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  1. 学術雑誌論文

One-step synthesis of differently bis-functionalized isoxazoles by cycloaddition of carbamoylnitrile oxide with β-keto esters

http://hdl.handle.net/10173/1358
http://hdl.handle.net/10173/1358
cda1fc33-18cf-4f47-a3b8-532a8c5ffc34
名前 / ファイル ライセンス アクション
27-21.pdf 27-21.pdf (201.0 kB)
Item type 学術雑誌論文 / Journal Article(1)
公開日 2016-03-25
タイトル
タイトル One-step synthesis of differently bis-functionalized isoxazoles by cycloaddition of carbamoylnitrile oxide with β-keto esters
言語
言語 eng
資源タイプ
資源タイプ識別子 http://purl.org/coar/resource_type/c_6501
資源タイプ journal article
著者 Nishiwaki, Nagatoshi

× Nishiwaki, Nagatoshi

Nishiwaki, Nagatoshi

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Kobiro, Kazuya

× Kobiro, Kazuya

Kobiro, Kazuya

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Hirao, Shotaro

× Hirao, Shotaro

Hirao, Shotaro

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Sawayama, Jun

× Sawayama, Jun

Sawayama, Jun

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Saigo, Kazuhiko

× Saigo, Kazuhiko

Saigo, Kazuhiko

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Ise, Yumiko

× Ise, Yumiko

Ise, Yumiko

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Nishizawa, Maho

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Nishizawa, Maho

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Ariga, Masahiro

× Ariga, Masahiro

Ariga, Masahiro

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抄録
内容記述タイプ Abstract
内容記述 A new protocol for synthesizing different functionalized isoxazoles is provided. Carbamoylnitrile oxide generated from nitroisoxazolone underwent inverse electron-demand 1,3-dipolar cycloaddition with 1,3-dicarbonyl compounds in the presence of magnesium acetate that formed magnesium enolatein situ. Although electron-deficient trifluoroacetoacetate did not undergo this cycloaddition under the same conditions, conversion to sodium enolate furnish the corresponding bis-functionalized trifluoromethylisoxazole. The DFT calculations using B3LYP 6-31G+(d,p) also supported the aforementioned reactivity.
書誌情報 Organic & Biomolecular Chemistry

巻 10, 号 10, p. 1987-1991, 発行日 2012
DOI
関連タイプ isVersionOf
識別子タイプ DOI
関連識別子 10.1039/C2OB06925C
権利(URI)
権利情報 http://pubs.rsc.org/en/content/articlelanding/2012/ob/c2ob06925c#!divAbstract | http://pubs.rsc.org/en/content/articlelanding/2012/ob/c2ob06925c#!divAbstract
著者版フラグ
出版タイプ AM
出版タイプResource http://purl.org/coar/version/c_ab4af688f83e57aa
出版者
出版者 Royal Society of Chemistry
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