Phosphine-Catalyzed Domino beta/gamma-Additions of Benzofuranones with Allenoates: A Method for Unsymmetrical 3,3-Disubstituted Benzofuranones

Huang Zhusheng; Yang Xiuqin; Yang Fulai; Lu Tao; Zhou Qingfa

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Phosphine-Catalyzed Domino beta/gamma-Additions of Benzofuranones with Allenoates: A Method for Unsymmetrical 3,3-Disubstituted Benzofuranones

机译：磷酸催化的Dominoβ/γ-加入苯并呋喃酮与含有allenoates的方法：一种非对称的3,3-二取代的苯并呋喃酮的方法

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摘要

A phosphine-catalyzed domino process of benzofuranones with allenoates has been developed which furnishes highly functionalized unsymmetrical 3,3-disubstituted benzofuranones in synthetically useful yields. The mechanism for the transformation is a tandem beta-umpolung/gamma-umpolung process.

机译：已经开发了苯并呋喃酮的磷酸盐催化的Domino方法，其在合成有用的产率上提供高官能化的非对称3,3-二取代的苯并呋喃酮。转化机制是串联β-UMPOLUNG /γ-UmPolung过程。

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来源
《Organic letters》 |2017年第13期|共4页
作者
Huang Zhusheng; Yang Xiuqin; Yang Fulai; Lu Tao; Zhou Qingfa;
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China Pharmaceut Univ Dept Organ Chem State Key Lab Nat Med Nanjing 210009 Jiangsu Peoples R China;

China Pharmaceut Univ Dept Organ Chem State Key Lab Nat Med Nanjing 210009 Jiangsu Peoples R China;

China Pharmaceut Univ Dept Organ Chem State Key Lab Nat Med Nanjing 210009 Jiangsu Peoples R China;

China Pharmaceut Univ Dept Organ Chem State Key Lab Nat Med Nanjing 210009 Jiangsu Peoples R China;

China Pharmaceut Univ Dept Organ Chem State Key Lab Nat Med Nanjing 210009 Jiangsu Peoples R China;

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正文语种 eng
中图分类有机化学;
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1. Phosphine-Catalyzed Domino beta/gamma-Additions of Benzofuranones with Allenoates: A Method for Unsymmetrical 3,3-Disubstituted Benzofuranones [J] . Huang Zhusheng, Yang Xiuqin, Yang Fulai, Organic letters . 2017,第13期

机译：磷酸催化的Dominoβ/γ-加入苯并呋喃酮与含有allenoates的方法：一种非对称的3,3-二取代的苯并呋喃酮的方法
2. Chiral phosphine-catalyzed tunable cycloaddition reactions of allenoates with benzofuranone-derived olefins for a highly regio-, diastereo- and enantioselective synthesis of spiro-benzofuranones [J] . De Wang, Guo-Peng Wang, Yao-Liang Sun, Chemical science . 2015,第12期

机译：烯丙酸酯与苯并呋喃酮衍生的烯烃的手性膦催化可调环加成反应，可高度区域，非对映和对映选择性合成螺-苯并呋喃酮
3. Phosphine-containing Lewis base catalyzed cyclization of benzofuranone type electron-deficient alkenes with allenoates: a facile synthesis of spirocyclic benzofuranones [J] . Xin Li, Feng Wang, Nan Dong, Organic & biomolecular chemistry . 2013,第9期

机译：含膦的路易斯碱催化的脲基甲酸酯与苯并呋喃酮型缺电子烯烃的环化反应：螺环苯并呋喃酮的简便合成
4. An efficient method for large-scale synthesis of stereochemically difined and conformationally constrained beta-substituted for alpha,beta-disubstituted amino acids [C] . Xuejun Tang, Vadim A.Soloshonok, Victor J.Hruby the International Peptide Symposium . 2001

机译：大规模合成立体化学差异和构象约束的α，β-二取代的氨基酸的大规模合成的有效方法
5. Asymmetric synthesis of all-carbon alpha-aryl quaternary carbonyl compounds by palladium-catalyzed asymmetric allylic alkylation (Pd-AAA) and their application to the synthesis of biologically important 3,3 '-disubstituted oxindole and alpha-disubstituted quaternary beta-lactone frameworks. [D] . Asad, Md. Sharif A. 2015

机译：钯催化的不对称烯丙基烷基化反应（Pd-AAA）的全碳α-芳基季羰基化合物的不对称合成及其在生物学上重要的3,3'-二取代的羟吲哚和α-二取代的季铵β-内酯骨架的合成中。
6. Chiral phosphine-catalyzed tunable cycloaddition reactions of allenoates with benzofuranone-derived olefins for a highly regio- diastereo- and enantioselective synthesis of spiro-benzofuranones [O] . De Wang, Guo-Peng Wang, Yao-Liang Sun, 2015

机译：烯丙酸酯与苯并呋喃酮衍生的烯烃的手性膦催化可调环加成反应可高度区域非对映和对映选择性合成螺-苯并呋喃酮
7. The synthesis of symmetrical 3,3-Disubstituted oxindoles by phosphine-catalyzed γ/γ-addition of oxindoles with allenoates [O] . Ji-Quan Zhang, Shu-Min Li, Chun-Feng Wu, 2020

机译：用亚苯乙烯盐催化γ/γ-加入对称3,3-二取代的氧吲哚的合成

Phosphine-Catalyzed Domino beta/gamma-Additions of Benzofuranones with Allenoates: A Method for Unsymmetrical 3,3-Disubstituted Benzofuranones

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