Papers - Takao, Kenichi

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

Ken-ichi Takao, Tomo Miyashita, Nozomi Akiyama, Takuya Kurisu, Kohei Tsunoda, and Kin-ichi Tadano

Heterocycles Vol.86   147-153 2012.12

Research paper (scientific journal), Joint Work, Accepted

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

Ken-ichi Takao, Shu Sakamoto, Marianne Ayaka Touati, Yusuke Kusakawa, and Kin-ichi Tadano

Molecules Vol.17   13330-13344 2012.11

Research paper (scientific journal), Joint Work, Accepted

Determination of the Absolute Structure of (+)-Akaterpin

Hayato Hosoi, Nobuyuki Kawai, Hideki Hagiwara, Takahiro Suzuki, Atsuo Nakazaki, Ken-ichi Takao, Kazuo Umezawa, and Susumu Kobayashi

Chem. Pharm. Bull. Vol.60   137-143 2012.01

Research paper (scientific journal), Joint Work, Accepted

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

戸谷希一郎・高尾賢一・只野金一

有機合成化学協会誌 Vol.69   1363-1374 2011.12

Research paper (scientific journal), Joint Work, Accepted

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

Hayato Hosoi, Nobuyuki Kawai, Hideki Hagiwara, Takahiro Suzuki, Atsuo Nakazaki, Ken-ichi Takao, Kazuo Umezawa, and Susumu Kobayashi

Tetrahedron Lett. Vol.52   4961-4964 2011.09

Research paper (scientific journal), Joint Work, Accepted

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

Daisuke Matsumura, Toshimasa Takarabe, Takumi Toda, Takashi Hayamizu, Kiyoto Sawamura, Ken-ichi Takao, and Kin-ichi Tadano

Tetrahedron Vol.67   6730-6745 2011.09

Research paper (scientific journal), Joint Work, Accepted

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

Ken-ichi Takao and Kin-ichi Tadano

Heterocycles Vol.81   1603-1629 2010.07

Research paper (scientific journal), Joint Work, Accepted

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

Ken-ichi Takao, Nobuhiko Hayakawa, Reo Yamada, Taro Yamaguchi, Hiroshi Saegusa, Masatoshi Uchida, Suguru Samejima, and Kin-ichi Tadano

J. Org. Chem. Vol.74   6452-6461 2009.09

Research paper (scientific journal), Joint Work, Accepted

Total Synthesis of (+)-Spiculoic Acid A

Daisuke Matsumura, Takumi Toda, Takashi Hayamizu, Kiyoto Sawamura, Ken-ichi Takao, and Kin-ichi Tadano

Tetrahedron Lett. Vol.50   3356-3358 2009.07

Research paper (scientific journal), Joint Work, Accepted

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

Yoko Akashi, Ken-ichi Takao, and Kin-ichi Tadano

Tetrahedron Lett. Vol.50   1139-1142 2009.03

Research paper (scientific journal), Joint Work, Accepted

Total Synthesis of (–)-Norzoanthamine

Daisuke Yamashita, Yoshihisa Murata, Naotsuka Hikage, Ken-ichi Takao, Atsuo Nakazaki, and Susumu Kobayashi

Angew. Chem. Int. Ed. Vol.48   1404-1406 2009.02

Research paper (scientific journal), Joint Work, Accepted

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

Ken-ichi Takao, Yuki Kojima, Tomo Miyashita, Kentaro Yashiro, Tatsuya Yamada, and Kin-ichi Tadano

Heterocycles Vol.77   167-172 2009.01

Research paper (scientific journal), Joint Work, Accepted

Total Synthesis of (–)-Pestalotiopsin A

Ken-ichi Takao, Nobuhiko Hayakawa, Reo Yamada, Taro Yamaguchi, Urara Morita, Soujiro Kawasaki, and Kin-ichi Tadano

Angew. Chem. Int. Ed. Vol.47   3426-3429 2008.04

Research paper (scientific journal), Joint Work, Accepted

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

Hiroto Kubo, Ikuko Kozawa, Ken-ichi Takao, and Kin-ichi Tadano

Tetrahedron Lett. Vol.49   1203-1207 2008.02

Research paper (scientific journal), Joint Work, Accepted

Formal Synthesis of Tubelactomicins via a Transannular Diels–Alder Approach

Toshimi Anzo, Akari Suzuki, Kiyoto Sawamura, Toru Motozaki, Madoka Hatta, Ken-ichi Takao, and Kin-ichi Tadano

Tetrahedron Lett. Vol.48   8442-8448 2007.11

Research paper (scientific journal), Joint Work, Accepted

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

Kiyoto Sawamura, Keigo Yoshida, Akari Suzuki, Toru Motozaki, Ikuko Kozawa, Takashi Hayamizu, Ryosuke Munakata, Ken-ichi Takao, and Kin-ichi Tadano

J. Org. Chem. Vol.72   6143-6148 2007.08

Research paper (scientific journal), Joint Work, Accepted

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

高尾賢一・青木伸也・只野金一

有機合成化学協会誌 Vol.65   460-469 2007.05

Research paper (scientific journal), Joint Work, Accepted

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

Daisuke Sasaki, Daisuke Sawamoto, Ken-ichi Takao, Kin-ichi Tadano, Masayuki Okue, and Kei-ichi Ajito

Heterocycles Vol.72   103-110 2007.04

Research paper (scientific journal), Joint Work, Accepted

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

Ikuko Kozawa, Yoko Akashi, Kumiko Takiguchi, Daisuke Sasaki, Daisuke Sawamoto, Ken-ichi Takao, and Kin-ichi Tadano

Synlett    399-402 2007.02

Research paper (scientific journal), Joint Work, Accepted

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

Hiroyuki Yasui, Shun Yamamoto, Ken-ichi Takao, and Kin-ichi Tadano

Heterocycles Vol.70   135-141 2006.12

Research paper (scientific journal), Joint Work, Accepted