Further Piperidine Alkaloids from Andrachne aspera} (Euphorbiaceae)
VIQAR UDDIN AHMAD, ARSHAD KAMAL, and MUHAMMAD SHAIQ ALI
Pages 245-250

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Diels-Alder Reactions Using 5 M LiClO_{4} -Diethyl Ether Catalyst
MESUT KACAN and H. R. FERHAT KARABULUT
Pages 251-254

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Determination of Zinc in Aerosol Samples by Discrete Nebulization Flame Atomic Absorption Spectrometry
DENİZ YURTSEVER SARICA, DİLEK AKIM, and TUNCEL ÖZDEN
Pages 263-270

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A comparative Study for basic Characterization of three Clinoptilolite Specimens
EVA CHMIELEWSKA, EVA SAMAJOVA, and JAN KOZAC
Pages 281-286

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An Investigation of the Interaction of 4-Membered Rings with Adjacent Carbanion Centers
ÖZDEN ÖZEL GÜVEN and N. BEKİR PEYNİRCİOĞLU
Pages 153-158

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Derivative Spectrophotometric Determination of Caffeine in Some Beverages
GÜZİN ALPDOĞAN, KADİR KARABİNA, and SIDIKA SUNGUR
Pages 295-302

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Synthesis and Electronic Structure of New Aryl- and Alkyl-Substituted 1,3,4-Oxadiazole-2-thione Derivatives
FERAY AYDOĞAN, ZUHAL TURGUT, NÜKET ÖCAL, and SAFİYE SAĞ ERDEM
Pages 159-170

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Iridoid and Phenylpropanoid Glycosides from Phlomis grandiflora var. fimbrilligera and Phlomis fruticosa
TAYFUN ERSÖZ, İCLAL SARACOĞLU, Ü. ŞEBNEM HARPUT, İHSAN ÇALIŞ, and ALİ ARSLAN DÖNMEZ
Pages 171-177

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Iridoid and Phenylethanoid Glycosides from Euphrasia pectinata
TAYFUN ERSÖZ, M. ZİVER BERKMAN, DENİZ TAŞDEMİR, İHSAN ÇALIŞ, and CHRIS M. IRELAND
Pages 178-188

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Diterpenes from Sideritis sipylea and S. dichotoma
GÜLAÇTI TOPÇU, AHMET C. GÖREN, TURGUT KILIÇ, Y. KEMAL YILDIZ, and GÜLENDAM TÜMEN
Pages 189-194

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Glycine Transport through a Charged Polysulfone Cation Exchange Membrane
NURİ ÜNLÜ, HÜSEYİN KARA, and MUSTAFA ERSÖZ
Pages 211-220

Editors

Editor-in-Chief
Prof. Dr. Ahmet GÜL
İstanbul Technical University

Associate Editors-in-Chief
Mustafa Kemal SEZGİNTÜRK
Çanakkale Onsekiz Mart University, Turkey
Nurettin Mengeş
Van Yüzüncü Yıl University, Turkey
Önder Metin
Koç University, Turkey

Editorial Board