Výsledky vyhledávání - "TOSHIAKI KAMIMURA"

Recovery of Hexavalent Chromium Ion from Methanol with Ion Exchange Resin

Autor: Tadaaki Shimizu, Toshiaki Kamimura, Kazuaki Yamagiwa, Tetsunori Yamashita, Akira Ohkawa

Publikováno v: JOURNAL OF CHEMICAL ENGINEERING OF JAPAN. 40:447-453

Recovery of hexavalent chromium ion from methanol was investigated with commercially available nine ion exchange resins including weak anion, strong anion, weak cation, and strong cation exchangers. The effects of water concentration in water–metha

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::94e0f8622e0eb1ef31619606bee546c8
https://doi.org/10.1252/jcej.40.447

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Synthesis and antibacterial activity of novel 4-pyrrolidinylthio carbapenems. Part III

Autor: Fumiyuki Shirai, Toshiaki Kamimura, Masayoshi Murata, Satoru Kuroda, Kenichi Washizuka, Hidenori Azami, Keiji Matsuda, Toshiyuki Chiba, Hideo Tsutsumi, Minoru Sakurai, David A. Barrett

Publikováno v: Bioorganic & Medicinal Chemistry. 7:1665-1682

The synthesis and biological activity of a novel series of 2-alkyl-4-pyrrolidinylthio-β-methylcarbapenems containing a variety of cationic heteroaromatic substituents is described. As a result of these studies, we uncovered a relationship between in

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::f2c35d3bf7555f05888d2c89cd64ca0c
https://doi.org/10.1016/s0968-0896(99)00085-1

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Studies on 3′-quaternary ammonium cephalosporins—IV. Synthesis and antibacterial activity of 3′-(2-alkyl-3-aminopyrazolium)cephalosporins related to FK037

Autor: Kazuo Sakane, Yoshiko Inamoto, Toshiaki Kamimura, Kohji Kawabata, Shinya Okuda, Hidenori Ohki

Publikováno v: Bioorganic & Medicinal Chemistry. 5:1685-1694

The synthesis and in vitro antibacterial activity of 7 beta-[(Z)-2-(2-aminothiazol-4-yl)-2-methoxyiminoacetamido] cephalosporins bearing various 2-alkyl-3-aminopyrazolium groups at the 3-position are described. Antibacterial activity against MRSA was

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::49d638d4702f5109064282f0e1f2c485
https://doi.org/10.1016/s0968-0896(97)00092-8

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Synthesis and biological evaluation of novel 2-vinyl carbapenems. Remarkable DHP-1 stability of 1′-substituted analogs

Autor: Satoru Kuroda, Kazuo Sakane, Kouji Hattori, Akira Yamada, Toshiaki Kamimura, Toshiyuki Chiba

Publikováno v: Bioorganic & Medicinal Chemistry Letters. 6:2705-2708

The synthesis antibacterial activity and DHP-susceptibility of a series of novel 2-vinyl carbapenems is described. Carbapenems having a 1′-substituted vinyl moiety at the 2 position were found to be very stable toward DHP-1, displaying comparable s

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::1040d6105ab2e9160b256293b267cafc
https://doi.org/10.1016/s0960-894x(96)00495-7

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In vitro antibacterial activity of FK037, a novel parenteral broad-spectrum cephalosporin

Autor: YASUHIRO MINE, YUJI WATANABE, HIROSHI SAKAMOTO, KAZUO HATANO, KYOICHIRO KUNO, YASUYUKI HIGASHI, TOSHIAKI KAMIMURA, YOSHIMI MATSUMOTO, SHUICHI TAWARA, FUMIO MATSUMOTO, SHOGO KUWAHARA

Publikováno v: The Journal of Antibiotics. 46:71-87

FK037 is a new parenteral cephalosporin, which offers some advantages over the commercially available parenteral cephalosporins. It demonstrated potent broad-spectrum activity against clinical isolates of Gram-positive bacteria including methicillin-

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::cf65321e0219e2a4fe1abe6843598cb0
https://doi.org/10.7164/antibiotics.46.71

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Studies on .BETA.-lactam antibiotics. XIX. Structure-activity relationships of cephalosporins having a thiadiazolylthiomethyl group at the c-3 side chain

Autor: Toshiaki Kamimura, Jiro Goto, Kazuo Sakane, Yoshiko Inamoto, Takao Takaya

Publikováno v: The Journal of Antibiotics. 44:507-516

The synthesis and antibacterial activity of 7 beta-[(Z)-2-(2-amino-4-thiazolyl)-2-(hydroxy or alkoxy)iminoacetamido]cephalosporins with various thiadiazolylthiomethyl moieties at the 3-position are discussed. Of the compounds (1a-1e, 7a-7d), 7 beta-[

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::10640acfd7039fea51971b8acaa97da1
https://doi.org/10.7164/antibiotics.44.507

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Studies on FK482 (Cefdinir). IV. Synthesis and Structure-Activity Relationships of 7β-[(Z)-2-(2-Aminothiazol-4-yl)-2-hydroxyiminoacetamido]-3-substituted Cephalosporin Derivatives

Autor: Toshiaki Kamimura, Takao Takaya, Kazuo Sakane, Yoshiko Inamoto

Publikováno v: YAKUGAKU ZASSHI. 110:908-915

The synthesis of 7 beta-[(Z)-2-(aminothiazol-4-yl)-2-hydroxyiminoacetamido] cephalosporins (Ia-i) modified at the C-3 position of a cephem nucleus and the effect of the C-3 substituents on the antibacterial activity and oral absorbability are discuss

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::098145712d78486f415202330d19cd04
https://doi.org/10.1248/yakushi1947.110.12_908

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