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Dive into the research topics where Toshinari Nishinaga is active.

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Featured researches published by Toshinari Nishinaga.


Tetrahedron Letters | 1964

Studies on the alkaloids of Pachysandra terminalis Sieb. et Zucc.: Structure of Pachysandrine A and B.

Tohru Kikuchi; Shoichiro Uyeo; Toshinari Nishinaga


Chemical & Pharmaceutical Bulletin | 1967

Pachysandra Alkaloids. X. Structure of Epipachysandrine-A

Tohru Kikuchi; Shoichiro Uyeo; Toshinari Nishinaga


Chemical & Pharmaceutical Bulletin | 1975

Pachysandra Alkaloids. XIII. Structure and Stereochemistry of Spiropachysine, a Novel Spiro-lactam Alkaloid

Tohru Kikuchi; Toshinari Nishinaga; Mitsuru Inagaki; Mineo Niwa; Kaoru Kuriyama


Yakugaku Zasshi-journal of The Pharmaceutical Society of Japan | 1967

Pachysandra Alkaloids. I. : Systematic Isolation and Characterization of Alkaloids

Masao Tomita; Tohru Kikuchi; Shoichiro Uyeo; Toshinari Nishinaga; Mayumi Yasunishi; Akihiro Yamamoto


Tetrahedron Letters | 1965

Studies on the alkaloids of Pachysandra terminalis Sieb. et Zucc. (4). : structure of epipachysamine-B, -C and terminaline.

Tohru Kikuchi; Shoichiro Uyeo; Toshinari Nishinaga


Tetrahedron Letters | 1968

Transformation of epipachysandrine-A into pachystermine-A and -B

Tohru Kikuchi; Toshinari Nishinaga; Shoichiro Uyeo; Okihiro Yamashiro; Keiko Minami


Tetrahedron Letters | 1968

Structure of spiropachysine a novel alkaloid from pachysandra terminalis sieb. et zucc

Tohru Kikuchi; Toshinari Nishinaga; Mitsuru Inagaki; Mineo Koyawa


Tetrahedron Letters | 1966

Studies on the alkaloids of pachysandra terminals sieb. et zucc. (8): Structure of epipachysandrine-A

Tohru Kikuchi; Shoichiro Uyeo; Toshinari Nishinaga


Chemical & Pharmaceutical Bulletin | 1971

Pachysandra Alkaloids. XII. Transformation of Epipachysandrine-A into Pachystermine-A and -B

Tohru Kikuchi; Toshinari Nishinaga; Shoichiro Uyeo; Okihiro Yamashiro; Keiko Minami


Tetrahedron Letters | 1969

The stereochemistry of spiropachysine.

Tohru Kikuchi; Toshinari Nishinaga; Kaoru Kuriyama

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