Search Results - "Yoshinaga, Tetsutaro"

Specificity of Lucigenin Solubility, and Solvent and Base Effects on Lucigenin Chemiluminescence by Tahara, Chiaki, Toyose, Yasushi, Ogawa, Hiroaki I, Yamaguchi, Toshio, Yoshinaga, Tetsutaro

“…The solubility of lucigenin was measured in alcohols and aqueous alcohol mixtures. The solubility of lucigenin in normal alcohols exponentially decreased with…”
Get full text

Alkaline dechlorination of poly(vinyl chloride) in organic solvents under mild conditions by Yoshinaga, Tetsutaro, Yamaye, Makoto, Kito, Taketoshi, Ichiki, Tomoyuki, Ogata, Masahiko, Chen, Jie, Fujino, Hiroshi, Tanimura, Toshifumi, Yamanobe, Takeshi

“…A mild alkaline hydrolysis of poly(vinyl chloride) (PVC) in an organic solvent was conducted with a satisfactory degree of dechlorination (DD). Under…”
Get full text

Chemical recycling of polyesters. One-pot–two-step conversion of poly(ethylene 2,6-naphthalenedicarboxylate) and poly(tetramethylene terephthalate), producing the corresponding hydroxamic acids and hydrazides by Yamaye, Makoto, Nago, Yoshiro, Sasaki, Misa, Tsuru, Toshiaki, Mukae, Katsuya, Yoshinaga, Tetsutaro, Murayama, Ryusuke, Tahara, Chiaki

“…Convenient one-pot–two-step processes for chemical recycling of commercially available polyesters were conducted to produce the corresponding hydroxamic acids…”
Get full text

Photophysical and Photochemical Processes of 9,10-Dihydro-9-silaphenanthrene Derivatives:  Photochemical Formation and Electronic Structure of 9-Silaphenanthrenes by Hiratsuka, Hiroshi, Horiuchi, Hiroaki, Furukawa, Yasunari, Watanabe, Hikaru, Ishihara, Akiko, Okutsu, Tetsuo, Tobita, Seiji, Yoshinaga, Tetsutaro, Shinohara, Akihiro, Tokitoh, Norihiro, Oba, Makoto, Nishiyama, Kozaburo

“…Photophysical and photochemical processes of 9-methyl- and 9-phenyl-9,10-dihydro-9-silaphenanthrene derivatives have been studied at room temperature and 77 K…”
Get full text

Deprotonation Processes of Ellagic Acid in Solution and Solid States by Hasegawa, Miki, Terauchi, Mayumi, Kikuchi, Yuko, Nakao, Akiko, Okubo, Jun, Yoshinaga, Tetsutaro, Hiratsuka, Hiroshi, Kobayashi, Michio, Hoshi, Toshihiko

Get full text

Photochemical Reaction Mechanism of 2,2′-Pyridil in Alcoholic Media by Yamada, Naoki, Hasegawa, Miki, Kumagai, Ken-ichi, Enomoto, Shigendo, Horiuchi, Hiroaki, Yoshinaga, Tetsutaro, Hiratsuka, Hiroshi, Kobayashi, Michio, Hoshi, Toshihiko

“…Time-resolved transient absorption spectra of photo-irradiated 2,2′-pyridil were measured in PVA films. The broad bands at 552 and ∼455 nm, appearing just…”
Get full text

Rapid Determination of Anionic Surfactants by Improved Spectrophotometric Method Using Methylene Blue by KOGA, Masaaki, YAMAMICHI, Yasushi, NOMOTO, Yasuyo, IRIE, Maki, TANIMURA, Toshifumi, YOSHINAGA, Tetsutaro

“…A rapid and simple method for the determination of anionic surfactants in tap water has been developed. The official analytical method in Japan for the…”
Get full text

Solid Surface Enhancement Effects on Chemiluminescence: Influence of Cationic Species in Solid Media by Yoshinaga, Tetsutaro, Akimoto, Shigekazu, Takemura, Shin-ichi, Hiratsuka, Hiroshi, Hasegawa, Miki, Kobayashi, Michio, Hoshi, Toshihiko

“…Solid surface enhancement effects on chemiluminescence (CL) have been studied using metal salicylates as solid media. Interesting CL characteristics depending…”
Get full text

Solid Surface Enhancement Effects on Chemiluminescence: Effects of Number of Cationic Species in Solid Media by Yoshinaga, Tetsutaro, Akimoto, Shigekazu, Ichimura, Teijiro, Hiratsuka, Hiroshi, Hasegawa, Miki, Kobayashi, Michio, Hoshi, Toshihiko

“…Solid surface enhancement effects on chemiluminescence (CL) have been studied using alkaline metal salts as solid media. Effects of number of cationic species…”
Get full text

Photophysical and photochemical processes of 9,10-dihydro-9-silaanthracenes: photochemical generation and electronic structure of 9-phenyl-9-silaanthracene by Hiratsuka, Hiroshi, Tanaka, Miéko, Horiuchi, Hiroaki, Naris, Yoshinaga, Tetsutaro, Oba, Makoto, Nishiyama, Kozaburo

“…Photophysical processes of 9,10-dihydro-9-silaanthracene ( 1) and its 9-phenyl derivative ( 2) have been studied in 3-methylpentane at 77 K. Photolyses of…”
Get full text

Polyvinyl Alcohol as a Useful Indicator on Iodometry (II): Temperature Dependence of Iodine Recovery and the Correction Method of Iodine Concentration in the Lower Detection Limit Region by YOSHlNAGA, Tetsutaro, TSUCHIDA, Makoto, TOYOSE, Yasushi, HIRATSUKA, Hiroshi, YAMAYE, Makoto

“…In an iodometric titration method for iodine (or chlorine) analysis, the percent recovery of iodine (or chlorine) decreases in the low concentration region and…”
Get full text

Dispersion Interaction between Fluoranthene and Benzene in Cyclohexane by Enomoto, Shigendo, Hasegawa, Miki, Yoshinaga, Tetsutaro, Hiratsuka, Hiroshi, Kobayashi, Michio, Okubo, Jun, Hoshi, Toshihiko

“…The electronic absorption spectra of fluoranthene (abbreviated as FA) were measured in various solvents together with the polarization spectrum with the aid of…”
Get full text

Polyvinyl Alcohol as a Useful Indicator on Iodometry: Volumetric and Spectrophotometric Studies on Iodine-PVA and Iodine-Starch Complexes by YOSHlNAGA, Tetsutaro, SHIRAKATA, Tomoharu, DOHTSU, Hideo, HIRATSUKA, Hiroshi, HASEGAWA, Miki, KOBAYASHI, Michio, HOSHI, Toshihiko

“…Iodometry is one of the easiest, most rapid and accurate methods for the determination of a relatively small amount of oxidizing agent, such as residual…”
Get full text

Solid Surface Enhancement Effects on Chemiluminescence. III. Diaryloxalate as Chemiluminescence Reagent and Inorganic Materials as Media Solids by Yoshinaga, Tetsutaro, Tanaka, Yasuo, Ichimura, Teijiro, Hiratsuka, Hiroshi, Hasegawa, Miki, Kobayashi, Michio, Hoshi, Toshihiko

“…Solid surface enhancement effects on chemiluminescence were studied using many inorganic materials as solid media. The results has been classified as follows:…”
Get full text

Potentiometric Determination of Cyanamide Using a Silver Sulfide Membrane-Type Ion-Selective Electrode by YOSHINAGA, Tetsutaro, KOGA, Masaaki, KAWANO, Kentaro

“…Potentiometric titration was successfully applied for the determination of cyanamide (Cy) using a silver sulfide membranetype ion-selective electrode. In a Cy…”
Get full text

Spectrophotometric Determination of Chloride Ion Using Mercury Thiocyanate and Iron Alum by YOSHINAGA, Tetsutaro, OHTA, Koki

“…Small amounts of chloride ion have been determined spectrophotometrically by means of iron(III) alum (NH4Fe(SO4)2• 12H2O) reagent solution in nitric acid and…”
Get full text

Origin and Model for Cooperative Host-Guest Interaction Affecting the Orientation of Guests in Oriented Nematic Hosts by Kobayashi, Michio, Kumagai, Ken-ichi, Hoshi, Toshihiko, Yamaguchi, Takuya, Sato, Hirobumi, Toda, Kenji, Tanizaki, Yoshie, Yoshinaga, Tetsutaro

“…It has been observed for the binary systems of oriented nematic hosts and nonmesomorphic guests (substituted anthraquinones) that the orientational orders of…”
Get full text

Preparation and Stereochemistry of the Isopropylidene Derivatives of 1,2-Dihydronaphtho[2,1-b]Furan-1,2-Diol and 1,2,9,10-Tetrahydronaphtho[2,1-b:7,8-b′] Difuran-1,2,9,10-Tetraol in Comparison with the Corresponding Acetyl Derivatives by Yamaye, Makoto, Motoyanagi, Yoshiko, Nakagawa, Aya, Kametani, Sanae, Yoshinaga, Tetsutaro, Cho (Toh), Namiko, Fan, Xiaobo, Kito, Taketoshi

“…1,2-Dihydronaphtho[2,1-b]furan-1,2-diol and 1,2,9,10-tetrahydronaphtho[2,1-b:7,8-b′]difuran-1,2,9,10-tetraol were transformed into the corresponding…”
Get full text

Preparation and Optical Resolution of a New Helical Lactone Carrying the 2,8-Dioxabicyclo[3.3.0]octane Ring System by Yamaye, Makoto, Ikeda, Yusuke, Cho(Toh), Namiko, Miura, Yoshinori, Yoshinaga, Tetsutaro, Mukae, Katsuya, Tsuru, Toshiaki

Get full text

Photochemical reaction intermediates of benzyl chloride in condensed phase by Hiratsuka, Hiroshi, Okamoto, Takahiro, Kuroda, Satoshi, Okutsu, Tetsuo, Maeoka, Hironori, Taguchi, Mitsumasa, Yoshinaga, Tetsutaro

Get full text