首页> 美国政府科技报告 >Asymmetric Reduction of Alpha-Keto Esters with Potassium 9-O-(1,2:5,6-Di-O-Isopropylidene-Alpha-D-Glucofuranosyl)-9- Boratabicyclo(3.3.1)Nonane. Chiral Synthesis of Alpha-Hydroxy Esters with Optical Purity Approaching 100% ee

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Asymmetric Reduction of Alpha-Keto Esters with Potassium 9-O-(1,2:5,6-Di-O-Isopropylidene-Alpha-D-Glucofuranosyl)-9- Boratabicyclo(3.3.1)Nonane. Chiral Synthesis of Alpha-Hydroxy Esters with Optical Purity Approaching 100% ee

机译：用9-O-（1,2：5,6-二-O-异亚丙基-α-D-葡呋喃糖基）-9-硼代三环（3.3.1）壬烷不对称还原α-酮基酯。具有光学纯度接近100％ee的α-羟基酯的手性合成

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摘要

The asymmetric reduction of alpha-keto esters with potassium 9-O-(1,2:5,6-di-O-isopropylidene-alpha-D-glucofuranosyl)-9- boratabicyclo nonane (K 9-O-DIPGF-9-BBNH) to the corresponding alpha-hydroxy esters in optical purities approaching 100% ee has been achieved.

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作者
Brown, H. C.; Cho, B. T.; Park, W. S.;
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年度 1986
页码 p.1-4
总页数 4
原文格式 PDF
正文语种 eng
中图分类工业技术;
关键词
Synthesis(Chemistry); Esters; Asymmetry; Reduction; Optical properties; Purity; Reprints;

机译：合成（化学）;酯;不对称;还原;光学性质;纯度;重印;

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外文文献
专利

1. A New Chiral Borohydride Reagent. Preparation and Asymmetric Reducing Properties of Potassium 9-O-(1,2:5,6-Di-O-Cyclohexylidene--D-glucofuranosyl)-9-Boratabicyclo[3.3.1]nonane [J] . Byung Tae Cho Journal of the Korean Chemical Society . 1990,第3期

机译：一种新型手性硼氢化物试剂。 9-O-（1,2：5,6-Di-O-亚环己基-D-葡萄糖基呋喃糖基）-9-硼双环[3.3.1]壬烷的制备及不对称还原性能
2. Chiral borate esters in asymmetric synthesis - Part 2 - Asymmetric borane reduction of prochiral ketones in the presence of a chiral spiroborate ester [J] . Liu DJ, Shan ZX, Zhou Y, Helvetica chimica acta . 2004,第9期

机译：不对称合成中的手性硼酸酯-第2部分-手性螺硼酸酯存在下手性酮的不对称硼烷还原
3. Enantioselective reduction of alpha-keto esters to 1,2-diols using the NaBH4/Me3SiCl system catalyzed by polymer-supported chiral sulfonamide [J] . Wang GY., Hu JB., Zhao G. Tetrahedron, Asymmetry: The International Journal for Repid Publication on all Aspects of Asymmetry in Orgainc, Inorganic, Organometallic, Physical and Bio-Organic Chemistry . 2004,第5期

机译：使用聚合物负载的手性磺酰胺催化的NaBH4 / Me3SiCl系统将α-酮酯对映体选择性还原为1,2-二醇
4. Synthesis of chiral N-phosphinyl α-imino esters and their application in asymmetric synthesis of α-amino esters by reduction [O] . Yiwen Xiong, Haibo Mei, Lingmin Wu, 2014

机译：手性N-次膦酰基α-亚氨基酯的合成及其在还原反应中不对称合成α-氨基酯中的应用
5. Synthesis of chiral N-phosphinyl α-imino esters and their application in asymmetric synthesis of α-amino esters by reduction [O] . Yiwen Xiong, Haibo Mei, Lingmin Wu, 2014

机译：手性 N-膦基α-亚氨基酯的合成及其在还原合成α-氨基酯中的应用
6. Chiral Synthesis via Organoboranes. 15. Selective Reductions. 42. Asymmetric Reduction of Representative Prochiral Ketones with Potassium 9-O-(1,2:5,6-Di-O-isopropylidene-alpha-D-glucofuranosyl)-9- boratabicyclo(3.3.1)-nonane [R] . Brown, H. C., Cho, B. T., Park, W. S. 1988

机译：有机硼烷的手性合成。 15.选择性减少。 42.用9-O-（1,2：5,6-二-O-异亚丙基-α-D-葡呋喃糖基）-9-硼三环（3.3.1） - 壬烷钾不对称还原代表性前手性酮

Asymmetric Reduction of Alpha-Keto Esters with Potassium 9-O-(1,2:5,6-Di-O-Isopropylidene-Alpha-D-Glucofuranosyl)-9- Boratabicyclo(3.3.1)Nonane. Chiral Synthesis of Alpha-Hydroxy Esters with Optical Purity Approaching 100% ee

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