Network


Latest external collaboration on country level. Dive into details by clicking on the dots.

Hotspot


Dive into the research topics where Shigemitsu Nagao is active.

Publication


Featured researches published by Shigemitsu Nagao.


Tetrahedron Letters | 1979

Structures of moracins E, F, G, and H, new phytoalexins from diseased mulberry

Mitsuo Takasugi; Shigemitsu Nagao; Tadashi Masamune; Akira Shirata; Kokichi Takahashi

Abstract The structures and antifungal activity of four new mulberry phytoalexins, designated as moracins E, F, G, and H, are described.


Tetrahedron Letters | 1981

Confirmation of the structures of kuwanons G and H (albanins F and G) by partial synthesis

Taro Nomura; Toshio Fukai; Toshiharu Narita; Surnio Terada; Jun Uzawa; Yoichi Iitaka; Mitsuo Takasugi; Shin-ichi Ishikawa; Shigemitsu Nagao; Tadashi Masamune

Abstract Conclusive evidence is presented supporting structures 1 and 2 for two natural Diels-Alder adducts isolated from mulberry and designated as kuwanon G (albanin F, moracenin B) and Kuwanon H (albanin G, Moracenin A).


Chemistry Letters | 1978

MORACIN C AND D, NEW PHYTOALEXINS FROM DISEASED MULBERRY

Mitsuo Takasugi; Shigemitsu Nagao; Shoji Ueno; Tadashi Masamune; Akira Shirata; Kokichi Takahashi


Tetrahedron Letters | 1978

Structure of Moracin A and B, new phytoalexins from diseased mulberry

Mitsuo Takasugi; Shigemitsu Nagao; Tadashi Masamune; Akira Shirata; Kokichi Takahashi


Chemistry Letters | 1980

CHALCOMORACIN, A NATURAL DIELS–ALDER ADDUCT FROM DISEASED MULBERRY

Mitsuo Takasugi; Shigemitsu Nagao; Tadashi Masamune; Akira Shirata; Kokichi Takahashi


Journal of Organic Chemistry | 1991

Deprotection of carboxylic esters of β-lactam homologues. Cleavage of p-methoxybenzyl, diphenylmethyl, and tert-butyl esters effected by a phenolic matrix

Sigeru Torii; Hideo Tanaka; Masatoshi Taniguchi; Yutaka Kameyama; Michio Sasaoka; Takashi Shiroi; Ryo Kikuchi; Ichiro Kawahara; Akihiro Shimabayashi; Shigemitsu Nagao


Chemistry Letters | 1984

Eight minor phytoalexins from diseased paper mulberry.

Mitsuo Takasugi; Nobuyuki Niino; Shigemitsu Nagao; Masaki Anetai; Tadashi Masamune; Akira Shirata; Kokichi Takahashi


Chemistry Letters | 1980

THE CO-OCCURRENCE OF FLAVAN AND 1,3-DIPHENYLPROPANE DERIVATIVES IN WOUNDED PAPER MULBERRY

Mitsuo Takasugi; Yoshikazu Kumagai; Shigemitsu Nagao; Tadashi Masamune; Akira Shirata; Kokichi Takahashi


Archive | 1984

Process for preparing azetidinone derivatives

Sigeru Torii; Hideo Tanaka; Yuzuru Ogata; Michio Sasaoka; Norio Saito; Shigemitsu Nagao


Archive | 1986

PROCESS FOR PRODUCING BETA-LACTAM DERIVATIVES

Michio Sasaoka; Norio Saito; Takashi Shiroi; Shigemitsu Nagao; Ryo Kikuchi; Yutaka Kameyama

Collaboration


Dive into the Shigemitsu Nagao's collaboration.

Top Co-Authors

Avatar
Top Co-Authors

Avatar
Top Co-Authors

Avatar
Top Co-Authors

Avatar
Top Co-Authors

Avatar
Top Co-Authors

Avatar
Top Co-Authors

Avatar
Top Co-Authors

Avatar
Top Co-Authors

Avatar
Top Co-Authors

Avatar
Researchain Logo
Decentralizing Knowledge