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HETEROCYCLES
An International Journal for Reviews and Communications in Heterocyclic ChemistryWeb Edition ISSN: 1881-0942
Published online by The Japan Institute of Heterocyclic Chemistry
Regular Issue
Vol. 24, No. 1, 1986
Published online:
■ Asymmetric Syntheses of Optically Active Azetidinones Utilizing Chiral Five-memberd Heterocycles
Yoshimitsu Nagao, Toshio Kumagai, Sachiko Takao, Yuichi Hagiwara, Takao Abe, Masahito Ochiai, Eiichi Fujita, Tooru Taga, Sakae Aoyagi, Yunosuke Nagase, and Yoshinori Inoue
*Institute for Chemical Research, Kyoto University, Uji, Kyoto 611-0011, Japan
Published online:
■ Study on the Synthesis of Neosurugatoxine
Hiotshi Ishida, Atsuhiro Inaba, and Takuo Kosuge
*Shizuoka College of Pharmacy, 2-2-1, Oshika, Shizuoka-shi, 442 Shizuoka, Japan
Published online:
■ New Approaches to Syntheses of Pyridine and Pyridone Nucleus — Synthesis of Acromelic Acid A, a Toxic Principle of Clitocybe acromelalga
Katsuhiro Konno, Kimiko Hashimoto, Yasufumi Ohfune, Haruhisa Shirahama, and Takeshi Matsumoto
*Suntory Institute for Biochemical Research, Suntory Co. Ltd., 1-1-1, Wakayamadai, Shimamotocho, Mishimagun, Osaka 618-0024, Japan
Published online:
■ Synthetic Studies on an Antitumor Antibiotic Bleomycin. A Synthetic Analogue Equivalent to Bleomycin in Activating Molecular Oxygen
Atsushi Kittaka, Yuichi Sugano, Masami Ohtsuka, Yukio Sugiura, Hamao Umezawa, and Masaji Ohno
*Faculty of Pharmaceutical Sciences, University of Tokyo, Hongo, Bunkyo-ku, Tokyo 113, Japan
Published online:
■ Flash Vacuum Pyrolysis of Pyridine N-Oxides
Yoshikuni Itoh, Akio Ohsawa, and Hiroshi Igeta
*School of Pharmaceutical Sciences, Showa University, 1-5-8 Hatanodai, Shinagawa-ku, Tokyo 142-8555, Japan
Published online:
■ Reactions of Pyridine Derivatives Bearing Sulfer Functional Groups with Nucleophiles
Naomichi Furukawa, Masayuki Tsuruoka, Tadao Shibutani, and Hisashi Fujihara
*Department of Chemistry, University of Tsukuba, 1-1-1 Ten-nodai, Tsukuba-shi, Ibaraki, 305-8571, Japan
Published online:
■ Stereoselective Preparation of 2-Alkynylpyridines from α-Silyl Carbanion and Their Biological Activities
Takeo Konakahara, Michio Butsugan, Norisuke Nishiyama, and Kenji Sato
*Department of Industrial Chemistry, Faculty of Science and Technology, Science University of Tokyo, 2641 Yamazaki, Noda, Chiba 278-8510, Japan
Published online:
■ Synthesis and Reactions of 3-Substituted Isoindolenones from o-Cyanobenzaldehyde
Ryu Sato, Toshihide Senzaki, Takehiko Goto, and Minoru Saito
*Department of Applied Chemistry, Faculty of Engineering, Iwate University, 4-3-5 Ueda, Morioka, Iwate 020-8551, Japan
Published online:
■ Acylation of Ethyl Indole-2-carboxylate
Yasuoki Murakami, Masanobu Tani, Sadao Ito, and Yuusaku Yokoyama
*School of Pharmaceutical Sciences, Toho University, 2-2-1, Miyama, Funabashi, Chiba 274-8510, Japan
Published online:
■ A New Synthetic Method of 5-, 6-, and/or 7-Alkyl-substituted Indoles
Hideaki Muratake and Mitsutaka Natsume
*Research Foundation Itsuu Laboratory, 2-28-10 Tamagawa, Setagaya-ku, Tokyo 158, Japan
Published online:
■ Stereoisomeric Effect in Electron Impact Reaction (EI/MS) of Compounds Having Sulfer Containing Ring (Dithiolate and Dithiane)
Tetsuichi Shibata, Tamiko Ohkura, and Seiichi Inayama
*Pharmaceutical Institute, School of Medicine, Keio University, Shinanomachi 35, Shinjuku, Tokyo 160-0016, Japan
Published online:
■ Reassignments of the C=C and C=O Stretching Vibrations in Six-membered α,β-Unsaturated Lactams
Tozo Fujii, Yukimi Takai, Masashi Ohba, and Hiroshi Kogen
*Faculty of Pharmaceutical Scicences, Kanazawa University, 13-1 Takara-machi, Kanazawa 920-0934, Japan
Published online:
■ Syntheses and Reactions of Dialkyl(heteroaryl)boranes and Related Compounds
Masanao Terashima, Machiko Kamada, Izumi Oda, Kazuyuki Kamata, and Minoru Ishikira
*Faculty of Pharmaceutical Scicences, Higashinihonngakuen University, 1757 Kanazawa, Toubetu-cho, Ishikari-gun, Hokkaodo 061-0212, Japan
Published online:
■ Introduction of the C-Substituted into the N-Heteroaromatic Rings Using Alkyl- and Arylmetals
Akihiro Ohta, Tokuhiro Watanabe, and Masakatsu Ohta
*Tokyo University of Pharmacy and Life Science, 1432-1 Horinouchi, Hachioji, Tokyo 192-0392, Japan
Published online:
■ Nitration of 5,6,7,8-Tetrahydro-5,8-methanoisoquinoline N-oxide with Other Aromatic Substitutions. Effects of Norbornene Ring on Chemical and Biological Reactivities
Tadashi Irie, Hiroshi Tanida, Yoshiharu Wakisaka, Masami Doteuchi, and Yasunobu Ishihara
*Shionogi Research Laboratories, Shionogi & Co. Ltd., Fukushima-ku, Osaka 553-0002, Japan
Published online:
■ A Definite Evidence on the Ambivalent Azomethine Ylide Intermediates Resulted by the Silicon-carbon Bond Cleavege
Nobuyuki Imai, Yoshiyasu Terao, and Kazuo Achiwa
*Schol of Pharmaceutical Sciences, University of Shizuoka, 52-1 Yada, Shizuoka 422-8526, Japan
Published online:
■ Chemical Modification of Bacteriorhodopsin: Remarkable Red Shifts of Pyrrole Polyenal Protonated Schiff Bases and Reconstruction of a Bacteriorhodopsin Analog by the Use of a Pyrrole Polyenal
Haru Ogawa, Yukihiro Noguchi, Kiyomi Omura, Taiji Imoto, Yujiro Sakuragi, Hidefumi Kato, Izumi Miyamoto, Yoichi Taniguchi, Yasuyoshi Nogami, and Toshitaka Koga
*Faculty of Pharmaceutical Sciences, Kyushu University, 3-1-1 Maidashi, Higashi-ku, Fukuoka 812-8582, Japan
Published online:
■ Synthesis and Properties of Novel Flavin-linked Porphyrin
Jun Takeda, Shigeru Ohta, and Masaaki Hirobe
*Faculty of Pharmaceutical Sciences, University of Tokyo, Hongo, Bunkyo-ku, Tokyo 113, Japan
Published online:
■ Synthesis and Properties of Water-soluble Bis-paracyclophanes
Chung-Fang Lai, Kazunori Odashima, and Kenji Koga
*Faculty of Pharmaceutical Sciences, University of Tokyo, Hongo, Bunkyo-ku, Tokyo 113, Japan
Published online:
■ The Reactions of Asymmetric Tertiary Amines with Electrophilic Reagents
Toshio Takayama and Shinsaku Shiraishi
*Institute of Industrial Science, The University of Tokyo, 7-22-1 Roppongi, Minato-ku, Tokyo 106, Japan
Published online:
■ Synthesis of 1,4-Dihetero Seven-membered Rings Using Valence Bond Isomerization of Tricycloheptane Systems
Jyoji Kurita, Kuniyoshi Iwata, Hiroichi Sakai, and Takashi Tsuchiya
*School of Pharmacy, Hokuriku University, 3-Ho, Kanagawa machi, Kanazawa 920-1181, Japan
Published online:
■ The Synthesis of Azatropolones and Azatropones and Their Chemical Properties
Takehiro Sano, Yoshie Horiguchi, and Yoshisuke Tsuda
*Showa Pharmaceutical University, 3-3165, Higashi-tamagawagakuen, Machida, Tokyo 194-8543, Japan
Published online:
■ Electrophilic Aromatic Substitution with N-Alkoxy-N-acylnitrenium Ions
Masami Kawase, Takahiro Kitamura, and Yasuo Kikugawa
*Faculty of Pharmaceutical Sciences, Josai University, 1-1 Keyakidai, Sakado, Saitama 350-0295, Japan
Published online:
■ Synthesis of N-Heterocycles through N-Acyliminium Ion and N-Acyliminium Radical Intermediates
Shinzo Kano, Yoko Yuasa, Tsutomu Yokomatsu, and Shiroshi Shibuya
*School of Pharmacy, Tokyo University of Pharmacy and Life Science, 1432-1 Horinouchi, Hachioji, Tokyo 192-0392, Japan
Published online:
■ Novel Synthetic Method of Tobacco Alkaloids: Formation of N,α-Dilithiated N-Pyridylmethylbenzamides and the Reaction with Dielectrophiles
Kosei Ohno, Hiroko Ishikawa, Noriko Kinjo, and Minoru Machida
*Faculty of Pharmaceutical Sciences, Health Sciences University of Hokkaido, Ishikari-Tobetsu, Hokkaido 061-0293, Japan
Published online:
■ Synthetic Study of Salinomycin (Synthesis of C18-C29 Fragment)
Kiyoshi Horita, Satoshi Nagato, Yuji Oikawa, and Osamu Yonematsu
*Faculty of Pharmaceutical Sciences, Hokkaido University, Kita 12 Nishi 6, Kita-ku, Sapporo, Hokkaido 060-0812, Japan
Published online:
■ Studies on Benzo[g]cycl[3.2.2]azine Derivatives
Hiromi Gotou, Yukio Oniyama, Takeharu Michioka, Yoshinori Tominaga, and Yoshiro Matsuda
*Faculty of Pharmaceutical Sciences, Nagasaki University, 1-14, Bunkyo-machi, Nagasaki 852-8521, Japan
Published online:
■ 3-Methylbenzothiazolines as a New Protected Form for the Carbonyl Function and Related Reactions Utilizing Them
Hidenori Chikashita, Shunichiro Komazawa, and Kazuyoshi Itoh
*Department of Applied Chemistry, Faculty of Engineering, Kansai University, Suita, Osaka 564-8680, Japan
Published online:
■ Cyclization Reactions of Hydrazones Induced by Isocyanates
Yuzuru Sanemitsu and Yoshinori Nakayama
*Research Department, Sumitomo Chemical Co. Ltd., 4-2-1, Takatsukasa, Takarazuka, Hyogo, Japan
Published online:
■ Some Cyclization Reactions in the Nitrosation of Urea Derivatives
Makoto Miyahara and Shozo Kamiya
*National Institute of Hygienic Sciences, 1-18-1, Kamiyoga, Setagaya, Tokyo 158-8501, Japan