PO-201

NOVEL 2-MERCAPTOBENZENESULFONAMIDES AS POTENTIAL ANTICANCER OR ANTI-HIV AGENTS

Elżbieta POMARNACKA and Anita KORNICKA

Medical University of Gdańsk, Poland

PO-202

REACTION OF 2,3-BIS(TRIMETHYLSILYL)CYCLOPROPANONE WITH PHOSPHOROUS YLIDES: UNEXPECTED FORMATION OF FURANS

Kohji Suda, Atsuyo Ogawa, Toshikatsu Takanami

Meiji Pharmaceutical University, Japan

PO-203

Asymmetric Claisen Rearrangement of 2‑Allyloxy-indoles to 3,3-Disubstituted Oxindoles for Synthesis

Tomomi KAWASAKI, Yasuyuki TAKASHIMA, Hiroshi KOMURO, Masanori SAKAMOTO

Meiji Pharmaceutical University, Japan

PO-204

1,3-DIPOLAR CYCLOADDITION OF AZOMETHINE YLIDE GENERATED FROM α,β-UNSATURATED γ,δ-EPIMINO NITRILE: FORMATION OF HEAD-HEAD ADDUCTS

Keitaro Ishii, Yukio Shimada, Shigeo Sugiyama

Meiji Pharmaceutical University, Japan

PO-205

DIELS-ALDER REACTION OF AZA-DIENES WITH DIPHENYL KETENE

Masanori Sakamoto, Tatsuya Nakai, Kumiko Satoh, Mayumi Nagano, Osamu Tamura

Meiji Pharmaceutical University, Japan

PO-206

SYNTHETIC STUDIES OF IMBILINE 1

Yoshiyasu Kitahara, Masaaki Mochii, Akinori Kubo

Meiji Pharmaceutical University, Japan

PO-207

SYNTHESIS OF BENZODIAZEPINE C-NUCLEOSIDES THROUGH CONDENSATION OF 1,2-DIAMINOBENZENES WITH FORMYLISOXAZOLE GLYCOSIDE

Isamu Maeba, Natsu Nishimura, Haruna Hisamitsu, Yuoko Koyano

Meijo University, Japan

PO-208

Stereoselective Synthesis of Functionalized 1,3-Diols as Precursors to Natural Products

Cheuk K. Lau, Peter Zakrzewski, Vicent Mascitti, Claude Dufresne

Merck Frosst Canada Inc., Canada

PO-209

SYNTHESIS OF UNSYMMETRICAL 5,5-DISUBSTITUTED-FURAN-2-ONE AS SELECTIVE CYCLOOXYGENASE-2 INHIBITOR

Chun-Sing Li, Michel Belly, Christine Brideau, Chi Chung Chan, Stella Charleson, Wanda A. Cromlish, Diane Ethier, Jacques Yves Gauthier, Jocelyne Guay, Robert Gordon, Gillian Greig, Stacia Kargman, Cheuk K. Lau, Denis Riendeau, Michel Therien, Lijing Xu, Zhaoyin Wang, and Petpiboon Prasit

Merck Frosst Canada Inc., Canada

PO-210

SYNTHESIS OF UNUSUAL BICYCLIC ENDOPEROXIDES CONTAINING PYRIDAZINE RING AND THEIR TRANSFORMATIONS

Metin Balcı, Nurullah Saraçoğlu, Galip Özer and Abdullah Menzek

Middle East Technical University and Atatürk University, Turkey

PO-211

Synthesis and Diuretic Activity of 2,3-Dihydro-4(1H)-quinolinone 4-Oxime-O-sulfonic Acid Derivatives and 4,5-Dihydro-6H-imidazo[4,5,1-ij]quinoline-6-one 6-Oxime-O-sulfonic Acid Derivatives

Kazumi Nishijima and Sotaro Miyano

Mochida Pharmaceutical Co., Ltd. and Tohoku University, Japan

PO-212

A GENERAL AND CONVENIENT SYNTHESIS OF PYRIMIDINES AND 1,3‑DIAZEPINES

Iraj Lalezari

Albert Einstein College of Medicine and Montefiore Medical Center, USA

PO-213

a,β-UNSATURATED CF₃-CONTANING KETONES IN 1,3-DIPOLAR CYCLOADDITION WITH ETHYLDIAZOACETATE

Valentine G. Nenajdenko, Alexander V. Statsuk, Arcady L. Krasovsky, Dmitry I. Denisenko, Elizabeth S. Balenkova

Moscow State University, Russia

PO-214

PREPARATION AND TRANSFORMATION OF SOME 3‑NITROPYRIDINIUM SALTS

Oleg D. MITKIN, Marina A. YUROVSKAYA, Roman V. KOMBAROV

M.V.Lomonosov Moscow State University, Russia

PO-215

SYNTHESIS OF BIS(7-DIMETHYLAMINOINDOLIZIN-1-YL)METHANE DERIVATIVES AND THEIR OXIDATION: AS AN OXIDATIVE CHROMOGENIC REAGENT IN CLINICAL ANALYSIS

Yoshinori Tominaga, Sachiko Itonaga

Nagasaki University, Japan

PO-216

UNIQUE CONFORMATIONAL ISOMERS OF BENZOMALVIN A

T. Sugimori, T.Osaka, S.Eguchi, A.Kakeli, E.Yashima, Y.Okamoto

Nagoya University, Shinshu University, Japan

PO-217

SYNTHESIS OF FULLEROHETEROCYCLES BY CYCLOADDITION METHODOLOGY

Masatomi Ohno, Hiroshi Ishida, Haruhiko Sato, Shoji Eguchi

Nagoya University, Japan

PO-218

NEW METHOD FOR THE SYNTHESIS OF BENZOAZETINES

Vladimir I. POTKIN, Victor A. ZAPOL’SKII, Rodislav V. KABERDIN, Valerii A. KNIZHNIKOV, Alexandr A. YANUCHOK

National Academy of Sciences of Belarus, Belarus

PO-219

PHOSPHORYLATION OF HETEROCYCLES

Andrei A.TOLMACHEV, Aleksandr N. KOSTYUK

National Academy of Sciences of Ukraine, Ukraine

PO-220

A STEREOSELECTIVE SYNTHESIS OF PLATYPHYLLIDE

Tse-Lok Ho, Mneg-Fen Ho

National Chiao Tung University, Taiwan ROC

PO-221

Microwave Accelerated Cycloaddition Reactions of Nitrile Oxides and Allylic Alcohols

Ta-Jung Lu, and Gwo-Ming Tzeng

National Chung-Hsing University, ROC

PO-222

SYNTHESIS AND ANTIHYPERTENSION ACTIVITY OF NOVEL DIHYDROPYRIDAZINONE DERIVATIVES

An-Rong Lee, Shang-Tao Tang, Mao-Hsiung

National Defense Medical Center, ROC

PO-223

SYNTHESIS OF BIS-TETRAHYDROAMINOACRIDINES

Ming-Kuan Hu and Chih-Feng Lu

National Defense Medical Center, ROC

PO-224

LIQUID  PHASE  PARALLEL SYNTHESIS OF BENZIMIDAZOLES

Chung M. SUN, Chih M. YEH

National Dong Hwa University, ROC

PO-225

SIMPLE SYNTHESIS AND ELIMINATION REACTION OF 1-AZONIA-ADAMANTANES

Hiroshi IZUMI, Shigeru FUTAMURA

National Institute for Resources and Environment, Japan

PO-226

RING-CLOSRE REACTION FOR PHOTORRESPONSIVE TETRAAZANACROCYCLIC LIGANDS

Wen-hao WEI, Takenori TOMOHIRO, Masato KODAKA and Hiroaki OKUNO

National Institute of Bioscience and Human-Technology, Japan

PO-227

A MILD AND EFFECTIVE METHOD FOR THE SYNTHESIS OF 1,2‑BENZISOTHIAZOLIN-3-ONES

Masao SHIMIZU, Hisashi KIKUMOTO, Takeo KONAKAHARA, Yasuo GAMA, and Isao SHIBUYA

National Institute of Materials and Chemical Research and University of Tokyo, Japan

PO-228

THE REACTION OF 4-HYDROXYCOUMARIN AND CERTAIN 4‑HYDROXYCOUMARINS WITH a,β-UNSATURATED NITRILES AND WITH ALDEHYDES. EVALUATION OF ANTICOAGULANT ACTIVITIES OF SOME SELECTED PRODUCTS

Mohamed Refat H. Mahran, El-Syed M.A. Yakout, Khadiga M. Ghoneim and Nabila M. Ibrahim

National Research Center and Cairo University, Egypt

PO-229

Synthesis and Reaction of Polynuclear Heterocycles With a New Ring System

A. S. Aly and Kh. Abo-Zeid

National Research Center, Egypt

PO-230

Ten New Components from the Heartwood of Ficus microcarpa L. f.

Yueh-Hsiung Kuo and Yen-Cheng Li

National Taiwan University, ROC

PO-231

Total Synthesis of Ailanthoidol

Chai‑Lin Kao and Ji‑Wang Chern

National Taiwan University, ROC

PO-232

A FACILE APPROACH TO CHIRAL 3-SUBSTITUTED TETRAMIC ACIDS

Margarita Petroliagi and Olga Igglessi-Markopoulou

National Technical University of Athens, Greece

PO-233

THIOPHENES ACT AS DIENOPHILES IN DIELS-ALDER REACTIONS WITH MASKED O-BENZOQUINONES

Chien-Hsun Lai, Polisetti Dharma Rao, and Chun-Chen Liao

National Tsing Hua University, ROC

PO-234

N-substituted Pyrroles with an electron-withdrawing group Act as dienophiles in diels-Alder reactions with masked o-benzoquinones

Ming-Fang Hsiesh, Polisetti Dharma Rao, and Chun-Chen Liao

National Tsing Hua University, ROC

PO-235

TANDEM CARBONYLATION/CYCLIZATION RADICAL PROCESS IN HETEROAROMATIC SYSTEMS.

R. CRUZ-ALMANZA, Miriam PAVON, Edith ALVA, and Luis D. MIRANDA.

UNAM, México

PO-236

ASYMMETRIC SYNTHESIS OF 1-ARYL-2,3,4,5-TETRAHYDRO BENZAZEPINES

R. CRUZ-ALMANZA and  R. GÁMEZ-MONTAÑO

UNAM, México

PO-237

PHOTOCHEMISTRY OF N-PHENYL-SUBSTITUTED METHACRYLAMIDES IN CHIRAL POLY(TRIPHENYLMETHYL METHACRYLATE)

Takashi TSUNO, Rieko OKUDA, Kunio SUGIYAMA

Nihon University, Japan

PO-238

Synthesis of Furan Derivatives by Tandem Nucleophilic Reaction

Hisahiro Hagiwara, Kouji Sato, Toshio Suzuki, and Masayoshi Ando

Niigata University, Japan

PO-239

EFFICIENT SYNTHESIS OF THE WS-5995 ANTIBIOTICS

Ghassan QABAJA, David JEBARATNAM, Graham B. JONES

Northeastern University, USA

PO-240

SYNTHESIS OF SOME BIS(N-1,2,3,4-TETRAHYDROISO-QUINOLINYL) METHANES USING BENZOTRIAZOLE-AUXILIARY

Cornelia LOCHER

Northern Territory University, Australia

PO-241

SELECTIVE NUCLEOPHILIC SUBSTITUTION ON 3-NITROPYRIDINES

Harald SVENSEN, Ingrid SLETVOLD and Jan M. BAKKE

NTNU, Norway

PO-242

SYNTHESIS OF 3,4-DIAMINOPYRIDINE AND IMIDAZO[4,5‑c] PYRIDINES BY NITRATION OF 4-ACYLAMINOPYRIDINES

Jaroslav RIHA, Jan M. BAKKE

Norwegian University of Science and Technology, Norway

PO-243

SYNTHESIS OF 8-SUBSTITUTED 5H,9H-6-OXA-7-AZA-BENZOCYCLONONENE-10,11-DIONE-11-O-METHYLOXIMES, A NEW [1,2]-OXAZONIN RING SYSTEM

Hugo Ziegler, Stephan Trah, Alfons Pascual & Peter Ertl

Novartis Crop Protection AG, Switzerland

PO-244

NOVEL THIENO[3,2-C]TETRAHYDROPYRIDINES AS POTENT HEPATIC GLUCOSE-6-PHOSPHATASE INHIBITORS.

Jane M. Lundbeck, Palle Jakobsen, Peter Madsen, Niels Westergaard, Annemarie Varming

Novo Nordisk A/S; Denmark

PO-245

Synthesis of Chiral 1,4-Dihydropyridines: Asymmetric Addition to Nicotinic Amides using Neighboring Group Participation

Shinji YAMADA, Mayumi ICHIKAWA and Tomoko MISONO

Ochanomizu University, Japan

PO-246

SYNTHESIS OF HYBRIDS BETWEEN MKC-442 AND S-DABO WITH ANTI-HIV ACTIVITY

Ole S. Pedersen, Lene Petersen, Malene Brandt, Claus Nielsen, Nagy M. H. Khalifa, and Erik B. Pedersen

University of Southern Denmark and State Serum Institute, Denmark

PO-247

THERMAL FRAGMENTATION OF 1,3-DITHIOLE DERIVATIVES BY FLASH VACUUM PYROLYSIS

Carl Th. Pedersen

Odense University, Denmark

PO-248

REACTION OF DI-tert-BUTYL-3H-AZEPINES: FORMATION OF 2-AZATROPONE AND 2-AZANORCARADIENE

Kyosuke Satake, Yuko Tawada, Yoko Kuzuo, Shizuka Takami, Hideki Okamoto, and Masaru Kimura

Okayama University, Japan

PO-249

CONVENIENT AND GENERAL SYNTHESES OF TRICYCLIC FUSED PYRIMIDINES AS A NEW CLASS OF POTENTIAL XANTHINE OXIDASE INHIBITORS

TOMOHISA NAGAMATSU, TAKAYUKI FUJITA

Okayama University, Japan

PO-250

SYNTHESES AND CHEMILUMINESCENCE OF PYRIDAZINO(OR BENZO[g]PYRIDAZINO)[4,5-b]INDOLE-1,4(2H,3H)-DIONES

Kenj Sasaki, Hiroko Takata, Masateru Kurumi, Takashi Hirota, Taiji Nakayama, and Yoshinori Tominaga

Okayama University, Japan

PO-251

Synthetic Studies of D-Ribofuranose Analogs Having a Phosphorus Atom in the Hemiacetal Ring

Tadashi Hanaya and Hiroshi Yamamoto

Okayama University, Japan

PO-252

SYNTHESES OF FUNCTIONALIZED AZAHETEROCYCLES USING 3-METHYL-5-NITROPYRIMIDIN-4(3H)-ONE

Nagatoshi Nishiwaki, Yasuo Tohda, and Masahiro Ariga

Osaka Kyoiku University, Japan

PO-253

AZIRIDINATION OF OLEFINS USING CHLORAMINE-T AS A NITROGEN SOURCE

Satoshi MINAKATA, Takeya ANDO, Daisuke KANO, Ilhyong RYU

Mitsuo KOMATSU and Yoshiki OHSHIRO

Osaka University and Kinki University, Japan

PO-254

NOVEL GENERATION OF SILACARBONYL YLIDES BY TRAPPING OF SILYLENE WITH ALDEHYDESAND THEIR CYCLOADDITIONS

Norio SAKAI, Tsuyoshi FUKUSHIMA, Satoshi MINAKATA, Ilhyong RYU and Mitsuo KOMATSU

Osaka University, Japan

PO-255

SYNTHESIS AND THERMOLYSIS OF SPIROOXETANES CONSTRUCTED FROM β-SUBSTITUTED STYRENES AND QUINONES

Ken KOKUBO, Kazutoshi NAKAYAMA, Takumi OSHIMA

Osaka University, Japan

PO-256

CATION BINDING ACCELERATION OF DIELS-ALDER REACTION OF QUINOCROWN ETHERS WITH CYCLOPENTADIENE

Takumi OSHIMA and Akihiko TSUDA

Osaka University, Japan

PO-257

A STRONG-BASE INDUCED [4+2]CYCLOADDITION OF HOMOPHTHALIC ANHYDRIDES TO ENOLIZABLE ENONES

Namakkal G. RAMESH, Kiyosei IIO, Akiko OKAJIMA, Kazuhiro HIGUCHI, Hiromichi FUJIOKA, Shuji AKAI and Yasuyuki KITA

Osaka University, Japan

PO-258

SYNTHESIS, CRYSTAL STRUCTURE AND ANTI-MALARIAL ACTIVITY OF NOVEL MEDIUM-SIZED 1,2,4,5‑TETRAOXACYCLOALKANES

Kaoru Tsuchiya, Yoshiaki Hamada, Araki Masuyama, Masatomo Nojima

Osaka University, Japan

PO-259

PRACTICAL RADICAL ADDITION REACTIONS USING 2,2’-AZOBIS(2,4-DIMETHYL-4-METHOXYVALERONITRILE) [V-70]

Kentoku Gotanda, Masato MAtsugi, Atsunori Sano, Takahiro Yamaguchi, Masahisa Oka, and Yasuyuki KITA

Osaka University and Wako Pure Chemical Industries Ltd., Japan

PO-260

ASYMMETRIC AZIRIDINATION OF ALKENES WITH CHIRAL NITRIDOMANGANESE COMPLEX

Masaaki NISHIMURA, Satoshi MINAKATA, Takeya ANDO, Ilhyong RYU, and Mitsuo KOMATSU

Osaka University, Japan

PO-261

NOVEL GENERATION OF AZOMETHINE IMINES FROM a‑SILYLNITROSAMINES BY 1,4-SILATROPIC SHIFT AND THEIR CYCLOADDITION

Mitsuo KOMATSU, Ken-ichi WASHIZUKA, Keiko NAGAI, Satoshi MINAKATA, and Ilhyong RYU

Osaka University, Japan

PO-262

Investigations on Synthesis and Structure of New Types of Acridine Spiro Compounds

Ján Imrich, Juraj Bernát, Pavol Kristian and Igor Chomèa

P. J. Šafárik University, Slovakia

PO-263

Stereocontrolled Synthesis of Lincosamine Precursors via (3,3)-Sigmatropic Rearrangements of Allylic Thiocyanates

Jozef Gonda, Peter Ivanko and Miroslava Martinková

P. J. Šafárik University, Slovakia

PO-264

SYNTHESIS OF INDOLE PHYTOALEXINS, THE UNUSUAL INDOLE-DERIVED NATURAL PRODUCTS

Peter KUTSCHY, Milan DZURILLA, Mitsuo TAKASUGI, Mojmír SUCHÝ^a

P. J. Šafárik University, Slovakia and Hokkaido University, Japan

PO-265

SPIROTHIAZOLIDINE AND SPIROTHIAZOLINE DERIVATIVES OF OXINDOLE

Mojmír SUCHÝ, Peter KUTSCHY, Milan DZURILLA, Mitsuo TAKASUGI

Pavol Jozef Šafárik University, Slovak republic and Hokkaido University, Japan

PO-266

Stereocontrolled Synthesis of Lincosamine Precursors via (3,3)-Sigmatropic Rearrangements of Allylic Thiocyanates

Jozef Gonda, Peter Ivanko and Miroslava Martinková

Pavol Jozef Šafárik University, Slovak republic

PO-267

THE PREPARATION OF 4-(4'-R-PHENYL)-3,5-DIMETHYL-1,7-DIPHENYL-BIS-PYRAZOLO[3,4-b;4',3'-e]PYRIDINES

Agnieszka Puchala and Danuta Rasala

Pedagogical University, Poland

PO-268

Acyl(imidoyl)ketenes: a novel way of stabilization

O.P. Krasnykh, A.N. Maslivets, N.A. Koniychova

Perm State University, Russia

PO-269

SYNTHESIS AND ANTIBACTERIAL EVALUATION OF NEW CARBON-CARBON LINKED PYRAZOLYLPHENYLOXAZOLIDINONES. THE QUEST FOR GRAM-NEGATIVE ACTIVITY

Michael J. Genin, Debra A. Allwine, Michael R. Barbachyn, Kevin C. Grega, Charles W. Ford, and Gary E. Zurenko

Pharmacia & Upjohn, USA

PO-270

SYNTHESIS OF PRODIGIOSINS, A NEW CLASS OF IMMUNOSUPPRESSANTS

Ermes Vanotti, Alberto Bargiotti, Marcellino Tibolla , Mario Rossi, Antonella Ermoli and Roberto D'Alessio

Pharmacia & Upjohn, Italy

PO-271

A GENERAL ONE-POT SYNTHESIS OF TRI- AND TETRASUBSTITUTED THIIRANES

P.Dybowski, I.Maciągiewicz, E.Krawczyk, A.Skowrońska

Polish Academy of Sciences, Poland

PO-272

NEW HYPERVALENT HETEROCYCLIC COMPOUNDS: SYNTHESES AND REACTIVITY

Józef Drabowicz, Marian Mikolajczyk

Polish Academy of Sciences, Poland

PO-273

1,3-DIPOLAR CYCLOADDITION OF DIAZOCOMPOUNDS TO αβ‑UNSATURATED a-PHOSPHORYL SULFOXIDES

Wanda H.Midura, Jerzy A.Krysiak, Marian Mikołajczyk

Polish Academy of Sciences, Poland

PO-274

OXIDATIVE  METHYLAMINATION OF SOME NITROAZINES

Marian Wozniak, Maria Grzegozek

Cracow University of Technology, Poland

PO-275

STEREOSELECTIVE SYNTHESIS OF 4-AMINO-ISOTHIAZOLIDINONE OXIDES

Zhuoliang Chen, Thomas P. Demuth and Fred Wireko

Procter & Gamble Pharmaceuticals, USA

PO-276

A NEW APPROACH TO THE SYNTHESIS OF BENZOFURO[3,2-b] QUINOLINES, BENZOTHIENO[3,2-b]QUINOLINES AND INDOLO[3,2-b] QUINOLINES

Stanislav RADL, Petr KONVICKA, Petr VACHAL

Research Institute of Pharmacy and Biochemistry, Czech Republic

PO-277

INHIBITORS OF CYTOKINE-INDUCED REACTIVATION OF LATENT HIV-1: THE RPR 111423 SERIES

J.-C. Carry, E. Bacqué, G. Bashiardes, A. Bousseau, N. Dereu, J.-F. Ferron, C. Nemecek, and C. Roy

Rhône-Poulenc Rorer S.A., France

PO-278

3-Substituted 4(3H)-quinazolinones with heterocyclic groups

F.Avotinsh, N.Tonkikh, M.Petrova, A.Strakovs

Riga Technical University, Latvia

PO-279

SYNTHESIS OF TRICHLORO-1,4-BENZOQUINONYLSUBSTITUTED HETEROCYCLES AND RELATED COMPOUNDS

R. Valters, G. Karlivans, J. Gulbis, and N. Batenko

Riga Technical University, Latvia

PO-280

1,3-Diketones in synthesis of 2,3-dihydroimidazo[1,2-a]PYRIDINES

M.Jure , E.Sulojeva, E.Gudriniece, S.Belyakov

Riga Technical University, Latvia and Latvian Institute of Organic Synthesis, Latvia

PO-281

An experiment on deposition of heterocyclic compound thin films using synchrotron radiation ablation

Hidejiro Miki and Hiroyuki Suzuki

Ritsumeikan University, Japan

PO-282

Synthesis and properties of novel chiral ligands for asymmetric synthesis

Øystein RIST, Mikael BEGTRUP

The Royal Danish School of Pharmacy, Denmark

PO-283

Synthesis of 4-Substituted 1-(Benzyloxy)pyrazoles

Jakob Felding, Jesper Kristensen, Trine Bjerregaard, Lone Sander, Per Vedsø and Mikael Begtrup.

The Royal Danish School of Pharmacy, Denmark

PO-284

BIOTINYLATED INDOLES AS PROBES FOR ENZYMES OF AUXIN BIOSYNTHESIS

Eduard DOLUSIC, Mariusz KOWALCZYK, Volker MAGNUS, Jennifer NORMANLY, Goran SANDBERG

Swedish University of Agricultural Sciences, Sweden and University of Massachusetts, USA

PO-285

DI(INDOL-3-YL) METHYLIUM SALT (UROROSEIN) AS A SYNTHON FOR THE PREPARATION OF NEW CONDENSED INDOLE HETEROCYCLES

Alexander M. Korolev, Larisa N. Yudina

Russian Academy of Medical Sciences, Russia

PO-286

SYNTHESIS OF NEW HETEROCYCLIC AND CARBOCYCLIC SYSTEMS STARTING FROM INDOLE-3-CARBINOL AND 3-FORMYLINDOLE

M. N. Preobrazhenskaya

Russian Academy of Medical Sciences, Russia

PO-287

SYNTHESIS AND STRUCTURE OF PHOTOCHROMIC HETARYL SUBSTITUTED DITHIENYLETHENES

Michael M. Krayushkin, Felix M. Stoyanovich, Vladimir N. Yarovenko, Lyudmila G. Vorontsova, Igor V. Zavarzin, Olga Yu. Zolotarskaya

Russian Academy of Sciences, Russia

PO-288

SYNTHESIS OF FLUORINATED HETEROCYCLES FROM N‑ACYLIMINES OF POLYFLUOROKETONES

Vladimir B. SOKOLOV, Alexey A. AKSINENKO

Russian Academy of Sciences, Russia

PO-289

the Reaction of terpenic a,β-unsaturated oximes with β‑keto esters catalyzed by fecl₃.

Andrey M. Chibiryaev

Novosibirsk Institute of Organic Chemistry, Russia

PO-290

INVESTIGATION OF THE PYRIMIDINE-2(1H)-ONE(-THIONE)–1,2-AZOLINE SYSTEM

Andrei Yu. ERSHOV and Aleksandr V. GRIBANOV

Russian Academy of Sciences, Russia

PO-291

REACTION OF DI(ARYLMETHYL)DISULFIDES WITH o-AMINOPHENOL. A NOVEL SYNTHESIS OF 2-ARYLBENZOTHIAZOLES

Mikhail M. Krayushkin, Leonid I. Belen’kii, Valerii Z. Shirinian, and Svetlana Yu. Melkova

Russian Academy of Sciences, Russia

PO-292

HETEROCYCLIZATION AND REDUCTIVE CONDENSATION IN REACTIONS OF TRICHLOROMETHYLARENES WITH HYDRAZINE DERIVATIVES IN THE PRESENCE OF PYRIDINES

Leonid I. Belen’kii, Sergei I. Luiksaar, and Mikhail M. Krayushkin

Russian Academy of Sciences, Russia

PO-293

synthesis and chemical transformations of spiro(cyclopropane-pyrazolines) via reactions of diazo cyclopropanes

I. V. Kostyuchenko, E. V. Shulishov, Yu. V. Tomilov, and O. M. Nefedov

Russian Academy of Sciences, Russia

PO-294

CYCLIZATION OF AMIDES OF o-ACYLHYDROXAMIC ACIDS INTO 1,2,4‑OXADIAZOLES

V.S.Semenov, T.N.Pichugina and B.A.Ershov

St.-Petersburg State University Chebyshevskaya, Russia

PO-295

THE SYNTHESIS OF 2-ARYL(HETARYL)-4,6-DINITROINDOLES

Svyatoslav A Shevelev, Vladimir V Rozhkov, Alexander M Kuvshinov and Valentina I Gulevskaya

Russian Academy of Sciences, Russia

PO-296

a fundamentally new approach for the construction of the pYrrole ring

N. A. Nedolya, L. Brandsma, B. A. Trofimov

Russian Academy of Sciences, Siberian Division, Russia and Utrecht University, The Netherlands

PO-297

STUDY OF VICARIOUS AMINATION OF C-NITROPYRAZOLES

Valentin A. Lopyrev, Lyudmila I. Larina, Valentina N. Elokhina, Olga V. Krylova, Anatolii S. Nakhmanovich, Aleksandr I. Vokin

Russian Academy of Sciences, Siberian Division, Russia

PO-298

ALKYLATION OF PYRIDINE-3- AND -4-CARBALDEHYDE N,N‑DIMETHYLHYDRAZONE

Lyudmila I. Larina, Raisa V. Karnaukhova, Vladimir A. Shagun, Anatolii S. Nakhmanovich, Petr E. Ushakov, Valentin A. Lopyrev

Russian Academy of Sciences, Siberian Division, Russia

PO-299

ELECTRON IMPACT-INDUCED REARRANGEMENTS IN N-VINYL- AND N‑ALLENYLAZOLES

Lyudmila V. KLYBA, Lambert BRANDSMA, Nikolai A. KLYUEV, Vsevolod N. BOCHKAREV, Olga A. TARASOVA, Elena Yu. SCHMIDT, Al’bina I. MIKHALEVA, Lyudmila V. BAIKALOVA, Lyudmila A. ESKOVA, Boris A. TROFIMOV

Russian Academy of Sciences, Siberian Division, Russia

PO-300

FROM PIPERIDINE-4-ONES OXIMES TO ANNULATED AND SUBSTITUTED PYRROLES

Leonid G. Voskressenskii, Alexey V. Varlamov, Tatiana N. Borisova, Elena A. Sorokina

The Russian Peoples Friendship University, Russia

PO-301

CHIRAL HYDROXYLOXAZOLINES IN ASYMMETRIC CATALYSIS: THE INFLUENCE OF PLANAR CHIRALITY

Carsten BOLM, Martin KESSELGRUBER, Kilian MUÑIZ

RWTH AachenGermany

PO-302

ROLE OF IMIDAZOLE GROUPS IN HYDROLYSIS OF CARBOXYLIC AND PHOSPHORIC ACID ESTERS IN AQUEOUS SOLUTION

Kitaro Yoshida, Koichi Shinbo, Shin-ichi Kondo, Yumihiko Yano

Saitama Medical School and Gunma University, Japan

PO-303

SYNTHESIS AND PROPERTIES OF MONOCYCLIC SELENOPHENE 1-OXIDES

Takashi Umezawa, Yoshiaki Sugihara, Akihiko Ishii, and Juzo Nakayama

Saitama University, Japan

PO-304

THIOPHENE SULFOXIMIDES: 2,4- AND 3,4-DI-tert-BUTYL-1-IMINO-1,1-DIHYDROTHIOPHENE 1-OXIDES

Yoshiaki Sugihara, Yuki Sano, Akihiko Ishii, and Juzo Nakayama

Saitama University, Japan

PO-305

A New Entry Into Nitrogen Heterocycles

Ihsan ERDEN, Christophe HOARAU and Wei-Guo CAO

San Francisco State University, USA

PO-306

TRIALS FOR THE SYNTHESIS OF (R)-4-MERCAPTO-PYRROLIDIN-2-ONE

Satoshi KOBAYASHI, Katsuhiro KOBAYASHI, Koichi HIRAI

Sankyo Co. Ltd., Japan

PO-307

Oxygen enhanced LiAlH₄ reductions of (het)aryl halides

Roman BOBROVSKY, Laszlo CZOLLNER, Bernhard KÜENBURG, Werner Frantsits, Johannes FRÖHLICH, Ulrich JORDIS

Sanochemia Pharmazeutika AG and Vienna University of Technology, Austria

PO-308

THE REACTION OF AMIDRAZONES HYDROCHLORIDES WITH S‑TRIAZINE

M. Dobosz, M. Wujec, M. Struga

School of Medicine, Poland

PO-309

SYNTHESIS OF 3-AMINOSUBSTITUTED-4-R-Δ²-1,2,4-TRIAZOLINE-5-ONE

M. Dobosz, M. Pitucha, A. Pachuta-Stec

School of Medicine, Poland

PO-310

SYNTHESIS AND BIOLOGICAL ACTIVITY OF BIS-1,2,4-TRIAZOLE AND BIS-1,3,4-THIADIAZOLE  DERIVATIVES

Bożena Modzelewska-Banachiewicz, Edmund Pyra

School of Medicine, Poland

PO-311

SYNTHESIS OF OXOVANADIUM(IV) COMPLEXES OF HYDROXYAZINE-TYPE HETEROCYCLES AND THEIR INSULIN-MIMETIC ACTIVITIES

Akira Katoh and Hiromu Sakurai

Seikei University and Kyoto Pharmaceutical University, Japan

PO-312

SYNTHESIS OF HETEROAROMATIC KETONES CONTAINING PHENALENE NUCLEI

Masatane Kuroki and Yutaka Tsunasima

Shibaura Institute of Technology, Japan

PO-313

Debromination of vic-Dibromides with 1,5‑Dichalcogenacyclooctane Induced by Transannular Chalcogen-Chalcogen Interaction

Yutaka Takaguchi, Akira Hosokawa, Jiro Motoyoshiya, Hiromu Aoyama

Shinshu University, Ueda, Japan

PO-314

NOVEL SYNTHESIS AND STRUCTURE OF PHOSPHASUGAR DERIVATIVES

Mitsuji Yamashita, Akihiro Yabui, Miyuki Uchimura, Tomoaki Kamiya, Putta Mallikarjuna Reddy, Tatsuo Oshikawa, Laszlo Parkanayi, Jon Clardy, Tadashi Hanaya, and Hiroshi Yamamoto

Shizuoka University and Okayama University, Japan; Cornell University, USA

PO-315

A CHIRAL SYNTHESIS OF FOUR STEREOISOMERS OF 1,3-DIMETHYL-1,2,3,4-TETRAHYDROISOQUINOLINE, AN INDUCER OF PARKINSON-LIKE SYNDROME

Takehiro Sano, Shinobu Matsumoto, and Jun Toda

Showa college of Pharmaceutical Sciences, Japan

PO-316

BASICITY OF AMINOQUINAZOLINE DERIVATIVES

Wojciech Zielinski and Agnieszka Kudelko

Silesian Technical University, Poland

PO-317

NEW METHOD FOR SYNTHESIS OF 1,3-DIAZINES

Wojciech Zieliński

Silesian Technical University, Poland

PO-318

2-[1-(1-DEOXY-2,3:4,5-DI-O-ISOPROPYLIDENE-PENTITOL-1-YL)-1,2,3-TRIAZOL-4- AND -5-YL]-PYRIMIDO[1,2,3-cd]PURINE-8,10-DIONES VIA 1,3-DIPOLAR CYCLOADDITION TO 2-ETHYNYL-PYRIMIDO[1,2,3-cd]PURINE-8,10-DIONES

Ondrej Šimo, Alfonz Rybár, Juraj Alföldi

Slovak Academy of Sciences, Slovak Republic

PO-319

STEREOCONVERGENT LACTONIZATION. DIRECT ACCESS TO HOMOCHIRAL cis-4-(4-METHOXYPHENYL)-2-AMINO BUTYROLACTONES

D. Berkeš, A. Kolarovic, F. Povazanec

Slovak Technical University, Slovak Republic

PO-320

PALLADIUM-CATALYZED CARBONYLATION OF UNSATURATED (AMINO)POLYOLS

V. JÄGER, U. KAUTZ, T. GRACZA, T. HASENÖHRL, A. LIEBERKNECHT, L. REMEN, P. Szolcsanyi

Universität, Stuttgart, Germany and Slovak Technical University, Slovak Republic

PO-321

Hydrolysis of METHYLfuro[2,3-b]pyrRole-5-carboxylates

Róbert Sleziak, Alžbeta Krutošíková, Michal K. Cyranski, Tadeusz M. Krygowski

Slovak University of Technology, Slovak Republic and Warsaw University, Poland

PO-322

REACTIONS OF 2-ACETYLAMINOFURAN

Mária Bencková, Alžbeta Krutošíková, Christopher A. Ramsden

Slovak University of Technology, Slovak Republic and Keele University, UK

PO-323

REACTION PRODUCTS OF N²-PHENYL OR N²‑(4‑METHYLPHENYL)-BENZO[b]FURAN-2-CARBOXIMIDAMIDE WITH (DIACETOXYIODO)BENZENE

Alžbeta Krutošíková, Christopher A. Ramsden, and Mária Bencková

Slovak University of Technology, Slovak Republic and Keele University, UK

PO-324

ENANTIOPURE N-HETEROARYLMETHYL-5-OXOPROLINES AS SYNTHETIC INTERMEDIATES: SYNTHESIS OF HETERO[f]INDOLIZIDINES

MARCHALÍN Štefan, SZEMES Fridrich Jr DECROIX Bernard

Slovak University of Technology, Slovak Republic and Université du Havre, France

PO-325

N-(2-BENZOTHIAZOLYL)CYANOACETAMIDES AS PRECURSORS FOR SYNTHESIS OF HETEROCYCLES

Jarmila Štetinová, Rudolf Kada, Ján Leško

Slovak University of Technology, Slovak Republic

PO-326

STEREOSELECTIVITY OF CHIRAL NITRONE CYCLOADDITION

Iva Blanáriková, Juraj Kubáň, Peter Ertl, Ľubor Fišera, Volker Jäger

Slovak University of Technology, Slovak Republic and University of Stuttgart, Germany

PO-327

INTER- versus INTRAMOLECULAR NITRONE CYCLOADDITION. THE REVERSAL OF REGIOSELECTIVITY

Juraj Kubáň, Andrej Kolarovič, Ľubor Fišera, Volker Jäger

Slovak University of Technology, Slovak Republic and University of Stuttgart, Germany

PO-328

Stereoselectivity of 1,3-dipolar cycloadditions of nitrile oxides in the presence of Lewis ACIDS.

Mičúch P., Fišera Ľ., Cyranski M., Krygowski T. M., Farkaš P.

Slovak University of Technology and Food Research Institute, Slovak Republic; University Warsaw, Poland

PO-329

1,3-DIPOLAR CYCLOADDITION OF MESITYL NITRILE OXIDE CATALYZED BY LEWIS ACIDS

Róbert Fischer, Eva Jedlovská and Eva Solčániová

Slovak University of Technology and Comenius University, Slovak Republic

PO-330

SYNTHESIS OF CONDENSED PYRAZINOQUINOLINES

MILATA Viktor, SALOŇ Jozef

Slovak University of Technology, Slovak Republic

PO-331

REACTIONS OF SUBSTITUTED 3(2H)-PYRIDAZINONES WITH SELECTED ORGANOMETALLIC COMPOUNDS

Ladislav Štibrányi and Jozefína Žúžiová

Slovak University of Technology, Slovak Republic

PO-332

SYNTHESIS OF NEW TYPES OF CHIRAL MALEIMIDES.

Vladimír Ondruš, Vladimír Bradáč and Ľubor Fišera

Slovak University of Technology, Slovak Republic

PO-333

SYNTHESIS OF SOME NEW FUSED/SPIRO OF BENZOINDOLE DERIVATIVES AND THEIR BIOLOGICAL ACTIVITY

H.A.Soleiman, A.K.Khalafalla, and Hani M.A.Abdelzaher