Works by Fujioka, Hiromichi

Results: 36

Reversing the Reactivity of Carbonyl Functions with Phosphonium Salts: Enantioselective Total Synthesis of (+)-Centrolobine.

Published in:

Angewandte Chemie, 2011, v. 123, n. 51, p. 12440, doi. 10.1002/ange.201106046

By:

Fujioka, Hiromichi;
Yahata, Kenzo;
Kubo, Ozora;
Sawama, Yoshinari;
Hamada, Tomohito;
Maegawa, Tomohiro

Publication type:

Article

First Asymmetric Total Synthesis and Insight into the Structure of Laurenidificin.

Published in:

European Journal of Organic Chemistry, 2017, v. 2017, n. 19, p. 2715, doi. 10.1002/ejoc.201700321

By:

Yoshikawa, Yusuke;
Yamakawa, Maki;
Kobayashi, Tetsuya;
Murai, Kenichi;
Arisawa, Mitsuhiro;
Sumimoto, Michinori;
Fujioka, Hiromichi

Publication type:

Article

A Chiral Hypervalent Iodine(III) Reagent for Enantioselective Dearomatization of Phenols.

Published in:

Angewandte Chemie International Edition, 2008, v. 47, n. 20, p. 3787, doi. 10.1002/anie.200800464

By:

Dohi, Toshifumi;
Maruyama, Akinobu;
Takenaga, Naoko;
Senami, Kento;
Minamitsuji, Yutaka;
Fujioka, Hiromichi;
Caemmerer, Simon B.;
Kita, Yasuyuki

Publication type:

Article

Domino Reaction of 2,3-Epoxy-1-alcohols and PIFA in the Presence of H2O and the Concise Synthesis of (+)-TanikolideThis work was supported by Grants-in Aid for Scientific Research (S) from the Ministry of Education, Culture, Sports, Science, and Technology (Japan). PIFA=phenyliodine(III) bis(trifluoroacetate).

Published in:

Angewandte Chemie International Edition, 2005, v. 44, n. 36, p. 5857, doi. 10.1002/anie.200501686

By:

Yasuyuki Kita;
Satoshi Matsuda;
Eri Fujii;
Mai Horai;
Kayoko Hata;
Hiromichi Fujioka

Publication type:

Article

A Double Iodoetherification of σ-Symmetric Diene Acetals for Installing Four Stereogenic Centers in a Single Operation: Short Asymmetric Total Synthesis of RubrenolideThis work was supported by Grants-in-Aid for Scientific Research [(S) and (C)] from the Ministry of Education, Culture, Sports, Science, and Technology, Japan. The authors gratefully thank Prof. B. Zwanenburg and Dr. L. Thijs for the generous gift of the mixture of natural rubrenolide and rubrynolide.

Published in:

Angewandte Chemie International Edition, 2005, v. 44, n. 5, p. 734, doi. 10.1002/anie.200461584

By:

Hiromichi Fujioka;
Yusuke Ohba;
Hideki Hirose;
Kenichi Murai;
Yasuyuki Kita

Publication type:

Article

Development of an Enyne Metathesis/Isomerization/Diels-Alder One-Pot Reaction for the Synthesis of a Novel Near-Infrared (NIR) Dye Core.

Published in:

Chemistry - A European Journal, 2015, v. 21, n. 48, p. 17491, doi. 10.1002/chem.201502313

By:

Yamashita, Kohei;
Fujii, Yuki;
Yoshioka, Shohei;
Aoyama, Hiroshi;
Tsujino, Hirofumi;
Uno, Tadayuki;
Fujioka, Hiromichi;
Arisawa, Mitsuhiro

Publication type:

Article

Self-Assembled Multilayer-Stabilized Nickel Nanoparticle Catalyst for Ligand-Free Cross-Coupling Reactions: in situ Metal Nanoparticle and Nanospace Simultaneous Organization.

Published in:

Advanced Synthesis & Catalysis, 2016, v. 358, n. 15, p. 2449, doi. 10.1002/adsc.201600024

By:

Hoshiya, Naoyuki;
Fujiki, Katsumasa;
Taniguchi, Takahisa;
Honma, Tetsuo;
Tamenori, Yusuke;
Xiao, Mincen;
Saito, Nozomi;
Yokoyama, Mami;
Ishii, Akira;
Fujioka, Hiromichi;
Shuto, Satoshi;
Sato, Yoshihiro;
Arisawa, Mitsuhiro

Publication type:

Article

One-Pot Olefin Isomerization/Aliphatic Enamine Ring-Closing Metathesis/Oxidation/1,3-Dipolar Cycloaddition for the Synthesis of Isoindolo[1,2-a]isoquinolines.

Published in:

Advanced Synthesis & Catalysis, 2015, v. 357, n. 18, p. 4055, doi. 10.1002/adsc.201500680

By:

Fujii, Yuki;
Takehara, Tsunayoshi;
Suzuki, Takeyuki;
Fujioka, Hiromichi;
Shuto, Satoshi;
Arisawa, Mitsuhiro

Publication type:

Article

Asymmetric Total Synthesis of (−)-Stenine and 9a- epi-Stenine.

Published in:

Chemistry - A European Journal, 2012, v. 18, n. 43, p. 13861, doi. 10.1002/chem.201200376

By:

Fujioka, Hiromichi;
Nakahara, Kenji;
Kotoku, Naoyuki;
Ohba, Yusuke;
Nagatomi, Yasushi;
Wang, Tsung-Lung;
Sawama, Yoshinari;
Murai, Kenichi;
Hirano, Kie;
Oki, Tomohiro;
Wakamatsu, Shintaro;
Kita, Yasuyuki

Publication type:

Article

Effects of Phosphorus Substituents on Reactions of α-Alkoxyphosphonium Salts with Nucleophiles.

Published in:

Chemistry - A European Journal, 2012, v. 18, n. 36, p. 11423, doi. 10.1002/chem.201200480

By:

Goto, Akihiro;
Otake, Kazuki;
Kubo, Ozora;
Sawama, Yoshinari;
Maegawa, Tomohiro;
Fujioka, Hiromichi

Publication type:

Article

C<sub>3</sub>-Symmetric Trisimidazoline-Catalyzed Enantioselective Bromolactonization of Internal Alkenoic Acids.

Published in:

Chemistry - A European Journal, 2012, v. 18, n. 27, p. 8448, doi. 10.1002/chem.201200647

By:

Murai, Kenichi;
Nakamura, Akira;
Matsushita, Tomoyo;
Shimura, Masato;
Fujioka, Hiromichi

Publication type:

Article

Enantioselective, Desymmetrizing, Bromolactonization Reactions of Symmetric Olefinic Dicarboxylic Acids.

Published in:

Chemistry - An Asian Journal, 2014, v. 9, n. 12, p. 3511, doi. 10.1002/asia.201402865

By:

Murai, Kenichi;
Nakajima, Junki;
Nakamura, Akira;
Hyogo, Norimichi;
Fujioka, Hiromichi

Publication type:

Article

Preparation of THP-Ester-Derived Pyridinium-Type Salts and their Reactions with Various Nucleophiles.

Published in:

Chemistry - An Asian Journal, 2012, v. 7, n. 8, p. 1925, doi. 10.1002/asia.201200234

By:

Fujioka, Hiromichi;
Minamitsuji, Yutaka;
Moriya, Takahiro;
Okamoto, Kazuhisa;
Kubo, Ozora;
Matsushita, Tomoyo;
Murai, Kenichi

Publication type:

Article

Reaction of Acetals with Various Carbon Nucleophiles under Non-Acidic Conditions: CC Bond Formation via a Pyridinium-Type Salt.

Published in:

Chemistry - An Asian Journal, 2012, v. 7, n. 2, p. 367, doi. 10.1002/asia.201100812

By:

Fujioka, Hiromichi;
Yahata, Kenzo;
Hamada, Tomohito;
Kubo, Ozora;
Okitsu, Takashi;
Sawama, Yoshinari;
Ohnaka, Takuya;
Maegawa, Tomohiro;
Kita, Yasuyuki

Publication type:

Article

Multiple Microhamartomas of the Biliary Tract System (Von Meyenburg Complexes) with Multiple Liver Cysts - Diagnostic Imaging and Laparoscopic Findings -.

Published in:

Digestive Endoscopy, 1993, v. 5, n. 2, p. 161, doi. 10.1111/j.1443-1661.1993.tb00611.x

By:

TAMEDA, Yukihiko;
KOSAKA, Yoshitane;
SHIRAKI, Katsuya;
KIHIRA, Takayuki;
OHASHI, Yohei;
FUJIOKA, Hiromichi;
HAMADA, Minoru;
MIYAZAKI, Mitsukazu;
ITO, Nobuyasu;
TAKASE, Kojiro;
NAKANO, Takeshi

Publication type:

Article

A Highly Efficient Macrolactonization Method via Ethoxyvinyl Ester.

Published in:

Chemistry - A European Journal, 2009, v. 15, n. 14, p. 3526, doi. 10.1002/chem.200801548

By:

Ohba, Yusuke;
Takatsuji, Mayuko;
Nakahara, Kenji;
Fujioka, Hiromichi;
Kita, Yasuyuki

Publication type:

Article

Concise Asymmetric Total Synthesis of Scyphostatin, a Potent Inhibitor of Neutral Sphingomyelinase.

Published in:

Chemistry - A European Journal, 2007, v. 13, n. 36, p. 10225, doi. 10.1002/chem.200700871

By:

Fujioka, Hiromichi;
Sawama, Yoshinari;
Kotoku, Naoyuki;
Ohnaka, Takuya;
Okitsu, Takashi;
Murata, Nobutaka;
Kubo, Ozora;
Li, Ruichuan;
Kita, Yasuyuki

Publication type:

Article

Facile and Efficient Synthesis of Lactols by a Domino Reaction of 2,3-Epoxy Alcohols with a Hypervalent Iodine(III) Reagent and Its Application to the Synthesis of Lactones and the Asymmetric Synthesis of (+)-Tanikolide.

Published in:

Chemistry - A European Journal, 2007, v. 13, n. 18, p. 5238, doi. 10.1002/chem.200601341

By:

Fujioka, Hiromichi;
Matsuda, Satoshi;
Horai, Mai;
Fujii, Eri;
Morishita, Maiko;
Nishiguchi, Natsuko;
Hata, Kayoko;
Kita, Yasuyuki

Publication type:

Article

Asymmetric Total Synthesis of Fredericamycin A: An Intramolecular Cycloaddition Pathway.

Published in:

Chemistry - A European Journal, 2005, v. 11, n. 21, p. 6286, doi. 10.1002/chem.200500443

By:

Shuji Akai;
Toshiaki Tsujino;
Nobuhisa Fukuda;
Kiyosei Iio;
Yoshifumi Takeda;
Ken-ichi Kawaguchi;
Tadaatsu Naka;
Kazuhiro Higuchi;
Emi Akiyama;
Hiromichi Fujioka;
Yasuyuki Kita

Publication type:

Article

Asymmetric Desymmetrization Based on an Intramolecular Haloetherification: A Highly Effective and Recyclable Chiral Nonracemic Auxiliary, 2-exo-Methyl-3-endo-phenyl-5-norbornene-2-carboxaldehyde, for meso-1,3- and meso-1,4-Diols.

Published in:

Chemistry - A European Journal, 2004, v. 10, n. 21, p. 5386, doi. 10.1002/chem.200400444

By:

Hiromichi Fujioka;
Tetsuya Fujita;
Naoyuki Kotoku;
Yusuke Ohba;
Yasushi Nagatomi;
Atsushi Hiramatsu;
Yasuyuki Kita

Publication type:

Article

Total Synthesis of the Antitumor Antibiotic (±)-Fredericamycin A by a Linear Approach.

Published in:

Chemistry - A European Journal, 2000, v. 6, n. 21, p. 3897, doi. 10.1002/1521-3765(20001103)6:21<3897::AID-CHEM3897>3.0.CO;2-1

By:

Kita, Yasuyuki;
Iio, Kiyosei;
Kawaguchi, Ken-ichi;
Fukuda, Nobuhisa;
Takeda, Yoshifumi;
Ueno, Hiroshi;
Okunaka, Ryuichi;
Higuchi, Kazuhiro;
Tsujino, Toshiaki;
Fujioka, Hiromichi;
Akai, Shuji

Publication type:

Article

Diastereoselective Desymmetrization of Symmetric Dienes and its Synthetic Application.

Published in:

Symmetry (20738994), 2010, v. 2, n. 2, p. 437, doi. 10.3390/sym2020437

By:

Nakahara, Kenji;
Fujioka, Hiromichi

Publication type:

Article

Synthesis of the Marine Pyrroloiminoquinone Alkaloids, Discorhabdins.

Published in:

Marine Drugs, 2010, v. 8, n. 4, p. 1394, doi. 10.3390/md8041394

By:

Wada, Yasufumi;
Fujioka, Hiromichi;
Kita, Yasuyuki

Publication type:

Article

Asymmetric Total Synthesis of Fredericamycin A.

Published in:

Angewandte Chemie International Edition, 1999, v. 38, n. 5, p. 683, doi. 10.1002/(SICI)1521-3773(19990301)38:5<683::AID-ANIE683>3.0.CO;2-0

By:

Kita, Yasuyuki;
Higuchi, Kazuhiro;
Yoshida, Yutaka;
Iio, Kiyosei;
Kitagaki, Shinji;
Akai, Shuji;
Fujioka, Hiromichi

Publication type:

Article

A Mild and Versatile Method for the Synthesis of Alkyl Ethers from Methoxymethyl Ethers and Application to the Preparation of Sterically Crowded Ethers.

Published in:

Advanced Synthesis & Catalysis, 2012, v. 354, n. 10, p. 1861, doi. 10.1002/adsc.201200290

By:

Minamitsuji, Yutaka;
Kawaguchi, Atsuhisa;
Kubo, Ozora;
Ueyama, Yoshifumi;
Maegawa, Tomohiro;
Fujioka, Hiromichi

Publication type:

Article

Selective Transformation of β‐Disubstituted Enones and Ynones in the Presence of β‐Monosubstituted Enones.

Published in:

Asian Journal of Organic Chemistry, 2018, v. 7, n. 4, p. 829, doi. 10.1002/ajoc.201700711

By:

Morita, Kenta;
Ohta, Reiya;
Watanabe, Kei;
Fujioka, Hiromichi

Publication type:

Article

Enhanced Reactivity of [Hydroxy(tosyloxy)iodo]benzene in Fluoroalcohol Media. Efficient Direct Synthesis of Thienyl(aryl)iodonium Salts.

Published in:

Molecules, 2010, v. 15, n. 3, p. 1918, doi. 10.3390/molecules15031918

By:

Ito, Motoki;
Ogawa, Chieko;
Yamaoka, Nobutaka;
Fujioka, Hiromichi;
Dohi, Toshifumi;
Kita, Yasuyuki

Publication type:

Article

Asymmetric Bromolactonization Catalyzed by a C<sub>3</sub>-Symmetric Chiral Trisimidazoline.

Published in:

Angewandte Chemie, 2010, v. 122, n. 48, p. 9360, doi. 10.1002/ange.201005409

By:

Murai, Kenichi;
Matsushita, Tomoyo;
Nakamura, Akira;
Fukushima, Shunsuke;
Shimura, Masato;
Fujioka, Hiromichi

Publication type:

Article

Unusual ipso Substitution of Diaryliodonium Bromides Initiated by a Single-Electron-Transfer Oxidizing Process.

Published in:

Angewandte Chemie, 2010, v. 122, n. 19, p. 3406, doi. 10.1002/ange.200907281

By:

Dohi, Toshifumi;
Ito, Motoki;
Yamaoka, Nobutaka;
Morimoto, Koji;
Fujioka, Hiromichi;
Kita, Yasuyuki

Publication type:

Article

Domino Reaction of 2,3-Epoxy-1-alcohols and PIFA in the Presence of H2O and the Concise Synthesis of (+)-Tanikolide.

Published in:

Angewandte Chemie, 2005, v. 117, n. 36, p. 6007, doi. 10.1002/ange.200501686

By:

Yasuyuki Kita;
Satoshi Matsuda;
Eri Fujii;
Mai Horai;
Kayoko Hata;
Hiromichi Fujioka

Publication type:

Article

A Double Iodoetherification of σ-Symmetric Diene Acetals for Installing Four Stereogenic Centers in a Single Operation: Short Asymmetric Total Synthesis of RubrenolideThis work was supported by Grants-in-Aid for Scientific Research [(S) and (C)] from the Ministry of Education, Culture, Sports, Science, and Technology, Japan. The authors gratefully thank Prof. B. Zwanenburg and Dr. L. Thijs for the generous gift of the mixture of natural rubrenolide and rubrynolide.

Published in:

Angewandte Chemie, 2005, v. 117, n. 5, p. 744, doi. 10.1002/ange.200461584

By:

Hiromichi Fujioka;
Yusuke Ohba;
Hideki Hirose;
Kenichi Murai;
Yasuyuki Kita

Publication type:

Article

HBV subtype as a marker of the clinical course of chronic HBV infection in Japanese patients.

Published in:

Journal of Medical Virology, 2002, v. 68, n. 2, p. 175, doi. 10.1002/jmv.10180

By:

Sakai, Takahisa;
Shiraki, Katsuya;
Inoue, Hidekazu;
Okano, Hiroshi;
Deguchi, Masatoshi;
Sugimoto, Kazushi;
Ohmori, Shigeru;
Murata, Kazumoto;
Fujioka, Hiromichi;
Takase, Koujirou;
Tameda, Yukihiko;
Nakano, Takeshi

Publication type:

Article

Kinetically controlled optical resolution of racemic norbornene aldehyde derivatives.

Published in:

Chirality, 2003, v. 15, n. 1, p. 60, doi. 10.1002/chir.10168

By:

Fujioka, Hiromichi;
Kotoku, Naoyuki;
Fujita, Tetsuya;
Inoguchi, Ryoko;
Murai, Kenichi;
Nagatomi, Yasushi;
Sawama, Yoshinari;
Kita, Yasuyuki

Publication type:

Article

Reversing the Reactivity of Carbonyl Functions with Phosphonium Salts: Enantioselective Total Synthesis of (+)-Centrolobine.

Published in:

Angewandte Chemie International Edition, 2011, v. 50, n. 51, p. 12232, doi. 10.1002/anie.201106046

By:

Fujioka, Hiromichi;
Yahata, Kenzo;
Kubo, Ozora;
Sawama, Yoshinari;
Hamada, Tomohito;
Maegawa, Tomohiro

Publication type:

Article

Asymmetric Bromolactonization Catalyzed by a C.

Published in:

Angewandte Chemie International Edition, 2010, v. 49, n. 48, p. 9174, doi. 10.1002/anie.201005409

By:

Murai, Kenichi;
Matsushita, Tomoyo;
Nakamura, Akira;
Fukushima, Shunsuke;
Shimura, Masato;
Fujioka, Hiromichi

Publication type:

Article

Unusual ipso Substitution of Diaryliodonium Bromides Initiated by a Single-Electron-Transfer Oxidizing Process.

Published in:

Angewandte Chemie International Edition, 2010, v. 49, n. 19, p. 3334, doi. 10.1002/anie.200907281

By:

Dohi, Toshifumi;
Ito, Motoki;
Yamaoka, Nobutaka;
Morimoto, Koji;
Fujioka, Hiromichi;
Kita, Yasuyuki

Publication type:

Article