Keio University

Published papers

Takao, Ken-ichi

41-60 items (total 120)

Construction of All-Carbon Quaternary Stereocenters by Zinc-Mediated Barbier-Type Allylation in Aqueous Media

Author
Ken-ichi Takao, Tomo Miyashita, Nozomi Akiyama, Takuya Kurisu, Kohei Tsunoda, and Kin-ichi Tadano
Publication Title
Magazine name Heterocycles Start Page 147-153 (Publication Date)2012/12)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Asymmetric Construction of All-Carbon Quaternary Stereocenters by Chiral-Auxiliary- Mediated Claisen Rearrangement and Total Synthesis of (+)-Bakuchiol

Author
Ken-ichi Takao, Shu Sakamoto, Marianne Ayaka Touati, Yusuke Kusakawa, and Kin-ichi Tadano
Publication Title
Magazine name Molecules Start Page 13330-13344 (Publication Date)2012/11)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Determination of the Absolute Structure of (+)-Akaterpin

Author
Hayato Hosoi, Nobuyuki Kawai, Hideki Hagiwara, Takahiro Suzuki, Atsuo Nakazaki, Ken-ichi Takao, Kazuo Umezawa, and Susumu Kobayashi
Publication Title
Magazine name Chem. Pharm. Bull. Start Page 137-143 (Publication Date)2012/01)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

糖質由来のキラルテンプレートを用いた立体選択的炭素-炭素結合形成反応の開発

Author
戸谷希一郎・高尾賢一・只野金一
Publication Title
Start Page 1363-1374 (Publication Date)2011/12)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Synthesis and Determination of the Relative Structure of Akaterpin, a Potent Inhibitor of PI-PLC

Author
Hayato Hosoi, Nobuyuki Kawai, Hideki Hagiwara, Takahiro Suzuki, Atsuo Nakazaki, Ken-ichi Takao, Kazuo Umezawa, and Susumu Kobayashi
Publication Title
Magazine name Tetrahedron Lett. Start Page 4961-4964 (Publication Date)2011/09)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Total Syntheses of (+)-Spiculoic Acid A and (+)-Zyggomphic Acid, New Marine Natural Products of Polyketide Origin

Author
Daisuke Matsumura, Toshimasa Takarabe, Takumi Toda, Takashi Hayamizu, Kiyoto Sawamura, Ken-ichi Takao, and Kin-ichi Tadano
Publication Title
Magazine name Tetrahedron Start Page 6730-6745 (Publication Date)2011/09)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Synthesis of Nitrogen- and Oxygen-Bridged Seven- to Ten-Membered Carbocycles Using Metathesis Reactions

Author
Ken-ichi Takao and Kin-ichi Tadano
Publication Title
Magazine name Heterocycles Start Page 1603-1629 (Publication Date)2010/07)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Total Syntheses of (+)- and (–)-Pestalotiopsin A

Author
Ken-ichi Takao, Nobuhiko Hayakawa, Reo Yamada, Taro Yamaguchi, Hiroshi Saegusa, Masatoshi Uchida, Suguru Samejima, and Kin-ichi Tadano
Publication Title
Magazine name J. Org. Chem. Start Page 6452-6461 (Publication Date)2009/09)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Total Synthesis of (+)-Spiculoic Acid A

Author
Daisuke Matsumura, Takumi Toda, Takashi Hayamizu, Kiyoto Sawamura, Ken-ichi Takao, and Kin-ichi Tadano
Publication Title
Magazine name Tetrahedron Lett. Start Page 3356-3358 (Publication Date)2009/07)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Stereoselective α-Alkylation of Methyl 6-Deoxy-3,4-di-O-(tert-butyldimethylsilyl)-2-O-(2-methyl-3-oxobutanoyl)-α-D-glucopyranoside

Author
Yoko Akashi, Ken-ichi Takao, and Kin-ichi Tadano
Publication Title
Magazine name Tetrahedron Lett. Start Page 1139-1142 (Publication Date)2009/03)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Total Synthesis of (–)-Norzoanthamine

Author
Daisuke Yamashita, Yoshihisa Murata, Naotsuka Hikage, Ken-ichi Takao, Atsuo Nakazaki, and Susumu Kobayashi
Publication Title
Magazine name Angew. Chem. Int. Ed. Start Page 1404-1406 (Publication Date)2009/02)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Enantioselective Synthesis of a 3,5,5-Trialkylated Tetronic Acid Derivative

Author
Ken-ichi Takao, Yuki Kojima, Tomo Miyashita, Kentaro Yashiro, Tatsuya Yamada, and Kin-ichi Tadano
Publication Title
Magazine name Heterocycles Start Page 167-172 (Publication Date)2009/01)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Total Synthesis of (–)-Pestalotiopsin A

Author
Ken-ichi Takao, Nobuhiko Hayakawa, Reo Yamada, Taro Yamaguchi, Urara Morita, Soujiro Kawasaki, and Kin-ichi Tadano
Publication Title
Magazine name Angew. Chem. Int. Ed. Start Page 3426-3429 (Publication Date)2008/04)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Stereoselective Synthesis of Highly Enantioenriched 3-Methyl-2-cyclohexen-1-ones Possessing an Asymmetric Quaternary Carbon as C-4 or C-6: A Sugar Template Approach

Author
Hiroto Kubo, Ikuko Kozawa, Ken-ichi Takao, and Kin-ichi Tadano
Publication Title
Magazine name Tetrahedron Lett. Start Page 1203-1207 (Publication Date)2008/02)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Formal Synthesis of Tubelactomicins via a Transannular Diels–Alder Approach

Author
Toshimi Anzo, Akari Suzuki, Kiyoto Sawamura, Toru Motozaki, Madoka Hatta, Ken-ichi Takao, and Kin-ichi Tadano
Publication Title
Magazine name Tetrahedron Lett. Start Page 8442-8448 (Publication Date)2007/11)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Total Syntheses of Natural Tubelactomicins B, D, and E: Establishment of Their Stereochemistries

Author
Kiyoto Sawamura, Keigo Yoshida, Akari Suzuki, Toru Motozaki, Ikuko Kozawa, Takashi Hayamizu, Ryosuke Munakata, Ken-ichi Takao, and Kin-ichi Tadano
Publication Title
Magazine name J. Org. Chem. Start Page 6143-6148 (Publication Date)2007/08)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

特異な構造を持つγ−ラクタム型天然有機化合物の全合成

Author
高尾賢一・青木伸也・只野金一
Publication Title
Start Page 460-469 (Publication Date)2007/05)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Stereoselective Mannich-like Reactions of Ester Enolates Generated on Sugar-Templates: A Novel Access to A Key Intermediate for 1β-Methyl Carbapenem Synthesis

Author
Daisuke Sasaki, Daisuke Sawamoto, Ken-ichi Takao, Kin-ichi Tadano, Masayuki Okue, and Kei-ichi Ajito
Publication Title
Magazine name Heterocycles Start Page 103-110 (Publication Date)2007/04)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Stereoselective Double Alkylation of the Acetoacetate Ester α-Carbon on a D-Glucose-Derived Template: Application to the Synthesis of Enantiopure Cycloalkenones Bearing an Asymmetric Quaternary Carbon

Author
Ikuko Kozawa, Yoko Akashi, Kumiko Takiguchi, Daisuke Sasaki, Daisuke Sawamoto, Ken-ichi Takao, and Kin-ichi Tadano
Publication Title
Magazine name Synlett Start Page 399-402 (Publication Date)2007/02)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Synthetic Studies toward Clavilactone A: A Concise Access to α,γ-Substituted γ-Butenolides by Metathesis

Author
Hiroyuki Yasui, Shun Yamamoto, Ken-ichi Takao, and Kin-ichi Tadano
Publication Title
Magazine name Heterocycles Start Page 135-141 (Publication Date)2006/12)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With