Papers - Takao, Ken-ichi

Generation and Reaction of an Oxiranyl Anion Derived from a.b-Epoxy-g-butyrolactone

Kouji Kuramochi, Hideyoshi Itaya, Seigo Nagata, Ken-ichi Takao, Susumu Kobayashi

Tetrahedron Lett. Vol.40   7367-7370 1999.10

Research paper (scientific journal), Joint Work, Accepted

Convergent Total Synthesis of Epolactaene: Application of Bridgehead Oxiranyl Anion Strategy

Kouji Kuramochi, Seigo Nagata, Hideyoshi Itaya, Ken-ichi Takao, Susumu Kobayashi

Tetrahedron Lett. Vol.40   7371-7374 1999.10

Research paper (scientific journal), Joint Work, Accepted

Synthetic Study of Akaterpin: Determination of the Relative Stereochemistry of the Upper Decalin Moiety with Disulfated Hydroquinone

Nobuyuki Kawai, Ken-ichi Takao, Susumu Kobayashi

Tetrahedron Lett. Vol.40   4193-4196 1999.05

Research paper (scientific journal), Joint Work, Accepted

Biological Activities of 1,1,6-Trisubstituted Indanes: Beyond Magainin 2

Naganori Numao, Yukiko Hirota, Akiyo Iwahori, Shun-ichi Kidokoro, Masanori Sasatsu, Isamu Kondo, Sachiko Itoh, Etsuko Itoh, Tadashi Katoh, Noriko Shimozono, Akiko Yamazaki, Ken-ichi Takao, and Susumu Kobayashi

Biol. Pharm. Bull. Vol.22   73-75 1999.01

Research paper (scientific journal), Joint Work, Accepted

D-グルコースを出発物質としたセスキテルペノイド類の合成研究ー(+)-エレマントリドAと(-)-ベルカロールの全合成ー

高尾賢一，石原　淳，只野金一

有機合成化学協会誌 Vol.56   1026-1035 1998.12

Research paper (scientific journal), Joint Work, Accepted

Synthetic Studies of Zoanthamine/Norzoanthamine Alkaloids: Construction of the Heterocyclic Aminal Core (CDEFG Ring)

Naotsuka Hikage, Hironori Furukawa, Ken-ichi Takao, and Susumu Kobayashi

Tetrahedron Lett. Vol.39   6241-6244 1998.08

Research paper (scientific journal), Joint Work, Accepted

Glycosyl 2-Pyridinecarboxylate as an Effective Glycosyl Donor: Glycosidation of Mannose, 2-Azidosugar, and 2-Deoxysugar into Disaccharides

Hironori Furukawa, Kazunori Koide, Ken-ichi Takao, and Susumu Kobayashi

Chem. Pharm. Bull. Vol.46   1244-1247 1998.08

Research paper (scientific journal), Joint Work, Accepted

Synthetic Studies of Zoanthamine/Norzoanthamine Alkaloids: Advanced Intermediate for the Heterocyclic Aminal Core

Naotsuka Hikage, Hironori Furukawa, Ken-ichi Takao, and Susumu Kobayashi

Tetrahedron Lett. Vol.39   6237-6240 1998.08

Research paper (scientific journal), Joint Work, Accepted

Model Study for the Total Synthesis of Antifungal Australifungin: Construction of a-Diketone and b-Ketoaldehyde Moieties

Ken-ichi Takao, Seigo Nagata, Susumu Kobayashi, Hisanaka Ito, and Takeo Taguchi

Chem. Lett.    447-448 1998.05

Research paper (scientific journal), Joint Work, Accepted

Structurally Simplified Zaragozic Acid (Squalestatin): Stereoselective Preparation of a 3,4-Unsubstituted Derivative

Hisanaka Ito, Miyoko Matsumoto, Takeshi Yoshizawa, Ken-ichi Takao, and Susumu Kobayashi

Tetrahedron Lett. Vol.38   9009-9012 1997.12

Research paper (scientific journal), Joint Work, Accepted

Antibacteral Activity of (+/-)-6-Benzyl-1-(3-carboxypropyl)-indane; A Possible Way to Identify Leading Novel Anti-H. pylori Agents

Naganori Numao, Yukiko Hirota, Akiyo Iwahori, Masanori Sasatsu, Isamu Kondo, Ken-ichi Takao, and Susumu Kobayashi

Biol. Pharm. Bull. Vol.20   1204-1207 1997.11

Research paper (scientific journal), Joint Work, Accepted

Synthetic Study on Antitumor Antibiotic Terpentecin: Construction of the Carbobicyclic Decalin Moiety

Ken-ichi Takao and Susumu Kobayashi

Tetrahedron Lett. Vol.38   6685-6688 1997.09

Research paper (scientific journal), Joint Work, Accepted

Synthesis of 2-O-(3-O-Carbamoyl-a-D-mannopyranosyl)-L-gulopyranose: Sugar Moiety of Antitumor Antibiotic Bleomycin

Tetsuta Oshitari, Masakatsu Shibasaki, Takeshi Yoshizawa, Ken-ichi Takao, and Susumu Kobayashi

Tetrahedron Vol.53   10993-11006 1997.08

Research paper (scientific journal), Joint Work, Accepted

Stereoselective Route to the Highly Oxidated Sidechain Moiety of Terpentecin and Related Antibiotics

Ken-ichi Takao, Yasuyuki Aiba, Hisanaka Ito, and Susumu Kobayashi

Chem. Lett.    931-932 1996.11

Research paper (scientific journal), Joint Work, Accepted

Enantioselective Synthesis of Curacin A. 2. Total Synthesis of Curacin A by Condensation of C1-C7, C8-C17, and C18-C22 Segments

Hisanaka Ito, Nobuyuki Imai, Ken-ichi Takao, and Susumu Kobayashi

Tetrahedron Lett. Vol.37   1799-1800 1996.03

Research paper (scientific journal), Joint Work, Accepted

Novel Total Synthesis of (+)-Eremantholide A

Ken-ichi Takao, Hiroshi Ochiai, Ken-ichi Yoshida, Takahiko Hashizuka, Hirokazu Koshimura, Kin-ichi Tadano, and Seiichiro Ogawa

J. Org. Chem. Vol.60   8179-8193 1995.12

Research paper (scientific journal), Joint Work, Accepted

A Total Synthesis of (+)-Eremantholide A

Ken-ichi Takao, Hiroshi Ochiai, Takahiko Hashizuka, Hirokazu Koshimura, Kin-ichi Tadano, and Seiichiro Ogawa

Tetrahedron Lett. Vol.36   1487-1490 1995.02

Research paper (scientific journal), Joint Work, Accepted

Stereoselective Total Syntheses of (-)-Desoxoprosopinine and (-)-Desoxoprosophylline: Palladium(0)-Catalyzed Intramolecular N-Alkylation for the Key Piperidine Ring Formation

Ken-ichi Takao, Yuya Nigawara, Emiko Nishino, Izumi Takagi, Koji Maeda, Kin-ichi Tadano, and Seiichiro Ogawa

Tetrahedron Vol.50   5681-5704 1994.05

Research paper (scientific journal), Joint Work, Accepted

Stereoselective Total Syntheses of (-)-Desoxoprosopinine and (-)-Desoxoprosophylline: Palladium(0)-Catalyzed Intramolecular N-Alkylation for the Key Piperidine Ring Formation

Kin-ichi Tadano, Ken-ichi Takao, Yuya Nigawara, Emiko Nishino, Izumi Takagi, Koji Maeda, and Seiichiro Ogawa

Synlett    565-567 1993.08

Research paper (scientific journal), Joint Work, Accepted

Intramolecular Aldol Condensation Applied to D-Glucose-derived d-Ketoaldehydes

Kin-ichi Tadano, Satoshi Kanazawa, Ken-ichi Takao, and Seiichiro Ogawa

Tetrahedron Vol.48   4283-4300 1992.05

Research paper (scientific journal), Joint Work, Accepted