Volume 19; Issue 12

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Chemistry Letters
Volume 19; Issue 12

Chemistry Letters

Volume 19; Issue 12

1

Stereoselective Synthesis of Novel Thromboxane A 2 Receptor Antagonists via Stereoselective 1-Azadiene Isomerization

Sugaya, Toru, Kato, Nobuyuki, Tomioka, Shinji, Tamaki, Kentaro

Journal:

Chemistry Letters

Year:

1990

File:

PDF, 248 KB

1990

2

Synthesis of Highly Coheterotactic Poly(Methyl Methacrylate- alt -Styrene)

Gotoh, Yaeko, Iihara, Tadashi, Kanai, Naokuni, Toshima, Naoki, Hirai, Hidefumi

Journal:

Chemistry Letters

Year:

1990

File:

PDF, 359 KB

1990

3

Catalytic Beckmann Rearrangement of Oximes in Homogeneous Liquid Phase

Journal:

Chemistry Letters

Year:

1990

File:

PDF, 380 KB

1990

4

The Structure of a Germacrane-Type Sesquiterpene Alcohol, a Possible Precursor of Guaiane-Type Sesquiterpenes from the Brown Alga Dictyopteris divaricata

Suzuki, Minoru, Kowata, Nobuhiko, Kobayashi, Hirokazu, Tanaka, Isao

Journal:

Chemistry Letters

Year:

1990

File:

PDF, 353 KB

1990

5

Methyl Group Can Stabilize Carbocations

Oki, Michinori, Taguchi, Yasushi, Toyota, Shinji, Yonemoto, Katsumi, Yamamoto, Gaku

Journal:

Chemistry Letters

Year:

1990

File:

PDF, 382 KB

1990

6

A New Fused-Ring Conjugated Polymer. Di(polydiacetylene)

Okada, Shuji, Matsuda, Hiro, Masaki, Atsushi, Nakanishi, Hachiro, Hayamizu, Kikuko

Journal:

Chemistry Letters

Year:

1990

File:

PDF, 260 KB

1990

7

Synthesis of a Widely Conjugated, Substituted Polyacetylene from 1- t -Butyldiphenylsilyl-1,3-butadiyne

Yamaguchi, Masahiko, Torisu, Kazuhiko, Hiraki, Ken-ichi, Minami, Toru

Journal:

Chemistry Letters

Year:

1990

File:

PDF, 230 KB

1990

8

C-1,C-2 Stereospecific Rearrangements of Aldohexoses by Calcium Ion in Basic Solution

Yanagihara, Ryoji, Osanai, Shuichi, Yoshikawa, Sadao

Journal:

Chemistry Letters

Year:

1990

File:

PDF, 330 KB

1990

9

A Novel Photocyclization Reaction of Lysine–Anthraquinone Molecules

Maruyama, Kazuhiro, Hashimoto, Masakazu, Tamiaki, Hitoshi

Journal:

Chemistry Letters

Year:

1990

File:

PDF, 219 KB

1990

10

Facile Synthesis of Group 4–6 Transition Metal Phenoxides and X-Ray Structures of TiCl 2 [O-2,6-(CH 3 ) 2 C 6 H 3 ] 2 (THF) 2 and NbCl 3 [O-2,6-(CH 3 ) 2 C 6 H 3 ] 2 (THF)

Kanehisa, Nobuko, Kai, Yasushi, Kasai, Nobutami, Yasuda, Hajime, Nakayama, Yuushou, Takei, Kazuo, Nakamura, Akira

Journal:

Chemistry Letters

Year:

1990

File:

PDF, 429 KB

1990

11

Litophynin D and E, Two New Diterpenoids from a Soft Coral Litophyton sp.

Ochi, Masamitsu, Yamada, Koji, Futatsugi, Kensuke, Kotsuki, Hiyoshizo, Shibata, Kozo

Journal:

Chemistry Letters

Year:

1990

File:

PDF, 371 KB

1990

12

Photoalkylation of Pyrylium Salt with Group 14 Metal-Carbon σ Donors via Electron Transfer

Kyushin, Soichiro, Nakadaira, Yasuhiro, Ohashi, Mamoru

Journal:

Chemistry Letters

Year:

1990

File:

PDF, 356 KB

1990

13

C–N Bond Atropisomerism of 1-(2,4-Dimethyl-3-pentyl)cyclohepta[ b ]pyrrol-2(1 H )-one

Takeshita, Hitoshi, Mori, Akira, Ikeda, Yukari, Kato, Nobuo

Journal:

Chemistry Letters

Year:

1990

File:

PDF, 207 KB

1990

14

A Convenient and Versatile Route for the Stereoselective Synthesis of Monosaccharides via Key Chiral Synthons Prepared from Achiral Sources

Mukaiyama, Teruaki, Shiina, Isamu, Kobayashi, Shu

Journal:

Chemistry Letters

Year:

1990

File:

PDF, 352 KB

1990

15

Novel Construction of 4H-2,3-Dihydro-1,3-benzothiazine Ring via Nickel(0)-Catalyzed Reaction of o -Iodobenzamide or o -Iodobenzonitrile with Thioureas

Takagi, Kentaro

Journal:

Chemistry Letters

Year:

1990

File:

PDF, 201 KB

1990

16

Butyllithium-Induced Syn β-Elimination of 2-Arylalkyl p -Toluenesulfonates

Shimizu, Nobujiro, Sakai, Makoto, Tsuno, Yuho

Journal:

Chemistry Letters

Year:

1990

File:

PDF, 185 KB

1990

17

Modified Cyclodextrin System for Controlling Photosensitized Reduction of Viologen by Guests

Du, Yi-qun, Harada, Takaoki, Nakamura, Asao, Ueno, Akihiko, Toda, Fujio

Journal:

Chemistry Letters

Year:

1990

File:

PDF, 426 KB

1990

18

EXAFS Study on Chloranilate Complexes of Lanthanoid(III)

Sudoh, Susumu, Miyanaga, Takafumi, Ohta, Shigehiro, Nagao, Yoshitaka, Katagiri, Shigeyoshi

Journal:

Chemistry Letters

Year:

1990

File:

PDF, 287 KB

1990

19

Decomposition of Freon-12 and Methyl Chloride over Supported Gold Catalysts

Aida, Takashi, Higuchi, Reiji, Niiyama, Hiroo

Journal:

Chemistry Letters

Year:

1990

File:

PDF, 359 KB

1990

20

Porphyrins Coupled with Nucleoside Bases. Synthesis and Characterization of Adenine- and Thymine-Porphyrin Derivatives

Hisatome, Masao, Maruyama, Noriaki, Furutera, Tetsuo, Ishikawa, Tomoyasu, Yamakawa, Koji

Journal:

Chemistry Letters

Year:

1990

File:

PDF, 366 KB

1990

21

Preparation of the Intracavity-grade Thin Film Using an Optically Nonlinear Organic Compound for the Pulsed Laser Light Compression

Hiraga, Takashi, Yamashita, Mikio, Torizuka, Kenji, Moriya, Tetsuo

Journal:

Chemistry Letters

Year:

1990

File:

PDF, 458 KB

1990

22

Reaction of Dimethylzirconocene with Alkylmagnesium Halides as a Potentially General Method for Preparing Zirconocene-Alkene Complexes

Takahashi, Tamotsu, Nitto, Yu, Seki, Takashi, Saburi, Masahiko, Negishi, Ei-ichi

Journal:

Chemistry Letters

Year:

1990

File:

PDF, 341 KB

1990

23

Benzenetellurinic Mixed Anhydrides as Mild Oxidizing Agents

Fukumoto, Takahiro, Matsuki, Toshiaki, Hu, Nan Xing, Aso, Yoshio, Otsubo, Tetsuo, Ogura, Fumio

Journal:

Chemistry Letters

Year:

1990

File:

PDF, 328 KB

1990

24

Thermodynamic Stabilities of Phenonium Ions in the Gas Phase

Mishima, Masaaki, Tsuno, Yuho, Fujio, Mizue

Journal:

Chemistry Letters

Year:

1990

File:

PDF, 435 KB

1990

25

Substituent Effect on the Gas Phase Basicity of α,α,α-Trifluoroacetophenone. Intrinsic Nature of Resonance Demand

Mishima, Masaaki, Tsuno, Yuho, Fujio, Mizue

Journal:

Chemistry Letters

Year:

1990

File:

PDF, 400 KB

1990

26

One-step Formation of Acetone from Propene and Water on Ultrastable Y-type Zeolite Catalyst

Mori, Hiroshi, Ueno, Hisashi, Mizuno, Noritaka, Yahiro, Hidenori, Iwamoto, Masakazu

Journal:

Chemistry Letters

Year:

1990

File:

PDF, 240 KB

1990

27

Synthetic Approach for (+)-Africanol

Sugimura, Takashi, Futagawa, Tohru, Tai, Akira

Journal:

Chemistry Letters

Year:

1990

File:

PDF, 294 KB

1990

28

Remarkable Dispersion Effect of TiO 2 Catalyst on Silica Support in Propene–Deuterium Addition and Exchange Reaction

Naito, Shuichi, Tanimoto, Mitsutoshi

Journal:

Chemistry Letters

Year:

1990

File:

PDF, 434 KB

1990

29

Thermal and Nickel-catalyzed Dimerization of Hexapentaene. Synthesis of Two [4]Radialenes with Planar, Stable Cyclobutadiene-like Geometry

Iyoda, Masahiko, Oda, Masaji, Kai, Yasushi, Kanehisa, Nobuko, Kasai, Nobutami

Journal:

Chemistry Letters

Year:

1990

File:

PDF, 401 KB

1990

30

Crystallographic Approach to the Origin of “Syn-Effect”

Inomata, Katsuhiko, Hirata, Takaki, Sasada, Yoshihiro, Asada, Takahiro, Senda, Hitoshi, Kinoshita, Hideki

Journal:

Chemistry Letters

Year:

1990

File:

PDF, 445 KB

1990

31

A Novel Electrochemical Quantification Method for Trans/Cis Interconversion of Azo Compounds in a Solid Monolayer Film

Liu, Zhong-Fan, Hashimoto, Kazuhiko, Fujishima, Akira

Journal:

Chemistry Letters

Year:

1990

File:

PDF, 407 KB

1990

32

Preparation of Sterically Protected 3,4-Bis(phosphinidene)cyclobutenes and Their Isomerism

Yoshifuji, Masaaki, Toyota, Kozo, Murayama, Michiko, Yoshimura, Hideki, Okamoto, Akihiro, Hirotsu, Ken, Nagase, Sigeru

Journal:

Chemistry Letters

Year:

1990

File:

PDF, 494 KB

1990

33

Electrochemical Property and Formation of the Cation Radical and Dication of Dinaphtho[1,8- b , c ]-1,5-dithiocin

Fujihara, Hisashi, Chiu, Jer-Jye, Furukawa, Naomichi

Journal:

Chemistry Letters

Year:

1990

File:

PDF, 467 KB

1990

34

Enantioselective Inclusion Behavior of Monosubstituted Cyclodextrins with Guest-Induced Substituent Movement

Takahashi, Keiko, Ohtsuka, Yutaka, Hattori, Kenjiro

Journal:

Chemistry Letters

Year:

1990

File:

PDF, 383 KB

1990

35

An Effective Activation of O -Trimethylsilyl Monothioacetal under Extremely Mild Conditions Using a Novel Catalyst System, Trimethylsilyl Chloride and Indium(III) Chloride

Mukaiyama, Teruaki, Ohno, Takashi, Nishimura, Takashi, Han, Jeong Sik, Kobayashi, Shu

Journal:

Chemistry Letters

Year:

1990

File:

PDF, 335 KB

1990

36

Direct Optical Resolution of 2,2′-Dihydroxy-1,1′-binaphthy

Kawashima, Masatoshi, Hirayama, Akihisa

Journal:

Chemistry Letters

Year:

1990

File:

PDF, 167 KB

1990

37

Bicycloannulation of C=N Double Bonds through Organotin-Aided Three Component Coupling. A Short and Stereoselective Synthesis of (±)- allo -Berbane and (±)- allo -Yohimbane Systems

Yamaguchi, Ryohei, Hamasaki, Takashi, Utimoto, Kiitiro, Kozima, Sinpei, Takaya, Hidemasa

Journal:

Chemistry Letters

Year:

1990

File:

PDF, 401 KB

1990

38

Preparation of a Thermally Stable Polymer Solid Electrolyte Using Poly(parabanic acid) Matrix

Kanbara, Takaki, Inami, Minoru, Yamamoto, Takakazu, Nishikata, Atsushi, Tsuru, Toru

Journal:

Chemistry Letters

Year:

1990

File:

PDF, 319 KB

1990

39

Regio- and Stereo-controlled Cyclopropanation of Unsaturated Enol Ether

Sugimura, Takashi, Futagawa, Tohru, Tai, Akira

Journal:

Chemistry Letters

Year:

1990

File:

PDF, 297 KB

1990

40

Photochemical Reactions of 1,1-Diphenylpolycyanocyclopropanes in the Presence of Amines. Formal Extrusion of Dicyanomethylene

Tomioka, Hideo, Kanda, Masahiko

Journal:

Chemistry Letters

Year:

1990

File:

PDF, 352 KB

1990

41

Synthesis and Lithiation of Monosilylated 1,3,5,7-Octatetrayne

Yamaguchi, Masahiko, Torisu, Kazuhiko, Nakamura, Shigeo, Minami, Toru

Journal:

Chemistry Letters

Year:

1990

File:

PDF, 211 KB

1990

42

Selective Coupling of Non-Activated Olefins with Ethyl Cyanoacetate by Mn 3+ -Mediated Anodic Oxidation

Shundo, Ryushi, Nishiguchi, Ikuzo, Matsubara, Yoshiharu, Hirashima, Tsuneaki

Journal:

Chemistry Letters

Year:

1990

File:

PDF, 343 KB

1990

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