Výsledky vyhledávání - "Noriaki Shimoyama"

Photoinduced Molecular Transformations. 157. A New Stereo- and Regioselective Synthesis of 2,6-Diaryl-3,7-dioxabicyclo[3.3.0]octane Lignans Involving a .beta.-Scission of Alkoxyl Radicals as the Key Step. New Total Syntheses of (.+-.)-Sesamin, (.+-.)-Eudesmin, and (.+-.)-Yangambin

Autor: Hiroshi Suginome, Takahiro Sasaki, Masataka Ishikawa, Noriaki Shimoyama, Kaoru Yorita, Kazuhiko Orito

Publikováno v: The Journal of Organic Chemistry. 60:3052-3064

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::321451294e09c1c3052fdb0a8f797ce4
https://doi.org/10.1021/jo00115a021

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ChemInform Abstract: Photoinduced Molecular Transformations. Part 157. A New Stereo- and Regioselective Synthesis of 2,6-Diaryl-3,7-dioxabicyclo(3.3.0)octane Lignans Involving a β-Scission of Alkoxyl Radicals as the Key Step. New Total Syntheses of (.+-.)

Autor: Noriaki Shimoyama, Takuma Sasaki, Kaoru Yorita, Masanori Ishikawa, Kazuhiko Orito, Hiroshi Suginome

Publikováno v: ChemInform. 26

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::2ce2fdec78a24d32b3f776a8de8df51c
https://doi.org/10.1002/chin.199540271

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Photoinduced molecular transformations. Part 126. Photo-double ring contraction of 4a-homo-5α-cholest-3-en-1-one, a steroidal β,γ-unsaturated cyclic ketone, involving photochemical 1,3-acyl migration

Autor: Kazuhiko Orito, Motohiro Takemura, Hiroshi Suginome, Noriaki Shimoyama

Publikováno v: J. Chem. Soc., Perkin Trans. 1. :2721-2723

Both direct and sensitized irradiation of 4a-homo-5α-cholest-3-en-l -one in tert-butyl alcohol with Pyrex-filtered light resulted in a photorearrangement to 1α-vinyl-3,4-bisnor-5α,10α-cholestane via a photochemical 1,3-acyl shift, followed by a p

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::572027e3644345cdcd1e15bc6298bfde
https://doi.org/10.1039/p19910002721

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