Volume 21; Issue 9

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Chemistry Letters
Volume 21; Issue 9

Chemistry Letters

Volume 21; Issue 9

1

Direct Determination for the pK a Values of Radical Cations of NADH Analogues

Fukuzumi, Shunichi, Tokuda, Yoshihiro

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 394 KB

1992

2

A Facile Preparative Method of C-Nucleosides

Togo, Hideo, Ishigami, Sachiko, Yokoyama, Masataka

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 307 KB

1992

3

ZnBr 2 -catalyzed Stereospecific 1,4-Elimination of 1-Methoxymethyl-2-(trimethylsilylmethyl)cyclobutanes. Stereoselective Preparation of 1,1,5-Trisubstituted ( E )- and ( Z )-1,5-Dienes

Fujiwara, Tooru, Suda, Atsushi, Takeda, Takeshi

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 399 KB

1992

4

A Useful Palladium Catalyst for Addition of Ge–Ge Bonds to Alkynes

Mochida, Kunio, Hodota, Chikako, Yamashita, Hiroshi, Tanaka, Masato

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 356 KB

1992

5

DNA Strand Scissions by Hydroxamic Acids-Copper(II) Ion under Aerobic Conditions

Hashimoto, Shigeki, Yamashita, Rinichi, Nakamura, Yushin

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 389 KB

1992

6

The Origin of the ESR Signal of C 60 Seen in the Powder and in Benzene Solution. The Indication of the Reaction of C 60 with Oxygen Induced by Photoexcitation

Kawata, Satoshi, Yamauchi, Kotaro, Suzuki, Shinzo, Kikuchi, Koichi, Shiromaru, Haruo, Katada, Motomi, Saito, Kazuya, Ikemoto, Isao, Achiba, Yohji

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 361 KB

1992

7

Alkylation of Heteroaromatic Bases with Diphenylselenium Diacyloxylate

Togo, Hideo, Miyagawa, Nobukazu, Yokoyama, Masataka

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 256 KB

1992

8

An Efficient Catalytic Friedel-Crafts Acylation Reaction of Equimolar Amounts of Aromatic Compounds and Free Carboxylic Acids or Their Trimethylsilylesters via Mixed Anhydrides

Mukaiyama, Teruaki, Suzuki, Kaoru

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 357 KB

1992

9

Preparation and Structural Characterization of Cationic Dinuclear Ruthenium(II) — Thiolate Complexes, [Ru 2 (SPh) 3 (η 6 - p -cymene) 2 ]Y (Y = Cl and PF 6 )

Mashima, Kazushi, Mikami, Aki, Nakamura, Akira

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 437 KB

1992

10

Unusual Diastereofacial Selectivity in the Michael Addition Reactions of Lithiated 2-Aminoacetates and -acetamides to α,β-Unsaturated Carbonyl Compounds

Kanemasa, Shuji, Nomura, Masafumi, Taguchi, Yasuhisa

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 462 KB

1992

11

Probing Behavior of 1-Pyrenylalanine for Interaction of Two α-Helices Anchored on a Bipyridyl Group

Mihara, Hisakazu, Nishino, Norikazu, Fujimoto, Tsutomu

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 452 KB

1992

12

Strong Dichroism of π-Conjugated Poly(2,2′-bipyridine-5,5′-diyl) and Poly(pyridine-5,2-diylthiophene-2,5-diyl) in Stretched Poly(vinyl alcohol) Film

Maruyama, Tsukasa, Kubota, Kenji, Yamamoto, Takakazu

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 346 KB

1992

13

A Controlled Synthesis of 9α-Methyl- and 9α-Cyanoisocarbacyclins

Hashimoto, Shun-ichi, Suzuki, Atsushi, Shinoda, Tomohiro, Miyazaki, Yoji, Ikegami, Shiro

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 492 KB

1992

14

A Novel Thermo-Sensitive Polymer. Poly(2- iso -propyl-2-oxazoline)

Uyama, Hiroshi, Kobayashi, Shiro

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 328 KB

1992

15

The Effect of Cation on Kinetic Properties of Chloroaluminate Anions. 27 Al NMR in Dialkylimidazolium Chloride-AlCl 3 and LiCl-AlCl 3 Melts

Ichikawa, Kazuhiko, Izumi, Mitsunori, Jin, Takashi, Matsumoto, Toshiyuki

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 345 KB

1992

16

A Novel Synthesis of 3-Thietanols by Reactions of 2-(1-Haloalkyl)oxiranes with Monothiocarbamic Acid Salts

Karikomi, Michinori, Narabu, Shin-ichi, Yoshida, Masaaki, Toda, Takashi

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 326 KB

1992

17

Syntheses of Naphthoquinone Methide-type Near-IR Color Formers

Kubo, Yuji, Kotani, Kyoichi, Yoshida, Katsuhira

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 203 KB

1992

18

Preparation of Surface-modified CdS Microcrystallites. Enhancement of Solubility in Alcohols by Capping with Pentafluorothiophenol

Ogata, Tomoyuki, Hosokawa, Hiroji, Oshiro, Tatsuhiko, Wada, Yuji, Sakata, Takao, Mori, Hirotaro, Yanagida, Shozo

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 513 KB

1992

19

A Remarkable Sensitivity of CaO-loaded In 2 O 3 Element to CO 2 Gas in the Presence of Water Vapor

Mizuno, Noritaka, Kato, Kazuyoshi, Yoshioka, Tetsunori, Iwamoto, Masakazu

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 224 KB

1992

20

Monohalogenation of Zirconacyclopentane Complexes via Alkylalkoxyzirconocene

Takahashi, Tamotsu, Aoyagi, Koichiro, Hara, Ryuichiro, Suzuki, Noriyuki

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 351 KB

1992

21

Photolysis and Photopolymerization of Novel Organic Peroxides Having a Benzophenone Chromophore

Suyama, Shuji, Higuchi, Yoshiki, Kumura, Hiromi

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 304 KB

1992

22

Structure Elucidation of Oxygenated Sterols from Eggs of Sea Hare, Aplysia Juliana

Yamaguchi, Yoshihiro, Nakanishi, Yukio, Shimokawa, Teruyuki, Hashiguchi, Shigeru, Hayashi, Akira

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 260 KB

1992

23

Electrochemical Methane Activation to C 2 -Hydrocarbons Using Protonic Conductor

Hibino, Takashi, Hamakawa, Satoshi, Iwahara, Hiroyasu

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 181 KB

1992

24

Regioselective Thermal Cyclization of N-Aryl-4-chloro-1-aza-1,3-butadiene Derivatives. A Short and Efficient Synthesis of Dibenz[c,h]acridines

Kar, Gandhi Kumar, Sami, Izhar, Ray, Jayanta Kumar

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 286 KB

1992

25

Crystal Engineering and Substituent Effect of Hindered Phenols for SHG Materials

Takagi, Koichi, Mizuno, Akira, Kubata, Michiru, Mizoguchi, Akira, Furushow, Masaru, Matsuoka, Masaru

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 361 KB

1992

26

Dependence of the Lewis Acid-induced Reaction of β-Stannyl Ketones upon Substitution Pattern. 1,2-Alkyl Migration versus Cyclopropanation

Fujiwara, Jun, Yamamoto, Taro, Sato, Tadashi

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 550 KB

1992

27

Copper-Ion Responsive Chemical Bimetal

Yamada, Takeshi

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 235 KB

1992

28

A Simple Synthesis of Pure 2-Aminotroponimine, the Nitrogen Analogue of Tropolone

Machiguchi, Takahisa, Takeno, Tetsumi, Hasegawa, Toshio, Kimura, Yoshiyasu

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 250 KB

1992

29

Preparation and Isolation of an Exceptionally Persistent Nitrogen-centered Free Radical. N -[(4-Nitrophenyl)thio]-2.7-di- t -butyl-1-pyrenylaminyl

Miura, Yozo, Yamano, Eiji, Tanaka, Akio, Ogo, Yoshiaki

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 363 KB

1992

30

Synthesis of Asperuloside Aglucon Silyl Ether and Garjasmine from (+)-Genipin via Gardenoside Aglucon Disilyl Ether as a Common Intermediate

Nakatani, Kazuhiko, Hiraishi, Atsushi, Han, Qingjun, Isoe, Sachihiko

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 408 KB

1992

31

Mechanical and Optical Anisotropies of Nematic and Cholesteric Hydrogels of Poly(L-glutamic acid)

Matsuoka, Yoshiki, Kishi, Ryoichi, Sisido, Masahiko

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 391 KB

1992

32

Anaerobic Biodegradability of Water-Soluble High Molecular Weight Polycarboxylate by River Sediments

Matsumura, Shuichi, Shimokobe, Hisaki

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 418 KB

1992

33

Synthesis of Deeply Colored Soluble Polyacetylenes from 1-Ethynylnaphthalene and 3,6-Dibutyl-9-ethynylphenanthrene

Yamaguchi, Masahiko, Hirama, Masahiro, Nishihara, Hiroshi

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 221 KB

1992

34

The X-Ray Crystal Structure of a Charge-transfer Complex Derived from a Non-planar, Bulky, and Conformationally Flexible Donor Compound

Hayashi, Naoto, Mazaki, Yasuhiro, Kobayashi, Keiji

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 387 KB

1992

35

Synthesis of Cyclotetragermanes of the Type of [R(Ph)Ge] 4 and Conversion to [R(Cl)Ge] 4 . The First Functionalized Cyclotetragermanes

Sekiguchi, Akira, Yatabe, Tetsuo, Naito, Hiroyoshi, Kabuto, Chizuko, Sakurai, Hideki

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 455 KB

1992

36

C(9)-C Bonds of 10-Methyl-9-alkyl-9,10-dihydroacridines Acting Like Metal-Carbon Bonds in the Reactions with Electrophiles

Fukuzumi, Shunichi, Tokuda, Yoshihiro, Fujita, Morifumi, Otera, Junzo, Chanon, Michel, Rajzmann, Michel, Thomas, Phillipe

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 390 KB

1992

37

Three-Layer Organic Solar Cell

Shichiri, Tokushige, Suezaki, Minoru, Inoue, Takeshi

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 452 KB

1992

38

Hydrogenation of Alkyne Using Palladium-Zeolite Coupled with Diphenyldiethoxysilane

Kuno, Hideyuki, Shibagaki, Makoto, Takahashi, Kyoko, Honda, Ichiro, Matsushita, Hajime

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 147 KB

1992

39

Antioxidant Activities of α-Tocopherol and Hydroxycarbazole against Lipid Peroxidation in Homogeneous Solution and in Liposomal Membranes

Iwatsuki, Misato, Niki, Etsuo, Kato, Shinichiro, Nishikori, Koji

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 351 KB

1992

40

A New and Efficient Method for the Preparation of S -Phenyl Carbothioates via Mixed Anhydrides Using Active Titanium(IV) Salts

Mukaiyama, Teruaki, Miyashita, Mitsutomo, Shiina, Isamu

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 354 KB

1992

41

Photoregulation of Tilt Angle of Nematic Liquid Crystals by Azobenzene Layers

Sakuragi, Masako, Tamaki, Takashi, Seki, Takahiro, Suzuki, Yasuzo, Kawanishi, Yuji, Ichimura, Kunihiro

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 403 KB

1992

42

Preferential Exhibition of Smectic A Phase through Intramolecular Hydrogen Bonding in 2-Amino-5-phenyltropone Liquid Crystals

Mori, Akira, Katahira, Kouki, Kida, Katsuhiko, Takeshita, Hitoshi

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 333 KB

1992

43

Heterocyclic Betaines. Imidazolium Benzimidazolate Inner Salts with a Vinylene and Oxoethylene Interannular Linkages

Alcalde, Ermitas, Pérez-Garcia, Lluïsa, Pons, Josep M., Roca, Tomás

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 385 KB

1992

44

Electroactivity Change of Electropolymerized Polypyrrole/Polystyrenesulfonate Composite Film in Some Organic Electrolytes

Osaka, Tetsuya, Momma, Toshiyuki, Nishimura, Ken

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 359 KB

1992

45

Glucose Sensitivity of Poly(mercapto-p-benzoquinone) Films Containing Immobilized Glucose Oxidase

Arai, Gorou, Masuda, Miwako, Yasumori, Iwao

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 305 KB

1992

46

A Hybrid of Amphiphilic α-Helical Peptides and meso -Tetra(α,α,α,α- o -carboxyphenyl)porphyrin. Membrane-Penetrating Porphyrin-4α-Helix Artificial Protein

Mihara, Hisakazu, Nishino, Norikazu, Hasegawa, Ryuji, Fujimoto, Tsutomu

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 466 KB

1992

47

Design of a Hybrid of Two α-Helix Peptides and Ruthenium Trisbipyridine Complex for Photo-induced Electron Transfer System in Bilayer Membrane

Mihara, Hisakazu, Nishino, Norikazu, Hasegawa, Ryuji, Fujimoto, Tsutomu, Usui, Satoshi, Ishida, Hitoshi, Ohkubo, Katsutoshi

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 463 KB

1992

48

Novel Bis(triphenylphosphine)platinum(II) Complexes Containing a Thiourea or a 1,3-Diethylthiourea Dianion as an N,S-Chelating Ligand

Okeya, Seichi, Fujiwara, Yasuko, Kawashima, Setsuko, Hayashi, Yoshihito, Isobe, Kiyoshi, Nakamura, Yukio, Shimomura, Hiroshi, Kushi, Yoshihiko

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 421 KB

1992

49

Cooperative Binding of Adenine via Complementary Hydrogen Bonding to an Imide Functionalized Monolayer at the Air-Water Interface

Kawahara, Takaharu, Kurihara, Kazue, Kunitake, Toyoki

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 505 KB

1992

50

An Efficient Synthesis of Selenocarbonyl Compounds by the Treatment of Carbonyl Compounds with Bis[1,5-cyclooctanediylboryl] Selenide

Shimada, Kazuaki, Jin, Norikazu, Fujimura, Manabu, Nagano, Yumi, Kudoh, Eiichi, Takikawa, Yuji

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 372 KB

1992

51

Difference between Chlorophylls a and a ′ in the Intermolecular Association Behavior. Visible Absorption and Circular Dichroism Spectral Features in Aqueous Methanol

Watanabe, Tadashi, Kobayashi, Masami, Hongu, Akinori, Oba, Toru

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 432 KB

1992

52

Scillasaponins A, B, and C, New Triterpenoid Oligosaccharides from the Plants of the Subfamily Scilloideae

Mimaki, Yoshihiro, Ori, Kazutomo, Kubo, Satoshi, Sashida, Yutaka, Nikaido, Tamotsu, Song, Lian-Gang, Ohmoto, Taichi

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 448 KB

1992

53

Synthesis and Crystal Structure of Molybdenum-Trisubstituted Tungstophosphate Anion Salt, A-β-[N(CH 3 ) 4 ] 3 [PMo 3 W 9 O 40 ]

Kawafune, Isao, Matsubayashi, Gen-etsu

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 405 KB

1992

54

Inhibition of Intervesicular Aggregation of Phospholipid Vesicles by Incorporation of Dialkyl Oligosaccharide Glycerol

Takeoka, Shinji, Sakai, Hiromi, Takisada, Mikimasa, Tsuchida, Eishun

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 449 KB

1992

55

Molecular Recognition Using Cyanine-α-Helical Poly(L-Lysine) Complexes in Methanol

Ihara, Hirotaka, Shibata, Masaaki, Hirayama, Chuichi

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 482 KB

1992

56

Synthesis of Tetrathiafulvalene Derivatives by the Use of Organoaluminium Reagents

Mori, Takehiko, Inokuchi, Hiroo

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 333 KB

1992

57

Facile Attachment of Uranium Hexacyanoferrate to Carbon Electrode by Reductive Electrodeposition

Jiang, Mian, Wang, Min, Zhou, Xingyao

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 365 KB

1992

58

Remarkable Effect of D-Sorbitol on the Second Stage in the PLE-Catalyzed Hydrolyses of a σ-Symmetric Diester, cis -Cyclohex-4-ene-1,2-bis(methyl acetate)

Nagao, Yoshimitsu, Tohjo, Toshiaki, Kaneuchi, Tohru, Yukimoto, Yusuke, Kume, Masaharu

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 329 KB

1992

59

Alkylation of Acetaldehyde with Methanol over Titanium Oxide-supported Vanadium Oxide

Wang, Fey-long, Lin, Yi-hsuan

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 221 KB

1992

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