Two novel diastereoselective three-component reactions of alkenes or 3,4-dihydro-(2H)-pyran with urea/thiourea-aldehyde mixtures: [4+2] cycloaddition vs Biginelli-type reaction

Zhu YL; Huang SL; Wan JP; Yan L; Pan YJ; Wu AX

首页> 外文期刊>Organic letters >Two novel diastereoselective three-component reactions of alkenes or 3,4-dihydro-(2H)-pyran with urea/thiourea-aldehyde mixtures: [4+2] cycloaddition vs Biginelli-type reaction

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Two novel diastereoselective three-component reactions of alkenes or 3,4-dihydro-(2H)-pyran with urea/thiourea-aldehyde mixtures: [4+2] cycloaddition vs Biginelli-type reaction

机译：烯烃或3,4-二氢-（2H）-吡喃与尿素/硫脲醛混合物的两个新的非对映选择性三组分反应：[4 + 2]环加成反应与Biginelli型反应

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摘要

Two novel diastereoselective three-component reactions of alkenes or 3,4-dihydro-(2H)-pyran with urea/thiourea-aldehyde mixtures are described.

机译：描述了烯烃或3,4-二氢-（2H）-吡喃与脲/硫脲-醛混合物的两种新的非对映选择性三组分反应。

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来源
《Organic letters》 |2006年第12期|p. 2599-2602|共4页
作者
Zhu YL; Huang SL; Wan JP; Yan L; Pan YJ; Wu AX;
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作者单位

Zhejiang Univ, Dept Chem, Hangzhou 310027, Peoples R China;

Cent China Normal Univ, Minist Educ, Key Lab Pesticide & Chem Biol, Wuhan 430079, Peoples R China;

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原文格式 PDF
正文语种 eng
中图分类有机化学;
关键词
ASYMMETRIC STRECKER REACTION; ALPHA-AMINO-ACIDS; 5; 6-DIHYDRO-4H-1; 3-OXAZINES; STEREOCHEMISTRY; ALCOHOLS;

机译：不对称链反应器;α-氨基酸;5;6-二氢-4H-1;3-恶嗪;立体化学;醇;

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1. Two novel diastereoselective three-component reactions of alkenes or 3,4-dihydro-(2H)-pyran with urea/thiourea-aldehyde mixtures: [4+2] cycloaddition vs Biginelli-type reaction [J] . Zhu YL, Huang SL, Wan JP, Organic letters . 2006,第12期

机译：烯烃或3,4-二氢-（2H）-吡喃与尿素/硫脲醛混合物的两个新的非对映选择性三组分反应：[4 + 2]环加成反应与Biginelli型反应
2. L-Proline catalyzed multicomponent reaction of 3,4-dihydro-(2H)-pyran, urea/thiourea, and aldehydes: diastereoselective synthesis of hexahydropyrano pyrimidinones (thiones) [J] . Pandey J, Anand N, Tripathi RP Tetrahedron . 2009,第45期

机译：L-脯氨酸催化3,4-二氢-（2H）-吡喃，尿素/硫脲和醛的多组分反应：六氢吡喃嘧啶酮（硫酮）的非对映选择性合成
3. Organocatalytic hetero [4+2] cycloaddition reactions of 2-(1-alkynyl)-2-alkene-1-ones: metal-free access to highly substituted 4H-pyrans [J] . Xiuzhao Yu, Zhongyan Cao, Junliang Zhang Organic & biomolecular chemistry . 2010,第22期

机译：2-（1-炔基）-2-烯烃-1-酮的有机催化杂[4 + 2]环加成反应：无金属获得高度取代的4H-吡喃
4. Novel 3+2 and 4+2 cycloaddition reactions on transition metal templates. Regio- and stereo-controlled routes to heterocycles.(Abstracts) [C] . Steven D. R. Christie European Symposium on Organic Chemistry . 2007

机译：新型3 + 2和4 + 2环加成反应在过渡金属模板上。对杂环的Regio和Stereo-Screadloct途径。（摘要）
5. Development of novel three-component [4+2] cycloaddition/allylboration reactions and their applications in natural product synthesis [D] . Gao, Xuri 2006

机译：新型三组分[4 + 2]环加成/烯丙基化反应的开发及其在天然产物合成中的应用
6. Efficient synthesis of dihydropyrimidinones via a three-component Biginelli-type reaction of urea alkylaldehyde and arylaldehyde [O] . Haijun Qu, Xuejian Li, Fan Mo, 2013

机译：通过尿素烷基醛和芳醛的三组分Biginelli型反应有效合成二氢嘧啶酮
7. Two Novel Diastereoselective Three-Component Reactions of Alkenes or 3, 4-Dihydro-(2H)-pyran with Urea/Thiourea-Aldehyde Mixtures: 4 + 2 Cycloaddition vs Biginelli-Type Reaction [O] . -1

机译：两种新的烯烃或3,4-二氢 - （2H） - 含有尿素/硫脲 - 醛混合物的三组分反应：4 + 2环加成与Biginelli型反应
8. Volumes of Activation for the Cycloaddition Reactions of Phenylhalocarbenes to Alkenes [R] . Turro, N. J., Okamoto, M., Gould, I. R., 1987

机译：苯基卤卡宾与烯烃的环加成反应的活化体积

Two novel diastereoselective three-component reactions of alkenes or 3,4-dihydro-(2H)-pyran with urea/thiourea-aldehyde mixtures: [4+2] cycloaddition vs Biginelli-type reaction

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