Works by Yoshio Okamoto

Results: 121

Stereocontrol using Lewis acids in radical polymerization.

Published in:

Macromolecular Symposia, 2003, v. 195, n. 1, p. 75, doi. 10.1002/masy.200390147

By:

Yoshio Okamoto;
Shigeki Habaue;
Yutaka Isobe;
Yoshikatsu Suito

Publication type:

Article

Stereocontrol in radical polymerization of acrylic monomers.

Published in:

Macromolecular Symposia, 2002, v. 183, n. 1, p. 83, doi. 10.1002/1521-3900(200207)183:1<83::AID-MASY83>3.0.CO;2-K

By:

Okamoto, Yoshio;
Habaue, Shigeki;
Isobe, Yutaka;
Nakano, Tamaki

Publication type:

Article

Stereospecific polymerization of α-substituted acrylates.

Published in:

Macromolecular Symposia, 2000, v. 157, n. 1, p. 209, doi. 10.1002/1521-3900(200007)157:1<209::AID-MASY209>3.0.CO;2-U

By:

Okamoto, Yoshio;
Habaue, Shigeki;
Uno, Takahiro;
Baraki, Hideo

Publication type:

Article

Tribenzotriquinacen: eine vielseitige Synthese und C3-chirale Plattformen.

Published in:

Angewandte Chemie, 2012, v. 124, n. 51, p. 13057, doi. 10.1002/ange.201207220

By:

Markopoulos, Georgios;
Henneicke, Lars;
Shen, Jun;
Okamoto, Yoshio;
Jones, Peter G.;
Hopf, Henning

Publication type:

Article

Synthesis of Bulky Cellulose Derivatives for Efficient Enantioselective Fluorescent Sensing.

Published in:

Cellulose, 2024, v. 31, n. 9, p. 5779, doi. 10.1007/s10570-024-05959-w

By:

Wang, Weiqi;
Wang, Fan;
Wang, Yuqing;
Zhang, Lili;
Okamoto, Yoshio;
Shen, Jun

Publication type:

Article

Synthesis and structure of poly(phenyl isocyanate)s bearing an optically active alkoxyl group.

Published in:

Journal of Physical Organic Chemistry, 2000, v. 13, n. 7, p. 361, doi. 10.1002/1099-1395(200007)13:7<361::AID-POC255>3.0.CO;2-E

By:

Hino, Kyoko;
Maeda, Katsuhiro;
Okamoto, Yoshio

Publication type:

Article

Diazocines on Molecular Platforms (Eur. J. Org. Chem. 25/2014).

Published in:

European Journal of Organic Chemistry, 2014, v. 2014, n. 25, p. n/a, doi. 10.1002/ejoc.201490069

By:

Tellkamp, Tobias;
Shen, Jun;
Okamoto, Yoshio;
Herges, Rainer

Publication type:

Article

Diazocines on Molecular Platforms.

Published in:

European Journal of Organic Chemistry, 2014, v. 2014, n. 25, p. 5456, doi. 10.1002/ejoc.201402541

By:

Tellkamp, Tobias;
Shen, Jun;
Okamoto, Yoshio;
Herges, Rainer

Publication type:

Article

Stereogradient Polymers Formed by Controlled/Living Radical Polymerization of Bulky Methacrylate Monomers.

Published in:

Angewandte Chemie International Edition, 2009, v. 48, n. 11, p. 1991, doi. 10.1002/anie.200805168

By:

Ishitake, Kenji;
Satoh, Kotaro;
Kamigaito, Masami;
Okamoto, Yoshio

Publication type:

Article

Bridging Rotaxanes' Wheels-Cyclochiral Bonnanes.

Published in:

Angewandte Chemie International Edition, 2006, v. 45, n. 43, p. 7296, doi. 10.1002/anie.200602002

By:

Radha Kishan, Motkuri;
Parham, Amir;
Schelhase, Frauke;
Yoneva, Albena;
Silva, Gabriele;
Chen, Xiaoming;
Okamoto, Yoshio;
Vögtle, Fritz

Publication type:

Article

Detection of inorganic species by chemical reaction laser desorption ionization mass spectrometry.

Published in:

Rapid Communications in Mass Spectrometry: RCM, 2003, v. 17, n. 7, p. 678, doi. 10.1002/rcm.965

By:

Matsumoto, Kozo;
Ajiro, Hiroharu;
Habaue, Shigeki;
Okamoto, Yoshio

Publication type:

Article

Detection of solid cobalt species by matrix-assisted laser desorption/ionization time-of-flight mass spectrometry.

Published in:

Rapid Communications in Mass Spectrometry: RCM, 2002, v. 16, n. 7, p. 730, doi. 10.1002/rcm.614

By:

Matsumoto, Kozo;
Ajiro, Hiroharu;
Habaue, Shigeki;
Okamoto, Yoshio

Publication type:

Article

Chiral recognition of cellulose tris(5-fluoro-2-methylpheylcarbamate) toward ( R)- and ( S)-1,1′-bi-2-naphthol detected by negative ion fast-atom bombardment mass spectrometry.

Published in:

Rapid Communications in Mass Spectrometry: RCM, 1999, v. 13, n. 20, p. 2011, doi. 10.1002/(SICI)1097-0231(19991030)13:20<2011::AID-RCM747>3.0.CO;2-O

By:

Matsumoto, Kozo;
Yamamoto, Chiyo;
Yashima, Eiji;
Okamoto, Yoshio

Publication type:

Article

Precision synthesis, structure and function of helical polymers.

Published in:

Proceedings of the Japan Academy, Series B Physical & biological sciences, 2015, v. 91, n. 6, p. 246, doi. 10.2183/pjab.91.246

By:

Yoshio OKAMOTO

Publication type:

Article

Bishydrocotarnines - Stereochemical Aspects.

Published in:

Archiv der Pharmazie, 1986, v. 319, n. 12, p. 1122, doi. 10.1002/ardp.19863191212

By:

Okamoto, Yoshio;
Dirnberger, Doris;
Burgemeister, Thomas;
Dannhardt, Gerd;
Wiegrebe, Wolfgang

Publication type:

Article

Preparation of cellulose derivative bearing bulky 4‐(2‐benzothienyl)phenylcarbamate substituents as chiral stationary phase for enantioseparation.

Published in:

Chirality, 2022, v. 34, n. 5, p. 701, doi. 10.1002/chir.23425

By:

Wang, Fan;
Wang, Yuqing;
Min, Yixuan;
Li, Junqing;
Zhang, Lili;
Zheng, Ting;
Shen, Jun;
Okamoto, Yoshio

Publication type:

Article

Synthesis of poly(phenylacetylene)s containing chiral phenylethyl carbamate residues as coated‐type CSPs with high solvent tolerability.

Published in:

Chirality, 2020, v. 32, n. 5, p. 547, doi. 10.1002/chir.23199

By:

Zhou, Yanli;
Zhu, Ruiqi;
Zhang, Chunhong;
Liu, Xudong;
Wang, Zhongpeng;
Zhou, Zhengjin;
Liu, Lijia;
Dong, Hongxing;
Satoh, Toshifumi;
Okamoto, Yoshio

Publication type:

Article

Influence of Helical Structure on.

Published in:

Chirality, 2015, v. 27, n. 8, p. 500, doi. 10.1002/chir.22453

By:

Zhang, Chunhong;
Ma, Rui;
Wang, Hailun;
Sakai, Ryosuke;
Satoh, Toshifumi;
Kakuchi, Toyoji;
Liu, Lijia;
Okamoto, Yoshio

Publication type:

Article

Synthesis and Enantioseparation Ability of Xylan Bisphenylcarbamate Derivatives as Chiral Stationary Phases in HPLC.

Published in:

Chirality, 2015, v. 27, n. 8, p. 518, doi. 10.1002/chir.22472

By:

Li, Geng;
Shen, Jun;
Li, Qiang;
Okamoto, Yoshio

Publication type:

Article

Immobilization and chromatographic evaluation of novel regioselectively substituted amylose-based chiral packing materials for HPLC.

Published in:

Chirality, 2011, v. 23, n. 10, p. 878, doi. 10.1002/chir.21000

By:

Shen, Jun;
Li, Pengfei;
Liu, Shuangyan;
Shen, Xiande;
Okamoto, Yoshio

Publication type:

Article

Core Stability of Minimum Coloring Games.

Published in:

Mathematics of Operations Research, 2006, v. 31, n. 2, p. 418, doi. 10.1287/moor.1060.0187

By:

Bietenhader, Thomas;
Okamoto, Yoshio

Publication type:

Article

Preparation of Highly Hindered Polyenes with tert-Butyl Groups in Internal Positions.

Published in:

Chemistry - A European Journal, 2011, v. 17, n. 1, p. 231, doi. 10.1002/chem.201001250

By:

Betz, Markus;
Hopf, Henning;
Ernst, Ludger;
Jones, Peter G.;
Okamoto, Yoshio

Publication type:

Article

The expression of human testis‐specific actin capping protein predicts in vitro fertilization outcomes: A novel biomarker of sperm function for assisted reproductive technology.

Published in:

Reproductive Medicine & Biology, 2021, v. 20, n. 4, p. 537, doi. 10.1002/rmb2.12407

By:

Inagaki, Yusuke;
Fukuhara, Shinichiro;
Kuribayashi, Sohei;
Okada, Koichi;
Sekii, Yosuke;
Takezawa, Kentaro;
Kiuchi, Hiroshi;
Soda, Tetsuji;
Miyagawa, Yasushi;
Okamoto, Yoshio;
Tanaka, Hiromitsu;
Nonomura, Norio

Publication type:

Article

Organic-Inorganic Hybrid Materials for Efficient Enantioseparation Using Cellulose 3,5-Dimethylphenylcarbamate and Tetraethyl Orthosilicate.

Published in:

Chemistry - An Asian Journal, 2008, v. 3, n. 8/9, p. 1494, doi. 10.1002/asia.200800022

By:

Ikai, Tomoyuki;
Yamamoto, Chiyo;
Kamigaito, Masami;
Okamoto, Yoshio

Publication type:

Article

FAST EXPONENTIAL-TIME ALGORITHMS FOR THE FOREST COUNTING AND THE TUTTE POLYNOMIAL COMPUTATION IN GRAPH CLASSES.

Published in:

International Journal of Foundations of Computer Science, 2009, v. 20, n. 1, p. 25, doi. 10.1142/S0129054109006437

By:

Gebauer, Heidi;
Okamoto, Yoshio

Publication type:

Article

1,1′-Bi(trishomobarrelenyl) - Synthesis and Chiroptic Properties.

Published in:

European Journal of Organic Chemistry, 2009, v. 2009, n. 7, p. 1048, doi. 10.1002/ejoc.200801111

By:

de Meijere, Armin;
Rauch, Karsten;
Schrader, Bernhard;
Brackmann, Farina;
Pfoh, Roland;
Rühl, Stephan;
Katoh, Yasunaka;
Okamoto, Yoshio;
Wodrich, Matthew D.;
Corminboeuf, Clémence;
Schreiner, Peter R.

Publication type:

Article

4,7,11-Triheterotrishomocubanes – Propeller-Shaped Highly Symmetrical Chiral Molecules Derived from BarreleneDedicated to Professor Paul von R. Schleyer on the occasion of his 75th birthday.

Published in:

European Journal of Organic Chemistry, 2006, v. 2006, n. 11, p. 2590, doi. 10.1002/ejoc.200600019

By:

Sergei I. Kozhushkov;
Thomas Preuß;
Dmitrii S. Yufit;
Judith A. K. Howard;
Kathrin Meindl;
Stephan Rühl;
Chiyo Yamamoto;
Yoshio Okamoto;
Peter R. Schreiner;
B. Christopher Rinderspacher;
Armin de Meijere

Publication type:

Article

Improved preparation of chiral stationary phases via immobilization of polysaccharide derivative-based selectors using diisocyanates.

Published in:

Journal of Separation Science, 2011, v. 34, n. 15, p. 1763, doi. 10.1002/jssc.201100260

By:

Tang, Shouwan;
Liu, Guihua;
Li, Xiaofang;
Jin, Zhaolei;
Wang, Fang;
Pan, Fuyou;
Okamoto, Yoshio

Publication type:

Article

Preparation and chiral recognition in HPLC of cellulose 3,5-dichlorophenylcarbamates immobilized onto silica gel.

Published in:

Journal of Separation Science, 2011, v. 34, n. 5, p. 536, doi. 10.1002/jssc.201000800

By:

Qu, Hai-tao;
Li, Jun-qing;
Wu, Guang-shun;
Shen, Jun;
Shen, Xian-de;
Okamoto, Yoshio

Publication type:

Article

Separation of racemic compounds on amylose and cellulose dimethylphenylcarbamate-coated zirconia in HPLC.

Published in:

Journal of Separation Science, 2003, v. 26, n. 15/16, p. 1331, doi. 10.1002/jssc.200301544

By:

Jung Hag Park;
Young Chul Whang;
Yun Jung Jung;
Yoshio Okamoto;
Chiyo Yamamoto;
Peter W. Carr;
Clayton V. McNeff

Publication type:

Article

Enantioseparations in capillary liquid chromatography and capillary electrochromatography using amylose tris(3,5-dimethylphenylcarbamate) in combination with aqueous organic mobile phase.

Published in:

Journal of Separation Science, 2002, v. 25, n. 10/11, p. 653, doi. 10.1002/1615-9314(20020701)25:10/11<653::AID-JSSC653>3.0.CO;2-T

By:

Chankvetadze, Lali;
Kartozia, Irma;
Yamamoto, Chiyo;
Chankvetadze, Bezhan;
Blaschke, Gottfried;
Okamoto, Yoshio

Publication type:

Article

Chromatographic enantioseparation on a wall-coated open tubular capillary column containing covalently bound cellulose (3,5-dichlorophenyl carbamate) as chiral selector.

Published in:

Journal of Separation Science, 2002, v. 25, n. 3, p. 167, doi. 10.1002/1615-9314(20020201)25:3<167::AID-JSSC167>3.0.CO;2-8

By:

Wakita, Tsuneki;
Chankvetadze, Bezhan;
Yamamoto, Chiyo;
Okamoto, Yoshio

Publication type:

Article

The effect of pore size of silica gel and concentration of buffer on capillary chromatographic and capillary electrochromatographic enantioseparations using cellulose tris(3,5-dichlorophenylcarbamate).

Published in:

Journal of Separation Science, 2001, v. 24, n. 8, p. 635, doi. 10.1002/1615-9314(20010801)24:8<635::AID-JSSC635>3.0.CO;2-Q

By:

Chankvetadze, Bezhan;
Kartozia, Irma;
Okamoto, Yoshio;
Blaschke, Gottfried

Publication type:

Article

Comparative capillary chromatographic and capillary electrochromatographic enantioseparations using cellulose tris(3,5-dichlorophenylcarbamate) as chiral stationary phase.

Published in:

Journal of Separation Science, 2001, v. 24, n. 4, p. 251, doi. 10.1002/1615-9314(20010401)24:4<251::AID-JSSC251>3.0.CO;2-T

By:

Chankvetadze, Bezhan;
Kartozia, Irma;
Breitkreutz, Jörg;
Girod, Marco;
Knobloch, Martin;
Okamoto, Yoshio;
Blaschke, Gottfried

Publication type:

Article

Highly efficient enantioseparations in non-aqueous capillary electrochromatography using cellulose tris(3,5-dichlorophenylcarbamate) as chiral stationary phase.

Published in:

Journal of Separation Science, 2001, v. 24, n. 1, p. 27, doi. 10.1002/1615-9314(20010101)24:1<27::AID-JSSC27>3.0.CO;2-G

By:

Girod, Marco;
Chankvetadze, Bezhan;
Okamoto, Yoshio;
Blaschke, Gottfried

Publication type:

Article

Free Edge Lengths in Plane Graphs.

Published in:

Discrete & Computational Geometry, 2015, v. 54, n. 1, p. 259, doi. 10.1007/s00454-015-9704-z

By:

Abel, Zachary;
Connelly, Robert;
Eisenstat, Sarah;
Fulek, Radoslav;
Morić, Filip;
Okamoto, Yoshio;
Szabó, Tibor;
Tóth, Csaba

Publication type:

Article

The Geodesic Diameter of Polygonal Domains.

Published in:

Discrete & Computational Geometry, 2013, v. 50, n. 2, p. 306, doi. 10.1007/s00454-013-9527-8

By:

Bae, Sang;
Korman, Matias;
Okamoto, Yoshio

Publication type:

Article

Untangling a Planar Graph.

Published in:

Discrete & Computational Geometry, 2009, v. 42, n. 4, p. 542, doi. 10.1007/s00454-008-9130-6

By:

Goaoc, Xavier;
Kratochvíl, Jan;
Okamoto, Yoshio;
Chan-Su Shin;
Spillner, Andreas;
Wolff, Alexander

Publication type:

Article

A xBA x-Type Block-Graft Polymers with Soft Methacrylate Middle Segments and Hard Styrene Outer Grafts: Synthesis, Morphology, and Mechanical Properties.

Published in:

Chemistry - An Asian Journal, 2007, v. 2, n. 5, p. 662, doi. 10.1002/asia.200600403

By:

Miura, Yu;
Kaneko, Takeshi;
Satoh, Kotaro;
Kamigaito, Masami;
Jinnai, Hiroshi;
Okamoto, Yoshio

Publication type:

Article

Some properties of the core on convex geometries.

Published in:

Mathematical Methods of Operations Research, 2003, v. 56, n. 3, p. 377, doi. 10.1007/s001860200218

By:

Okamoto, Yoshio

Publication type:

Article

Enantiomer enrichment of oxprenolol through cellulose tris(3,5-dimethylphenylcarbamate) membrane.

Published in:

Journal of Applied Polymer Science, 1994, v. 54, n. 8, p. 1087, doi. 10.1002/app.1994.070540811

By:

Yashima, Eiji;
Noguchi, Junko;
Okamoto, Yoshio

Publication type:

Article

Synthesis and Chiral Recognition Ability of Chitosan Derivatives with Different 4-Chlorophenylcarbamate-Urea Structures.

Published in:

Chemistry Letters, 2014, v. 43, n. 1, p. 92, doi. 10.1246/cl.130834

By:

Lili Zhang;
Jun Shen;
Wenli Zuo;
Yoshio Okamoto

Publication type:

Article

Synthesis and Immobilization of Amylose Derivatives Bearing a 4-tert-Butylbenzoate Group at the 2-Position and 3,5-Dichlorophenylcarbamate/3-(Triethoxysilyl)propylcarbamate Groups at 3- and 6-Positions as Chiral Packing Material for HPLC.

Published in:

Chemistry Letters, 2010, v. 39, n. 5, p. 4, doi. 10.1246/cl.2010.442

By:

Jun Shen;
Ikai, Tomoyuki;
Xiande Shen;
Okamoto, Yoshio

Publication type:

Article

Synthesis and Chiral Recognition of Novel Regioselectively Substituted Amylose Derivatives.

Published in:

Chemistry Letters, 2008, v. 37, n. 5, p. 28, doi. 10.1246/cl.2008.558

By:

Kondo, Shunsuke;
Yamamoto, Chiyo;
Kamigaito, Masami;
Okamoto, Yoshio

Publication type:

Article

Catalytic Asymmetric Synthesis and Optical Resolution of Planar Chiral Rotaxane.

Published in:

2007

By:

Makita, Yoshimasa;
Kihara, Nobuhiro;
Nakakoji, Naohisa;
Takata, Toshikazu;
Inagaki, Shinji;
Yamamoto, Chiyo;
Okamoto, Yoshio

Publication type:

Abstract

Efficient Immobilization of Cellulose Phenylcarbamate Bearing Alkoxysilyl Group onto Silica Gel by Intermolecular Polycondensation and Its Chiral Recognition.

Published in:

Chemistry Letters, 2006, v. 35, n. 11, p. 15, doi. 10.1246/cl.2006.1250

By:

Ikai, Tomoyuki;
Yamamoto, Chiyo;
Kamigaito, Masami;
Okamoto, Yoshio

Publication type:

Article

Cellulose Derivative-based Beads as Chiral Stationary Phase for HPLC.

Published in:

Chemistry Letters, 2004, v. 33, n. 9, p. 1188, doi. 10.1246/cl.2004.1188

By:

Ikai, Tomoyuki;
Muraki, Reiko;
Yamamoto, Chiyo;
Kamigaito, Masami;
Okamoto, Yoshio

Publication type:

Article

Very Fast Enantioseparation in High-performance Liquid Chromatography Using Cellulose Tris(3,5-dimethylphenylcarbamate) Coated on Monolithic Silica Support.

Published in:

Chemistry Letters, 2003, v. 32, n. 9, p. 850, doi. 10.1246/cl.2003.850

By:

Chankvetadze, Bezhan;
Yamamoto, Chiyo;
Okamoto, Yoshio

Publication type:

Article

Enantioselective Photopinacolization of Benzophenone and Benzhydrol Intercalated in Mg-Al LDH Interlayers.

Published in:

Chemistry Letters, 2003, v. 32, n. 3, p. 240, doi. 10.1246/cl.2003.240

By:

Shichi, Tetsuya;
Minamikawa, Yukiko;
Yamada, Naoto;
Okamoto, Yoshio;
Takagi, Katsuhiko

Publication type:

Article

Calix[4]arene-Based Bis[2]catenanes: Synthesis and Chiral Resolution.

Published in:

Chemistry - A European Journal, 2007, v. 13, n. 21, p. 6157, doi. 10.1002/chem.200601814

By:

Molokanova, Olena;
Bogdan, Anca;
Vysotsky, Myroslav O.;
Bolte, Michael;
Ikai, Tomoyuki;
Okamoto, Yoshio;
Böhmer, Volker

Publication type:

Article