??.z%R ?0?0?0?0 W?? ?? T ?]?S ?0?0?0 ?QHrt^ DOI URL ?SW???e "Acid-induced conformational switching of helical foldamers containing imidazole amide" "Sakiko Kimura, Fumi Takeda, Ayano Ikeda, Asuka Tanimoto, Kosuke Katagiri, Masatoshi Kawahata, Yusuke Okada, Nagao Kobayashi, Hiroyuki Kagechika, Aya Tanatani*" "<i>Bull. Chem. Soc. Jpn.</i>" 97 uoae094 2024 https://doi.org/10.1093/bulcsj/uoae094 ?SW???e "Dimeric structures of ketones and esters in porous adaptive crystals of adamantane-containing macrocycle" "Shoyo Shinkawa, Masatoshi Kawahata, Kentaro Yamaguchi,* Masahide Tominaga*" <i>CrystEngComm</i> <b>26</b> 5358 5363 2024 10.1039/d4ce00718b ?SW???e "Inclusion of halobenzene in water-mediated hydrogen-bonded architectures built from a V-shaped host molecule" "Masatoshi Kawahata,* Tadashi Hyodo, Rina Kondo, Masahide Tominaga, Kentaro Yamaguchi*" <i>CrystEngComm</i> <b>26</b> 4272 4275 2024 10.1039/d4ce00616j ?SW???e "Conformational Properties of Aromatic Amides Bearing Imidazole Ring and Acid-Induced Trans Cis Amide Switching" "Chiharu Takubo, Sakiko Kimura, Mami Ichinomiya, Arisa Hayakawa, Mako Murata, Ko Urushibara, Hyuma Masu, Kosuke Katagiri, Masatoshi Kawahata, Mayumi Kudo, Isao Azumaya, Hiroyuki Kagechika, Aya Tanatani*" "<i>J. Org. Chem.</i>" <b>88</b> 16707 16718 2023 https://doi.org/10.1021/acs.joc.2c01295 ?SW???e "Multiple intermolecular interactions in guest inclusion by acyclic host compounds" "Masatoshi Kawahata,* Haruka Yamamoto, Masahide Tominaga, Kentaro Yamaguchi*" <i>CrystEngComm</i> <b>25</b> 6137 6143 2023 https://doi.org/10.1039/d3ce00775h ?SW???e "A potent and selective cis-amide inhibitor of ryanodine receptor 2 as a candidate for cardiac arrhythmia treatment" "Ryosuke Ishida, Nagomi Kurebayashi,* Hiroto Iinuma, Xi Zeng, Shuichi Mori, Masami Kodama, Takashi Murayama, Hiroyuki Masuno, Fumi Takeda, Masatoshi Kawahata, Aya Tanatani, Aya Miura, Hajime Nishio, Takashi Sakurai, Hiroyuki Kagechika*" "<i>Eur. J. Med. Chem.</i>" <b>262</b> 115910 2023 https://doi.org/10.1016/j.ejmech.2023.115910 ?SW???e "Photoisomerization of  Partially Embedded Dihydropyridazine with a Helical Structure" "Kazuteru Usui,* Ami Amano, Kasumi Murayama, Miho Sasaya, Ryota Kusumoto, Tomohiro Umeno, Satsuki Murase, Naoko Iizuka, Shota Matsumoto, Yasufumi Fuchi, Kazuyuki Takahashi, Masatoshi Kawahata, Yasuhiro Kobori,* Satoru Karasawa*" "<i>Chem. Eur. J.</i>" <b>29</b> e202302413 2023 doi.org/10.1002/chem.202302413 ?SW???e "Solvent-Dependent Conformational Switching of N-Methyl-N,N -diarylsquaramide" "Kimiko Tanaka, Fumi Takeda, Midori Kanda, Masatoshi Kawahata, Shinya Fujii, Kosuke Katagiri, Hyuma Masu, Hiroyuki Kagechika, Aya Tanatani*" "<i>J. Org. Chem.</i>" <b>88</b> 12289 12293 2023 https://doi.org/10.1021/acs.joc.3c00918 ?SW???e "Orientation of carbonyl groups in inclusion crystals formed from ketones with aromatic diimide-based macrocycles" "Masahide Tominaga,* Sakito Nanbara, Tadashi Hyodo, Masatoshi Kawahata, Kentaro Yamaguchi,*" <i>CrystEngComm</i> <b>25</b> 1295 1300 2023 10.1039/d2ce01641a ?SW???e "One-dimensional architectures built from adamantane-bearing macrocycles with multiple propargyl groups" "Masahide Tominaga,* Yuki Kawanishi, Tadashi Hyodo, Masatoshi Kawahata, Kentaro Yamaguchi*" <i>Tetrahedron</i> <b>128</b> 133122 2022 https://doi.org/10.1016/j.tet.2022.133122 ?SW???e "Chelate-Free  Turn-ON -Type Fluorescence Detection of Trivalent Metal Ions" "Shota Matsumoto, Tomohiro Umeno, Noriko Suzuki, Kazuteru Usui, Masatoshi Kawahata, Satoru Karasawa*" "<i>Chem. Commun.</i>" <b>58</b> 12435-12438 2022 https://doi.org/10.1039/d2cc04815a ?SW???e "Water adsorption in porous organic crystals of adamantane-bearing macrocycles" "Masahide Tominaga,* Tadashi Hyodo, Kosuke Mizuno, Masatoshi Kawahata, Kentaro Yamaguchi*" <i>CrystEngComm</i> <b>24</b> 6449 6453 2022 10.1039/d2ce01030e ?SW???e "Structure analysis of inclusion crystals of diimidebased macrocycles with halocarbons" "Masahide Tominaga,* Sana Kondo, Tadashi Hyodo, Masatoshi Kawahata, Kentaro Yamaguchi*" <i>CrystEngComm</i> <b>24</b> 3165 3171 2022 10.1039/d2ce00118g ?SW???e "Preparation of tricationic tris(pyridylpalladium(II)) metallacyclophane as an anion receptor" "Hiroshi Danjo,* Kohei Asai, Tomoya Tanaka, Daiki Ono, Masatoshi Kawahata, Satoshi Iwatsuki" "<i>Chem. Commun.</i>" <b>58</b> 2196-2199 2022 10.1039/d1cc05563a ?SW???e "Accessing Improbable Foldamer Shapes with Strained Macrocycles" "Ko Urushibara, Yann Ferrand, Zhiwei Liu, Kosuke Katagiri, Masatoshi Kawahata, Estelle Morvan, Ryan D2 Elia, Vojislava Pophristic, Aya Tanatani,* Huc, Ivan*" "<i>Chem. Eur. J.</i>" <b>27</b> 11205 11215 2021 10.1002/chem.202101201 ?SW???e "Synthesis, structural characterization, and optical properties of benzo[f]naphtho[2,3-b]phosphoindoles" "Mio Matsumura, Takahiro Teramoto, Masato Kawakubo, Masatoshi Kawahata, Yuki Murata, Kentaro Yamaguchi, Masanobu Uchiyama, Shuji Yasuike*" "<i>Beilstein J. Org. Chem.</i>" <b>17</b> 671 677 2021 10.3762/bjoc.17.56 ?SW???e "Synthesis, Structural Characterization, and Optical Properties of Benzene-Fused Tetracyclic and Pentacyclic Stiboles" "Mio Matsumura, Yuki Matsuhashi, Masato Kawakubo, Tadashi Hyodo, Yuki Murata, Masatoshi Kawahata, Kentaro Yamaguchi, Yasuike, Shuji*" <i>Molecules</i> <b>26</b> 222 2021 10.3390/molecules26010222 ?SW???e "Inclusion crystals of V-shaped host molecules having trialkoxybenzene moieties with a carborane or benzoquinone derivative" "Masatoshi Kawahata,* Masahide Tominaga, Ryota Komatsu, Tadashi Hyodo, Kentaro Yamaguchi*" <i>CrystEngComm</i> <b>22</b> 7648 7653 2020 10.1039/d0ce01107j ?SW???e "Structural elucidation of liquid cyclooctatetraene and cyclooctadienes in inclusion crystals" "Masatoshi Kawahata,* Masahide Tominaga, Ai Komatsu, Tadashi Hyodo, Kentaro Yamaguchi*" "<i>J. Mol. Struct.</i>" <b>1221</b> 128775 2020 10.1016/j.molstruc.2020.128775 ?SW???e "One-Step Synthesis of Cyclophanes as Crystalline Sponge and Their [2]Catenanes through SNAr Reactions" "Masahide Tominaga,* Tadashi Hyodo, Yumi Maekawa, Masatoshi Kawahata, Kentaro Yamaguchi*" "<i>Chem. Eur. J.</i>" <b>26</b> 5157 5161 2020 10.1002/chem.201905854 ?SW???e "Preparation of cage-shaped hexakis(spiroborate)s" "Hiroshi Danjo,* Yuhki Masuda, Yuki Kidena, Masatoshi Kawahata, Kazuaki Ohara, Kentaro Yamaguchi" "<i>Org. Biomol. Chem.</i>" <b>18</b> 3717 3723 2020 10.1039/d0ob00518e ?SW???e "Overall Shape Constraint of Alternating ?/?-Hybrid Peptides Containing Bicyclic ?-Proline" "Siyuan Wang, Yuko Otani,* Luhan Zhai, Aoze Su, Masayuki Nara, Masatoshi Kawahata, Kentaro Yamaguchi, Akane Sada, Rieko Ohki, Tomohiko Ohwada* " "<i>Org. Lett.</i>" <b>21</b> 7813-7817 2019 ?SW???e "Inclusion abilities towards hexyne isomers by co-crystallization with extended V-shaped host molecule" "Masatoshi Kawahata,* Masahide Tominaga, Kousuke Fujimaru, Tadashi Hyodo, Kentaro Yamaguchi*" <i>Tetrahedron</i> <b>75</b> 130576 2019 ?SW???e "Hollow and Solid Spheres Assembled from Functionalized Macrocycles Containing Adamantane" "Masahide Tominaga,* Nobuto Kunitomi, Kazuaki Ohara, Masatoshi Kawahata, Tsutomu Itoh, Kosuke Katagiri, Kentaro Yamaguchi*" "<i>J. Org. Chem.</i>" <b>84</b> 5109-5117 2019 ?SW???e "Efficient Synthesis, Structural Characterization, and Optical Properties of 6H-Dibenzo[b,h]carbazole and Its Derivatives" "Mio Matsumura, Masatoshi Kawahata, Atsuya Muranaka,* Miyuki Hiraiwa, Kentaro Yamaguchi,* Masanobu Uchiyama, Shuji Yasuike*" "<i>Eur. J. Org. Chem.</i>" 3788-3793 2019 ?SW???e "Characteristic Hydrogen Bonding Observed in the Crystals of Aromatic Sulfonamides: 1D Chain Assembly of Molecules and Chiral Discrimination on Crystallization" "Shoko Kikkawa, Hyuma Masu, Kosuke Katagiri, Misaki Okayasu, Kentaro Yamaguchi, Hiroshi Danjo, Masatoshi Kawahata, Masahide Tominaga, Yoshihisa Sei, Hidemasa Hikawa, Isao Azumaya*" "<i>Cryst. Growth Des.</i>" <b>19</b> 2936-2946 2019 ?SW???e "Self-Assembly Behavior Shifting to Crystal Formation of Chiral Macrocyclic Tetraimines" "Masahide Tominaga,* Masatoshi Kawahata, Tsutomu Itoh, Kentaro Yamaguchi*" "<i>Cryst. Growth Des.</i>" <b>19</b> 1118 1124 2019 ?SW???e "Copper-catalyzed three-component reaction of ethynylstibanes, organic azides, and selenium: A simple and efficient synthesis of novel selenides and diselenides having 1,2,3-triazole rings" "Mizuki Yamada, Mio Matsumura, Erina Sakaki, Shih-yun Yen, Masatoshi Kawahata, Tadashi Hyodo, Kentaro Yamaguchi, Yuki Murata, Shuji Yasuike*" <i>Tetrahedron</i> <b>75</b> 1406 1414 2019 ?SW???e "Cycloalkanes and cycloalkenes in dispersive force oriented inclusion crystals by a functionalized acyclic host molecule" "Tadashi Hyodo, Masatoshi Kawahata,* Yuya Hikami, Ai Komatsu, Masahide Tominaga, Kentaro Yamaguchi*" <i>CrystEngComm</i> <b>21</b> 1548 1554 2019 ?SW???e "Amide nitrogen pyramidalization changes lactam amide spinning" "Yuko Otani,* Xin Liu, Hisashi Ohno, Siyuan Wang, Luhan Zhai, Aoze Su, Masatoshi Kawahata, Kentaro Yamaguchi, Tomohiko Ohwada*" "<i>Nat. Commun.</i>" <b>10</b> 461 2019 ?SW???e "Synthesis and characterization of 20-hydroxyvitamin D<sub>3</sub> with the A-ring modification" "Toshie Fujishima,* Tsutomu Suenaga, Masatoshi Kawahata, Kentaro Yamaguchi" "<i>J. Steroid Biochem. Mol. Biol.</i>" <b>187</b> 27 33 2019 ?SW???e "Construction and structural analysis of mono- and heterobimetallic bis(titanate) molecular cages" "Toshi Nakagawa, Hiroshi Danjo,* Masatoshi Kawahata, Kentaro Yamaguchi" <i>Tetrahedron</i> <b>75</b> 315 323 2019 ?SW???e "Co-crystal screening of disubstituted adamantane molecules with <i>N</i>-heterocyclic moieties for hydrogen-bonded arrays" "Masatoshi Kawahata,* Masahide Tominaga, Yuki Kawanishi, Kentaro Yamaguchi*" "<i>J. Mol. Struct.</i>" <b>1177</b> 511-518 2019 ?SW???e "Separation of <i>p</i>-xylene from aromatic compounds through specific inclusion by acyclic host molecule" "Masatoshi Kawahata,* Tadashi Hyodo, Masahide Tominaga, Kentaro Yamaguchi*" <i>CrystEngComm</i> <b>20</b> 5667-5671 2018 ?SW???e "Inclusion and selectivity of amides by <i>p</i>-terphenyl derivative bearing adamantanecarboxylic acid" "Masatoshi Kawahata,* Kiyoe Matsui, Tadashi Hyodo, Masahide Tominaga, Kentaro Yamaguchi*" <i>Tetrahedron</i> <b>74</b> 7089-7094 2018 ?SW???e "Crystallization processes through self-assembled materials dependent on the substituents of tetrapodal adamantanes" "Masahide Tominaga,* Akitaka Iekushi, Kazuaki Ohara, Masatoshi Kawahata, Tsutomu Itoh, Kentaro Yamaguchi,* Isao Azumaya*" "<i>Chem. Lett.</i>" 47 1279-1281 2018 ?SW???e "Synthesis of various heterocycles having a dienamide moiety by ring-closing metathesis of ene-ynamides" "Hideaki Wakamatsu,* Yoshimi Sasaki, Masatoshi Kawahata, Kentaro Yamaguchi, Yuichi Yoshimura*" <i>Syhthesis</i> <b>50</b> 3467-3486 2018 ?SW???e "Hydrogen-bonded structures from adamantane-based catechols" "Masatoshi Kawahata,* Miku Matsuura, Masahide Tominaga,* Kosuke Katagiri, Kentaro Yamaguchi*" "<i>J. Mol. Struct.</i>" <b>1164</b> 116-122 2018 ?SW???e "Synthesis, structure and N-N bonding character of 1,1-disubstituted indazolium hexafluorophosphate" "Yingtang Ning, Masatoshi Kawahata, Kentaro Yamaguchi, Yuko Otani, Tomohiko Ohwada*" "<i>Chem. Commun.</i>" <b>54</b> 1881-1884 2018 ?SW???e "Synthesis of Fully Functionalized 5-Selanyl-1,2,3-triazoles: Copper-Catalysed Three-Component Reaction of Ethynylstibanes, Organic Azides, and Diaryl Diselenides" "Mizuki Yamada, Mio Matsumura, Fumina Takino, Yuki Murata, Yuka Kurata, Masatoshi Kawahata, Kentaro Yamaguchi, Naoki Kakusawa, Shuji Yasuike*" "<i>Eur. J. Org. Chem.</i>" 170-177 2018 ?SW???e "Comparison of the relative stability of pharmaceutical cocrystals consisting of paracetamol and dicarboxylic acids" "Naoto Suzuki, Masatoshi Kawahata, Kentaro Yamaguchi, Toyofumi Suzuki, Kazuo Tomono, Toshiro Fukami*" "<i>Drug Dev. Ind. Pharm.</i>" <b>44</b> 582-589 2018 ?SW???e "Spherical Aggregates and Crystal Structure of Naphthalenediimide-Based Macrocycle and Complexation with Perylene" "Masahide Tominaga,* Masatoshi Kawahata, Tsutomu Itoh, Kentaro Yamaguchi*" "<i>Cryst. Growth Des.</i>" <b>18</b> 37-41 2018 ?SW???e "Preparation and crystal structures of charge-transfer complexes of acyclic host molecules bearing pyrogallol derivatives with paraquat" "Masatoshi Kawahata,* Masahide Tominaga, Yumi Maekawa, Kentaro Yamaguchi*" <i>CrystEngComm</i> <b>19</b> 7229-7235 2017 ?SW???e "Microtropins Q-W, <i>ent</i>-Labdane Glucosides: Microtropiosides G-I, Ursane-Type Triterpene Diglucoside and Flavonol Glycoside from the Leaves of <i>Microtropis japonica</i>" "Saori Terazawa, Yuka Uemura, Yuka Koyama, Susumu Kawakami, Sachiko Sugimoto, Katsuyoshi Matsunami, Hideaki Otsuka,* Takakazu Shinzato, Masatoshi Kawahata, Kentaro Yamaguchi" "<i>Chem. Pharm. Bull.</i>" <b>65</b> 930-939 2017 ?SW???e "Proton-induced assembly"disassembly modulation of spiroborate twin-bowl polymers bearing pyridyl groups" "Hiroshi Danjo,* Masahiro Hamaguchi, Kohei Asai, Mizuki Nakatani, Hiroko Kawanishi, Masatoshi Kawahata, Kentaro Yamaguchi" <i>Macromolecules</i> <b>50</b> 8028-8032 2017 ?SW???e "Antimony-lithium exchange reaction: Synthesis of 1,4,5-trisubstituted-1,2,3-triazoles by triazolyllithium with electrophiles" "Mizuki Yamada, Mio Matsumura, Masatoshi Kawahata, Yuki Murata, Naoki Kakusawa, Kentaro Yamaguchi, Shuji Yasuike*" "<i>J. Organomet. Chem.</i>" <b>834</b> 83-87 2017 ?SW???e "Aqua coordination to attenuate the luminescence properties of europium(III)-phosphine oxide porous coordination polymers" "Kosuke Katagiri,* Naoya Matsuo, Masatoshi Kawahata, Hyuma Masu, Kentaro Yamaguchi" "<i>New J. Chem.</i>" <b>41</b> 8305-8311 2017 ?SW???e "Revisiting secondary interactions in neighboring group participation, exemplified by reactivity changes of iminylium intermediates" "Yingtang Ning, Tomoya Fukuda, Hirotaka Ikeda, Yuko Otani, Masatoshi Kawahata, Kentaro Yamaguchi, Tomohiko Ohwada*" "<i>Org. Biomol. Chem.</i>" <b>15</b> 1381-1392 2017 ?SW???e "Synthesis of 5-organostibano-1<i>H</i>-1,2,3-triazoles by Cu-catalyzed azide-alkyne cycloaddition and their application in the acyl-induced deantimonation for the preparation of fully substituted 5-acyl-1,2,3-triazoles" "Mizuki Yamada, Mio Matsumura, Yuki Murata, Masatoshi Kawahata, Kohki Saito, Naoki Kakusawa, Kentaro Yamaguchi, Shuji Yasuike*" <i>Tetrahedron</i> <b>73</b> 2614-2622 2017 ?SW???e "Copper-catalyzed tandem cyclization of 2-(2-iodophenyl)imidazo[1,2-<i>a</i>]pyridine derivatives with selenium: Synthesis of benzo[<i>b</i>]selenophene-fused imidazo[1,2-<i>a</i>]pyridines" "Mio Matsumura, Yumi Sakata, Atsuya Iwase, Masatoshi Kawahata, Yuki Kitamura, Yuki Murata, Naoki Kakusawa, Kentaro Yamaguchi, Shuji Yasuike*" "<i>Tetrahedron Lett.</i>" <b>57</b> 5484-5488 2016 ?SW???e "High-resolution X-ray structure of methyl salicylate, a time-honored oily medicinal drug, solved by crystalline sponge method" "Masatoshi Kawahata,* Shinsuke Komagawa, Kazuaki Ohara, Makoto Fujita, Kentaro Yamaguchi*" "<i>Tetrahedron Lett.</i>" <b>57</b> 4633-4636 2016 ?SW???e "Stille coupling via C-N bond cleavage" "Dong-Yu Wang, Masatoshi Kawahata, Ze-Kun Yang, Kazunori Miyamoto, Shinsuke Komagawa, Kentaro Yamaguchi,* Chao Wang,* Masanobu Uchiyama*" "<i>Nat. Commun.</i>" <b>7</b> 12937 2016 ?SW???e "Molecular Gyrotops with a Five-Membered Heteroaromatic Ring: Synthesis, Temperature-Dependent Orientation of Dipolar Rotors inside the Crystal, and its Birefringence Change" "Toshiyuki Masuda, Junko Arase, Yusuke Inagaki, Masatoshi Kawahata, Kentaro Yamaguchi, Takashi Ohhara, Akiko Nakao, Hiroyuki Momma, Eunsang Kwon, Wataru Setaka*" "<i>Cryst. Growth Des.</i>" <b>16</b> 4392-4401 2016 ?SW???e "Coordination structure and extraction behavior of a silver ion with <i>N</i>-substituted-9-aza-3,6,12,15-tetrathiaheptadecanes: significant effect of Ph-C-N framework on the extractability" "Satoshi Iwatsuki,* Atsushi Ichiyama, Syogo Tanooka, Mari Toyama, Kosuke Katagiri, Masatoshi Kawahata, Kentaro Yamaguchi, Hiroshi Danjo, Kenji Chayama*" "<i>Dalton Trans.</i>" <b>45</b> 12548-12558 2016 ?SW???e "Copper-catalyzed [3 + 2] cycloaddition of (phenylethynyl)-di-<i>p</i>-tolylstibane with organic azides" "Mizuki Yamada, Mio Matsumura, Yuki Uchida, Masatoshi Kawahata, Yuki Murata, Naoki Kakusawa, Kentaro Yamaguchi, Shuji Yasuike*" "<i>Beilstein J. Org. Chem.</i>" <b>12</b> 1309-1313 2016 ?SW???e "Crotofolane-Type Diterpenoids, Crotocascarins L-Q, and a Rearranged Crotofolane-Type Diterpenoid, Neocrotocascarin, from the Stems of <i>Croton cascarilloides</i>" "Susumu Kawanami, Masanori Inagaki, Katsuyoshi Matsunami, Hideaki Otsuka,* Masatoshi Kawahata, Kentaro Yamaguchi" "<i>Chem. Pharm. Bull.</i>" <b>64</b> 1492-1498 2016 ?SW???e "Spontaneous Oxygenation of Siloxy-<i>N</i>-silylketenimines to &alpha;-Ketoamides" "Michiko Sasaki,* Masafumi Ando, Masatoshi Kawahata, Kentaro Yamaguchi, Kei Takeda" "<i>Org. Lett.</i>" <b>18</b> 1598-1601 2016 ?SW???e "Hydrogen bonding to carbonyl oxygen of nitrogen-pyramidalized amide - detection of pyramidalization direction preference by vibrational circular dichroism spectroscopy" "Siyuan Wang, Tohru Taniguchi, Kenji Monde, Masatoshi Kawahata, Kentaro Yamaguchi, Yuko Otani,* Tomohiko Ohwada*" "<i>Chem. Commun.</i>" <b>52</b> 4018-4021 2016 ?SW???e "Synthesis, Structural Characterization and Antitumor Activity of 2-(di-<i>p</i>-tolylstibano)- and 2-(di-<i>p</i>-tolylbismuthano)-<i>N</i>-<i>p</i>-tolylbenzamide" "Tohru Obata, Mio Matsumura, Masatoshi Kawahata, Shunsuke Hoshino, Mizuki Yamada, Yuki Murata, Naoki Kakusawa, Kentaro Yamaguchi,* Motohiro Tanaka,* Shuji Yasuike*" "<i>J. Organomet. Chem.</i>" <b>807</b> 17-21 2016 ?SW???e "Stereochemical Course of Deprotonation-Acylation of <i>N</i>-Boc- and <i>N</i>-Carbamoyl-2-cyano-6-methylpiperidines" "Yuri Kotomori, Michiko Sasaki,* Masatoshi Kawahata, Kentaro Yamaguchi, Kei Takeda" "<i>J. Org. Chem.</i>" <b>80</b> 11013-11020 2015 ?SW???e "Crotocascarins I-K: Crotofolane-Type Diterpenoids, Crotocascarin &gamma;, Isocrotofolane Glucoside and Phenolic Glycoside from the Leaves of <i>Croton cascarilloides</i>" "Susumu Kawakami, Katsuyoshi Matsunami, Hideaki Otsuka,* Masanori Inagaki, Yoshio Takeda, Masatoshi Kawahata, Kentaro Yamaguchi" "<i>Chem. Pharm. Bull.</i>" <b>63</b> 1047-1054 2015 ?SW???e "Megastigmane Glucosides and Megastigmanes from the Leaves of <i>Meliosma lepidota ssp. Squamulata</i>" "Yuka Uemura, Mio Iwami, Susumu Kawakami, Sachiko Sugimoto, Katsuyoshi Matsunami, Hideaki Otsuka,* Takakazu Shinzato, Masatoshi Kawahata, Kentaro Yamaguchi" "<i>Chem. Pharm. Bull.</i>" <b>63</b> 608-616 2015 ?SW???e "A mechanistic investigation of anti-elimination in (Z)-1,2-bis(arylseleno)-1-alkenes and their sulfur analogs" "Asami Tarao, Yukako Tabuchi, Eri Sugimoto, Miki Ikeda, Hitomi Uchimoto, Kenji Arimitsu, Hiroyuki Kimura, Ikuo Kawasaki, Masatoshi Kawahata, Kentaro Yamaguchi, Kiyoharu Nishide*" "<i>Org. Biomol. Chem.</i>" <b>13</b> 5964-5971 2015 ?SW???e "Multilayered Inclusion Nanocycles of Anionic Spiroborates" "Hiroshi Danjo,* Yuki Kidena, Masatoshi Kawahata, Hiroyasu Sato, Kosuke Katagiri, Toshifumi Miyazawa, Kentaro Yamaguchi" "<i>Org. Lett.</i>" <b>17</b> 2466-2469 2015 ?SW???e "Nestable Tetrakis(spiroborate) Nanocycles" "Hiroshi Danjo,* Yuhki Hashimoto, Yuki Kidena, Ayumi Nogamine, Kosuke Katagiri, Masatoshi Kawahata, Toshifumi Miyazawa, Kentaro Yamaguchi" "<i>Org. Lett.</i>" <b>17</b> 2154-2157 2015 ?SW???e "Enantioselective Synthesis of Allenylenol Silyl Ethers via Chiral Lithium Amide Mediated Reduction of Ynenoyl Silanes and Their Diels-Alder Reactions" "Michiko Sasaki,* Yasuhiro Kondo, Taichi Motoishi, Masatoshi Kawahata, Kentaro Yamaguchi, Kei Takeda" "<i>Org. Lett.</i>" <b>17</b> 1280-1283 2015 ?SW???e "Formation of Lanthanide(III)-Containing Metallosupramolecular Arrays Induced by Tris(spiroborate) Twin Bowl" "Hiroshi Danjo,* Toshi Nakagawa, Kosuke Katagiri, Masatoshi Kawahata, Seiki Yoshigai, Toshifumi Miyazawa, Kentaro Yamaguchi" "<i>Cryst. Growth Des.</i>" <b>15</b> 384-389 2015 ?SW???e "Novel pharmaceutical cocrystal consisting of paracetamol and trimethylglycine, a new promising cocrystal former" "Yusuke Maeno, Toshiro Fukami,* Masatoshi Kawahata, Kentaro Yamaguchi, Tatsuaki Tagami, Tetsuya Ozeki, Toyofumi Suzuki, Kazuo Tomono" "<i>Int. J. Pharm.</i>" <b>473</b> 179-186 2014 ?SW???e "Robust trans-Amide Helical Structure of Oligomers of Bicyclic Mimics of &beta;-Proline: Impact of Positional Switching of Bridgehead Substituent on Amide cis-trans Equilibrium" "Siyuan Wang, Yuko Otani,* Xin Liu, Masatoshi Kawahata, Kentaro Yamaguchi, Tomohiko Ohwada*" "<i>J. Org. Chem.</i>" <b>79</b> 5287-5300 2014 ?SW???e "Enantioselective Synthesis of &alpha;-Silylamines by Meerwein-Ponndorf-Verley-Type Reduction of &alpha;-Silylimines by a Chiral Lithium Amide" "Yasuhiro Kondo, Michiko Sasaki,* Masatoshi Kawahata, Kentaro Yamaguchi, Kei Takeda" "<i>J. Org. Chem.</i>" <b>79</b> 3601-3609 2014 ?SW???e "Enantiodivergent Deprotonation/Acylation of &alpha;-Amino Nitriles" "Michiko Sasaki, Tomo Takegawa, Kunihiro Sakamoto, Yuri Kotomori, Yuko Otani,* Tomohiko Ohwada, Masatoshi Kawahata, Kentaro Yamaguchi, Kei Takeda*" "<i>Angew. Chem. Int. Ed.</i>" <b>52</b> 12956-12960 2013 ?SW???e "Eight New Diterpenoids and Two New Nor-Diterpenoids from the Stems of <i>Croton cascarilloides</i>" "Susumu Kawakami, Hiroki Toyoda, Liva Harinantenaina, Katsuyoshi Matsunami, Hideaki Otsuka,* Takakazu Shinzato, Yoshio Takeda, Masatoshi Kawahata, Kentaro Yamaguchi" "<i>Chem. Pharm. Bull.</i>" <b>61</b> 411-418 2013 ?SW???e "Chirality Transfer in Brook Rearrangement-mediated S<i>E</i>2 Solvolytic Protonation and Its Use in Estimation of the Propensity for Racemization of the &alpha;-Lithiocarbanions of the Substituents" "Michiko Sasaki, Misato Fujiwara, Yuri Kotomori, Masatoshi Kawahata, Kentaro Yamaguchi, Kei Takeda*" <i>Tetrahedron</i> <b>69</b> 5823-5828 2013 ?SW???e "Preparation of Tris(spiroorthocarbonate) Cyclophanes as Back to Back Ditopic Hosts" "Hiroshi Danjo,* Kazuhisa Iwaso, Masatoshi Kawahata, Kazuaki Ohara, Toshifumi Miyazawa, Kentaro Yamaguchi" "<i>Org. Lett.</i>" <b>15</b> 2164-2167 2013 ?SW???e "Stereochemical Evidence for Stabilization of a Nitrogen Cation by Neighboring Chlorine or Bromine" "Tomohiko Ohwada,* Norihiko Tani, Yuko Sakamaki, Yoji Kabasawa, Yuko Otani, Masatoshi Kawahata, Kentaro Yamaguchi*" "<i>Proc. Natl. Acad. Sci. U.S.A.</i>" <b>110</b> 4206-4211 2013 ?SW???e "Microtropins A-I: 6'-<i>O</i>-(2''<i>S</i>,3''<i>R</i>)-2''-Ethyl-2'',3''-dihydroxybutyrates of Aliphatic Alcohol &beta;-D-glucopyranosides from the Branches of <i>Microtropis japonica</i>" "Yuka Uemura, Sachiko Sugimoto, Katsuyoshi Matsunami, Hideaki Otsuka,* Yoshio Takeda, Masatoshi Kawahata, Kentaro Yamaguchi" <i>Phytochemistry</i> <b>87</b> 140-147 2013 ?SW???e "A Novel Organobismuth Compound, 1-[(2-di-<i>p</i>-tolylbismuthanophenyl)diazenyl]Pyrrolidine, Induces Apoptosis in the Human Acute Promyelocytic Leukemia Cell Line NB4 via Reactive Oxygen Species" "Kengo Onishi, Mizuho Douke, Taisuke Nakamura, Youta Ochiai, Naoki Kakusawa, Shuji Yasuike,* Jyoji Kurita, Chika Yamamoto, Masatoshi Kawahata, Kentaro Yamaguchi,* Tatsuo Yagura**" "<i>J. Inorg. Biochem.</i>" <b>117</b> 77-84 2012 ?SW???e "Crystal Structure of a Methanesulfonate Salt of 4-(<i>N</i>-methyl)pyridinium boronic acid" "Satoshi Iwatsuki,* Yuki Kanamatsu, Hidetaka Ohara, Masatoshi Kawahata, Hiroshi Danjo, Koji Ishihara" "<i>X-ray Struct. Anal. Online</i>" <b>28</b> 63-64 2012 ?SW???e "Three New Aliphatic Glycosides from the Leaves of <i>Antidesma japonicum</i> Sieb. et Zucc." "Ayumi Iha, Katsuyoshi Matsunami, Hideaki Otsuka,* Masatoshi Kawahata, Kentaro Yamaguchi, Yoshio Takeda" "<i>J. Nat. Med.</i>" <b>66</b> 664-670 2012 ?SW???e "La(OTf)<sub>3</sub>-mediated Self-organization of Guanosine with an Alkynyl-Au(I)PPh<sub>3</sub> Moiety to Induce Au(I)-Au(I) Interactions" "Xiangtai Meng, Toshiyuki Moriuchi,* Yuki Sakamoto, Masatoshi Kawahata, Kentaro Yamaguchi, Toshikazu Hirao*" "<i>RSC Adv.</i>" <b>2</b> 4359-4363 2012 ?SW???e "Polymorphism of Aromatic Sulfonamides with Fluorine Groups" "Sho Terada, Kosuke Katagiri, Hyuma Masu, Hiroshi Danjo, Yoshihisa Sei, Masatoshi Kawahata, Masahide Tominaga, Kentaro Yamaguchi, Isao Azumaya*" "<i>Cryst. Growth Des.</i>" <b>12</b> 2908-2916 2012 ?SW???e "Tris(spiroborate)-Type Anionic Nanocycles" "Hiroshi Danjo,* Natsuyo Mitani, Yusuke Muraki, Masatoshi Kawahata, Isao Azumaya, Kentaro Yamaguchi, Toshifumi Miyazawa" "<i>Chem. -Asian J.</i>" <b>7</b> 1529-1532 2012 ?SW???e "Secondary Structure of Homo-thiopeptides Based on a Bridged &beta;-Proline Analogue: Preferred Formation of Extended Strand Structures with <i>trans</i>-Thioamide Bonds" "Yuko Otani,* Tetsuharu Hori, Masatoshi Kawahata, Kentaro Yamaguchi, Tomohiko Ohwada*" <i>Tetrahedron</i> <b>68</b> 4418-4428 2012 ?SW???e "Enantioselective Trapping of an &alpha;-Chiral Carbanion of Acyclic Nitrile by a Carbon Electrophile" "Michiko Sasaki, Tomo Takegawa, Hidaka Ikemoto, Masatoshi Kawahata, Kentaro Yamaguchi, Kei Takeda*" "<i>Chem. Commun.</i>" <b>48</b> 2897-2899 2012 ?SW???e "Asymmetric Synthesis of 2-Propylisofagomine Using Allylic Hydroxy Group Accelerated Ring-Closing Enyne Metathesis" "Tatsuya Taguchi, Tatsushi Imahori, Yuichi Yoshimura, Atsushi Kato, Isao Adachi, Masatoshi Kawahata, Kentaro Yamaguchi, Hiroki Takahata*" <i>Heterocycles</i> <b>84</b> 929-944 2012 ?SW???e "Linderolides A-F, Eudesmane-type Sesquiterpene Lactones and Linderoline, a Germacrane-type Sesquiterpene from the Roots of <i>Lindera strychnifolia</i> and their Inhibitory Activity on NO Production in RAW 264.7 cells <i>in vitro</i>" "Hitomi Sumioka, Liva Harinantenaina, Katsuyoshi Matsunami, Hideaki Otsuka,* Masatoshi Kawahata, Kentaro Yamaguchi" <i>Phytochemistry</i> <b>72</b> 2165-2171 2011 ?SW???e "Steric Course of the Electrophilic Substitution of a Lithiocarbanion Generated from (<i>S</i>,<i>E</i>)-1-Phenylbut-2-en-1-yl Diisopropylcarbamate and Solvent Effects" "Hidaka Ikemoto, Michiko Sasaki, Masatoshi Kawahata, Kentaro Yamaguchi, Kei Takeda*" "<i>Eur. J. Org. Chem.</i>" 6553-6557 2011 ?SW???e "Enantioselective Synthesis of Chelidonine, a B/C-<i>cis</i>-11-hydroxyhexahydrobenzo[<i>c</i>]phenanthridine Alkaloid" "Miki Ito, Fujiko Konno, Takuya Kumamoto, Noriyuki Suzuki, Masatoshi Kawahata, Kentaro Yamaguchi, Tsutomu Ishikawa*" <i>Tetrahedron</i> <b>67</b> 8041-8049 2011 ?SW???e "Synthesis and Assembling Properties of Bioorganometallic Cyclometalated Au(III) Alkynyls Bearing Guanosine Moieties" "Xiangtai Meng, Toshiyuki Moriuchi, Norimitsu Tohnai, Mikiji Miyata, Masatoshi Kawahata, Kentaro Yamaguchi, Toshikazu Hirao*" "<i>Org. Biomol. Chem.</i>" <b>9</b> 5633-5636 2011 ?SW???e "Enantioselective Synthesis of Siloxyallenes from Alkynoylsilanes by Reduction and a Brook Rearrangement and Their Subsequent Trapping in a [4+2] Cycloaddition" "Michiko Sasaki, Yasuhiro Kondo, Masatoshi Kawahata, Kentaro Yamaguchi, Kei Takeda*" "<i>Angew. Chem. Int. Ed.</i>" <b>50</b> 6375-6378 2011 ?SW???e "Crystal Structure, Docking Study and Structure-Activity Relationship of Carborane-Containing Androgen Receptor Antagonist 3-(12-Hydroxymethyl-1,12-dicarba-closo-dodecarboran-1-yl) benzonitrile" "Kiminori Ohta, Tokuhito Goto, Shinya Fujii, Masatoshi Kawahata, Akifumi Oda, Shigeru Ohta, Kentaro Yamaguchi, Shuichi Hirono, Yasuyuki Endo*" "<i>Bioorg. Med. Chem.</i>" <b>19</b> 3540-3548 2011 ?SW???e "Bis(methylthio)tetracenes: Synthesis, Crystal-Packing Structures, and OFET Properties" "Takakazu Kimoto, Kenro Tanaka, Masatoshi Kawahata, Kentaro Yamaguchi, Saika Otsubo, Yoshimasa Sakai, Yuuki Ono, Akira Ohno, Kenji Kobayashi*" "<i>J. Org. Chem.</i>" <b>76</b> 5018-5025 2011 ?SW???e "A G-Octamer Scaffold via Self-Assembly of a Guanosine-Based Au(I) Isonitrile Complex for Au(I)-Au(I) Interaction" "Xiangtai Meng, Toshiyuki Moriuchi, Masatoshi Kawahata, Kentaro Yamaguchi, Toshikazu Hirao*" "<i>Chem. Commun.</i>" <b>47</b> 4682-4684 2011 ?SW???e [2-(Dimethylaminomethyl)phenyl]bis(4-methylphenyl)bismuthane "Masatoshi Kawahata, Shuji Yasuike, Izumi Kinebuchi, Kentaro Yamaguchi, Jyoji Kurita*" "<i>Acta Cryst.</i>" <b>E67</b> m25 2011 ?SW???e "Crystal Structure of Spherical Aromatic Amide: Pseudopolymorphs and Formation of Infinite Water Cluster in the Channel Structure" "Hyuma Masu, Yuko Sagara, Fumiaki Imabeppu, Hiroaki Takayanagi, Kosuke Takayanagi, Masatoshi Kawahata, Masahide Tominaga, Hiroyuki Kagechika, Kentaro Yamaguchi, Isao Azumaya*" <i>CrystEngComm</i> <b>13</b> 406-409 2011 ?SW???e "Schefflerins A-G, New Triterpene Glucosides from the Leaves of <i>Schefflera arboricola</i>" "Zhimin Zhao, Katsuyoshi Matsunami, Hideaki Otsuka,* Takakazu Shinzato, Yoshio Takeda, Masatoshi Kawahata, Kentaro Yamaguchi" "<i>Chem. Pharm. Bull.</i>" <b>58</b> 1343-1348 2010 ?SW???e "Assembly Modulation by Adjusting Counter Charges of Heterobimetallic Supramolecular Polymers Composed of Tris(spiroborate) Twin Bowls" "Hiroshi Danjo,* Kadzuya Hirata, Masanori Noda, Susumu Uchiyama, Kiichi Fukui, Masatoshi Kawahata, Isao Azumaya, Kentaro Yamaguchi, Toshifumi Miyazawa" "<i>J. Am. Chem. Soc.</i>" <b>132</b> 15556-15558 2010 ?SW???e "Water-Stable Helical Structure of Tertiary Amides of Bicyclic &beta;-Amino Acid Bearing 7-Azabicyclo[2.2.1]heptane. Full Control of Amide Cis-Trans Equilibrium by Bridgehead Substitution" "Masahiro Hosoya, Yuko Otani,* Masatoshi Kawahata, Kentaro Yamaguchi, Tomohiko Ohwada*" "<i>J. Am. Chem. Soc.</i>" <b>132</b> 14780-14789 2010 ?SW???e "A Crotofolane-Type Diterpenoid and a Rearranged Nor-crotofolane-type Diterpenoid with a New Skeleton from the Stems of <i>Croton cascarilloides</i>" "Susumu Kawakami, Katsuyoshi Matsunami, Hideaki Otsuka,* Takakazu Shinzato, Yoshio Takeda, Masatoshi Kawahata, Kentaro Yamaguchi" "<i>Tetrahedron Lett.</i>" <b>51</b> 4320-4322 2010 ?SW???e "Zierane Sesquiterpene Lactone, Cembrane and Fusicoccane Diterpenoids, from the Tahitian Liverwort <i>Chandonanthus hirtellus</i>" "Ismiarni Komala, Takuya Nagashima, Fumihiro Yagi, Yasuyuki Yagi, Masatoshi Kawahata, Kentaro Yamaguchi, Yoshinori Asakawa*" <i>Phytochemistry</i> <b>71</b> 1387-1394 2010 ?SW???e "Ring-Opening Reaction of Unactivated 3-Arylaziridine-2-carboxylates with Nitrile Reagents" "Yukiko Hayashi, Takuya Kumamoto, Masatoshi Kawahata, Kentaro Yamaguchi, Tsutomu Ishikawa*" <i>Tetrahedron</i> <b>66</b> 3836-3841 2010 ?SW???e "Complexability of <i>o</i>-Bisguanidinobenzenes with Arsenic and Phosphoric Acids in Solution and Solid States, and the Potential Use of Their Immobilized Derivatives as Solid Base Ligands for Metal Salts and Arsenic Acid" "Tomoya Ito, Koji Suda, Takuya Kumamoto, Waka Nakanishi, Toshiko Watanabe, Tsutomu Ishikawa,* Hiroko Seki, Masatoshi Kawahata, Kentaro Yamaguchi, Yasumitsu Ogura, Kazuo T. Suzuki" "<i>Molecular Diversity</i>" <b>14</b> 131-145 2010 ?SW???e "Characterization of Various <i>o</i>-Bisguanidinobenzene-Benzoic Acid Complexes in Solid and in Solution States" "Takuya Kumamoto, Kazuaki Shikii, Masatoshi Kawahata, Kentaro Yamaguchi, Waka Nakanishi, Tsutomu Ishikawa, Hiroko Seki*" <i>Heterocycles</i> <b>80</b> 303-311 2010 ?SW???e "Polymorphic Properties of Ionic Liquid of 1-Isopropyl-3-methylimidazolium Bromide" "Masatoshi Kawahata, Takatsugu Endo, Hiroko Seki, Keiko Nishikawa,* Kentaro Yamaguchi*" "<i>Chem. Lett.</i>" <b>38</b> 1136-1137 2009 ?SW???e "Synthesis of Optically Active P-Chirogenic Ferrocene-Fused Benzophosphole by Diastereoselective Intramolecular Cyclization of Phosphanylferrocene Derivatives" "Shuji Yasuike, Jun-ichi Hagiwara, Hiroshi Danjo, Masatoshi Kawahata, Naoki Kakusawa, Kentaro Yamaguchi, Jyoji Kurita*" <i>Heterocycles</i> <b>79</b> 3001-3010 2009 ?SW???e "Guest-Encapsulation Behavior in a Self-Assembled Heterodimeric Capsule" "Hitomi Kitagawa, Masatoshi Kawahata, Ryosuke Kitagawa, Yoshifumi Yamada, Masamichi Yamanaka, Kentaro Yamaguchi, Kenji Kobayashi*" <i>Tetrahedron</i> <b>65</b> 7234-7239 2009 ?SW???e "Absolute Configuration of (+)-Pinoresinol 4-<i>O</i>-[6  -<i>O</i>-Galloyl]-&beta;-<sub>D</sub>-glucopyranoside, Macarangiosides E, and F Isolated from the Leaves of <i>Macaranga tanarius</i>" "Katsuyoshi Matsunami, Hideaki Otsuka,* Kazunari Kondo, Takakazu Shinzato, Masatoshi Kawahata, Kentaro Yamaguchi, Yoshio Takeda" <i>Phytochemistry</i> <b>70</b> 1277-1285 2009 ?SW???e "[2,3]-Wittig Rearrangement of Enantiomerically Enriched 3-Substituted 1-Propenyloxy-1-phenyl-2-propen-1-yl Carbanions: Effect of Heteroatoms and Conjugating Groups on Planarization of an &alpha;-Oxy-Benzylcarbanion through a Double Bond" "Michiko Sasaki, Hidaka Ikemoto, Masatoshi Kawahata, Kentaro Yamaguchi, Kei Takeda*" "<i>Chem. -Eur. J.</i>" <b>15</b> 4663-4666 2009 ?SW???e "Stereoselective S<sub>E</sub>2 Protonation of &alpha;-Hydroxyallylsilanes Mediated by a Brook Rearrangement" "Michiko Sasaki, Yuri Shirakawa, Masatoshi Kawahata, Kentaro Yamaguchi, Kei Takeda*" "<i>Chem. -Eur. J.</i>" <b>15</b> 3363-3366 2009 ?SW???e "Semi-Quantitative Approaches to the Coordination Ability of <i>o</i>-Bisguanidiniobenzenes with Metal Salts" "Koji Suda, Noriko Saito, Takuya Kumamoto, Waka Nakanishi, Masatoshi Kawahata, Kentaro Yamaguchi, Kazuo T. Suzuki, Tsutomu Ishikawa*" <i>Heterocycles</i> <b>77</b> 375-387 2009 ?SW???e "Replacing Alkyl Sulfonamide with Aromatic Sulfonamide in Sulfonamide-type RXR Agonists Favors Switch towards Antagonist Activity" "Ken-ichi Morishita, Nobumasa Yakushiji, Fuminori Ohsawa, Kayo Takamatsu, Nobuyasu Matsuura, Makoto Makishima, Masatoshi Kawahata, Kentaro Yamaguchi, Akihoro Tai, Kenji Sasaki, Hiroki Kakuta*" "<i>Bioorg. & Med. Chem. Lett.</i>" <b>19</b> 1001-1003 2009 ?SW???e "Chemical Constituents of Imported <i>Rosae fructus</i>" "Susumu Kawakami, Katsuyoshi Matsunami, Hideaki Otsuka,* Masatoshi Kawahata, Kentaro Yamaguchi" "<i>J. Nat. Med.</i>" <b>63</b> 46-51 2009 ?SW???e "Costruction of Optically Active Multimetallic Systems of Rhodium(I), Palladium(II), and Ruthenium(II) with a P-Chiral Tetraphosphine Ligand" "Keiji Yashio, Masatoshi Kawahata, Hiroshi Danjo,* Kentaro Yamaguchi,* Masaharu Nakamura, Tsuneo Imamoto" "<i>J. Organomet. Chem.</i>" <b>694</b> 97-102 2009 ?SW???e "Novel Oxime and Oxime Ether Derivatives of 12,14-Dichlorodehydroabietic Acid: Design, Synthesis, and BK Channel-Opening Activity" "Yong-Mei Cui, Eriko Yasutomi, Yuko Otani, Takashi Yoshinaga, Katsutoshi Ido, Kohei Sawada, Masatoshi Kawahata, Kentaro Yamaguchi, Tomohiko Ohwada*" "<i>Bioorg. & Med. Chem. Lett.</i>" <b>18</b> 6386-6389 2008 ?SW???e "Nonplanar Structures of Thioamides Derived from 7-Azabicyclo[2.2.1]heptane. Electronically Tunable Planarity of Thioamides" "Tetsuharu Hori, Yuko Otani, Masatoshi Kawahata, Kentaro Yamaguchi, Tomohiko Ohwada*" "<i>J. Org. Chem.</i>" <b>73</b> 9102-9108 2008 ?SW???e "Chirality Transfer from Epoxide to Carbanion: Base-Induced Alkylation of <i>O</i>-Carbamoyl Cyanohydrins of &beta;-Silyl-&alpha;, &beta;-epoxy Aldehyde" "Michiko Sasaki, Eiji Kawanishi, Yuri Shirakawa, Masatoshi Kawahata, Hyuma Masu, Kentaro Yamaguchi, Kei Takeda*" "<i>Eur. J. Org. Chem.</i>" 3061-3064 2008 ?SW???e "Diastereoselective Brook Rearrangement-Mediated [3 + 4] Annulation: Application to a Formal Synthesis of (+)-Laurallene" "Michiko Sasaki, Azusa Hashimoto, Koudai Tanaka, Masatoshi Kawahata, Kentaro Yamaguchi, Kei Takeda*" "<i>Org. Lett.</i>" <b>10</b> 1803-1806 2008 ?SW???e "Secondary Metabolites of <i>Cinnamosma madagascariensis</i> and Their &alpha;-Glucosidase Inhibitory Properties" "Liva Harinantenaina, Katsuyoshi Matsunami, Hideaki Otsuka,* Masatoshi Kawahata,* Kentaro Yamaguchi, Yoshinori Asakawa" "<i>J. Nat. Prod.</i>" <b>71</b> 123-126 2008 ?SW???e "Triarylantimony Dicarboxylates as Pseudo-Halides for Palladium-Catalyzed Cross-Coupling Reaction with Arylboronic Acids and Triarylbismuthanes without Any Base" "Weiwei Qin, Shuji Yasuike, Naoki Kakusawa, Yoshiyuki Sugawara, Masatoshi Kawahata, Kentaro Yamaguchi, Jyoji Kurita*" "<i>J. Organomet. Chem.</i>" <b>693</b> 109-116 2008 ?SW???e "Optical Resolution of (&plusmn;)-1,2-Bis(2-methylphenyl)ethylene-1,2-diamine as a Chiral Framework for 2-Iminoimidazolidine with 2-Methylphenyl Pendant and the Guanidine-Catalyzed Asymmetric Michael Reaction of <i>tert</i>-Butyl Diphenyliminoacetate and Ethyl Acrylate" "Akemi Ryoda, Nana Yajima, Toyokazu Haga, Takuya Kumamoto, Waka Nakanishi, Masatoshi Kawahata, Kentaro Yamaguchi, Tsutomu Ishikawa*" "<i>J. Org. Chem.</i>" <b>73</b> 133-141 2008 ?SW???e "Asymmetric Crystallization of Bisguanidinobenzene Derivatives" "Waka Nakanishi, Akiko Ogino, Masatoshi Kawahata, Kentaro Yamaguchi, Tsutomu Ishikawa*" "<i>Tetrahedron Lett.</i>" <b>48</b> 8526-8530 2007 ?SW???e "Crystal Structures of 1-Isopropyl-3-methylimidazolium Iodide and 2,3-Dimethyl-1-isopropylimidazolium Iodide" "Takashi Fujimoto, Masatoshi Kawahata, Masamichi Nakakoshi, Tomoya Machinami, Hiroko Seki, Mitusuru Tashiro*" "<i>Anal. Sci.</i>" <b>23</b> x223-x224 2007 ?SW???e "Crystal Structure of 2,3-Dimethyl-1-isopropylimidazolium Bromide" "Takashi Fujimoto, Masatoshi Kawahata, Masamichi Nakakoshi, Kentaro Yamaguchi, Tomoya Machinami, Hiroko Seki, Keiko Nishikawa, Mitsuru Tashiro*" "<i>Anal. Sci.</i>" <b>23</b> x107-x108 2007 ?SW???e "Solid-State Supramolecular Array through Cooperative &pi;-&pi; Interactions of 1-(2-Methoxyphenyl)-<i>o</i>-carborane" "Kiminori Ohta, Hiroto Yamazaki, Fabio Pichierri, Masatoshi Kawahata, Kentaro Yamaguchi, Yasuyuki Endo*" <i>Tetrahedron</i> <b>63</b> 12160-12165 2007 ?SW???e "Proton-Driven Conformational Change in a 2-Aryl-<i>p</i>-carborane Constrained by an Intramolecular C-H---O Hydrogen Bond" "Kiminori Ohta, Hiroto Yamazaki, Masatoshi Kawahata, Kentaro Yamaguchi, Fabio Pichierri, Yasuyuki Endo*" "<i>Tetrahedron Lett.</i>" <b>48</b> 5231-5234 2007 ?SW???e "Ring-opening Reactions of 3-Aryl-1-benzylaziridine-2-carboxylates and Application to the Asymmetric Synthesis of an Amphetamine-Type Compound" "Tomoyuki Manaka, Shin-Ichiro Nagayama, Wannaporn Desadee, Naoki Yajima, Takuya Kumamoto, Toshiko Watanabe, Tsutomu Ishikawa,* Masatoshi Kawahata, Kentaro Yamaguchi" "<i>Helv. Chim. Acta.</i>" <b>90</b> 128-142 2007 ?SW???e "Design and Synthesis of a Novel Ring-expanded 4 Thio-apio-nucleoside Derivatives" "Yuichi Yoshimura,* Yoshiko Yamazaki, Masatoshi Kawahata, Kentaro Yamaguchi, Hiroki Takahata*" "<i>Tetrahedron Lett.</i>" <b>48</b> 4519-1522 2007 ?SW???e "Design, Synthesis, and Biological Activity of Folate Recepter-Targeted Prodrugs of Thiolate Histone Deacetylase Inhibitors" "Takayoshi Suzuki,* Shinya Hisakawa, Yukihiro Itoh, Nobuaki Suzuki, Katsumasa Takahashi, Masatoshi Kawahata, Kentaro Yamaguchi, Hidehiko Nakagawa, Naoki Miyata*" "<i>Bioorg. & Med. Chem. Lett.</i>" <b>17</b> 4208-4212 2007 ?SW???e "Stereocontrolled Construction of Seven-Membered Carbocycles Using a Combination of Brook Rearrangement Mediated [3 + 4] Annulation and Epoxysilane Rearrangement" "Yoshio Nakai, Masatoshi Kawahata, Kentaro Yamaguchi, Kei Takeda*" "<i>J. Org. Chem.</i>" <b>72</b> 1379-1387 2007 ?SW???e "Concise Synthesis of Arnottin I and (")-Arnottin II" "Fujiko Konno, Tsutomu Ishikawa,* Masatoshi Kawahata, Kentaro, Yamaguchi" "<i>J. Org. Chem.</i>" <b>71</b> 9818-9823 2006 ?SW???e "Enhanced Catalase-Like Activity of Manganese Salen Complexes in Water: Effect of a Three-Dimensionally Fixed Auxiliary" "Yoritada Watanabe, Azusa Namba, Naoki Umezawa, Masatoshi Kawahata, Kentaro Yamaguchi, Tsunehiko Higuchi*" "<i>Chem. Commun.</i>" 4958-4960 2006 ?SW???e "Guanidinium Ylide Mediated Aziridination: Identification of a Spiro Imidazolidine-Oxazolidine Intermediate" "Wannaporn Disadee, Tsutomu Ishikawa,* Masatoshi Kawahata, Kentaro Yamaguchi" "<i>J. Org. Chem.</i>" <b>71</b> 6600-6603 2006 ?SW???e "Synthesis and Cofacial &pi;-Stacked Packing Arrangement of 6,13-Bis(alkylthio)penthacene" "Kenji Kobayashi,* Reishi Shimaoka, Masatoshi Kawahata, Masamichi Yamanaka, Kentaro Yamaguchi" "<i>Org. Lett.</i>" <b>9</b> 2385-2388 2006 ?SW???e "Epoxysilane Rearrangement Induced by a Carbanion Generated by Conjugate Addition of Enolates of Chloroacetate and &alpha;-Chloroacetamides: Formation of Functionalized Cyclopropane Derivatives" "Noriko Okamoto, Michiko Sasaki, Masatoshi Kawahata, Kentaro Yamaguchi, Kei Takeda*" "<i>Org. Lett.</i>" <b>8</b> 1889-1891 2006 ?SW???e "Absolute Ordered Cluster Formation of an <i>o</i>-Bisguanidinobenzene - Benzoic Acid Complexes" "Masatoshi Kawahata, Kazuaki Shikii, Hiroko Seki, Tsutomu Ishikawa,* Kentaro Yamaguchi*" "<i>Chem. Pharm. Bull.</i>" <b>54</b> 147-148 2006 ?SW???e 1,8-Bis(dimethylethyleneguanidino)naphthalene "Masatoshi Kawahata, Tsutomu Ishikawa, Kentaro Yamaguchi*" "<i>Acta Cryst.</i>" <b>E62</b> o4549-o4550 2006 ?SW???e (4<i>R</i>,5<i>R</i>)-1,3-Dimethyl-4,5-diphenylimidazolidine-2-one "Masatoshi Kawahata, Noriko Saito, Tsutomu Ishikawa, Kentaro Yamaguchi*" "<i>Acta Cryst.</i>" <b>E62</b> o3488-o3489 2006 ?SW???e 2,2 -<i>o</i>-Phenylenebis(1,3-dimethylguanidine) "Masatoshi Kawahata, Kentaro Yamaguchi,* Tomoya Ito, Tsutomu Ishikawa" "<i>Acta Cryst.</i>" <b>E62</b> o3301-o3302 2006 ?SW???e "New labdane-type diterpenoids from <i>Croton Oblongifolius</i> and their cytotoxic activity" "Chaiyo Chaichantipyuth,* Amorn Petsom, Pagorn Taweechotipatr, Nongnuj Muangsin, Narongsak Chaichit, Songchan Puthong, Sophon Roengsumran, Masatoshi Kawahata, Toshiko Watanabe, Tsutomu Ishikawa" <i>Heterocycles</i> <b>65</b> 809-822 2005 ?SW???e "<i>ent</i>-Halimane Diterpenes and a Guaiane Sesquiterpene from <i>Cladogynos orientalis</i>" "Mayuree Kanlayavattanakul, Nijsiri Ruangrungsi,* Toshiko Watanabe, Masatoshi Kawahata, Bruno Therrien, Kentaro Yamaguchi, Tsutomu Ishikawa" "<i>J. Nat. Prod.</i>" <b>68</b> 7-10 2005 ?SW???e "<i>o</i>-Bisguanidinobenzene, a Powerful Hydrogen Acceptor: Crystal Structures of Organic Complexes with Benzoic Acid, Phenol, and Benzyl Alcohol" "Masatoshi Kawahata, Kentaro Yamaguchi, Tsutomu Ishikawa*" "<i>Cryst. Growth Des.</i>" <b>5</b> 373-377 2005 ?SW???e "Synthesis of Panax Acetylenes: Chiral Syntheses of Acetylpanaxydol, PQ-3 and Panaxydiol" "Mitsuru Satoh,* Mitsuo Watanabe, Masatoshi Kawahata, Kunihiko Mohri, Yuki Yoshida, Kimiaki Isobe, Yasuo Fujimoto" "<i>Chem. Pharm. Bull.</i>" <b>52</b> 418-421 2004