A Facile Synthesis of Ethyl (3-Oxo-5beta-Cholan)-24-yl Oxalate

Lutfun Nahar; Satyajit D.Sarker; Alan B.Turner

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A Facile Synthesis of Ethyl (3-Oxo-5beta-Cholan)-24-yl Oxalate

机译：（3-Oxo-5beta-Cholan）-24-草酸乙酯的简便合成

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摘要

A facile synthesis of ethyl (3-oxo-5beta-cholan)-24-yl oxalate (8) has been achieved from lithocholic acid (1) in 5 steps with a 64% yield.Comprehensive NMR spectroscopic data interpretations for all new compounds are presented.

机译：由锂盐（1）分五步轻松实现了（3-oxo-5beta-cholan）-24-草酸乙酯（8）的合成，收率64％。所有新化合物的NMR光谱数据解释是呈现。

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《Acta Chimica Slovenica》 |2006年第4期|共5页
作者
Lutfun Nahar; Satyajit D.Sarker; Alan B.Turner;
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正文语种 eng
中图分类化学;
关键词
lithocholic acid; methyl lithocholate; oxalyl chloride; esterification; NMR.;

机译：石胆酸;胆酸甲酯;草酰氯;酯化;NMR;

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1. A Facile Synthesis of Ethyl (3-Oxo-5beta-Cholan)-24-yl Oxalate [J] . Lutfun Nahar, Satyajit D.Sarker, Alan B.Turner Acta Chimica Slovenica . 2006,第4期

机译：（3-Oxo-5beta-Cholan）-24-草酸乙酯的简便合成
2. Microreactor technology for synthesis of ethyl methyl oxalate from diethyl oxalate with methanol and its kinectics [J] . Ji Guojing, Ding Jie, Zhong Qin The Canadian Journal of Chemical Engineering . 2020,第11期

机译：用甲醇及其基因酯合成草酸甲酯的微反应器技术
3. Green synthesis of ethyl oxalate benzylidinyl hydrazides [J] . Zhao Zhi Xiang, Cheng Li Ping, Pang Wan Tetrahedron letters: The International Journal for the Rapid Publication of Preliminary Communications in Organic Chemistry . 2018,第21期

机译：草酸甲酸乙酯乙基肼的绿色合成
4. Facile synthesis and characterization of 1-ethyl-3- methylimidazolium fluoride ionic liquid [C] . Fengguo Liu, Xiongwei Zhong, Junli Xu, International Russian-Chinese Symposium "New Materials and Technologies" . 2020

机译：1-乙基-3-甲基咪唑氟离子液体的容易合成与表征
5. Facile synthesis of cis-2-alkyl-3-trialkylsilyloxycycloalkanones via the non-aldol aldol rearrangement of 2,3-epoxycycloalkanols and use of 4-cyanocoumarins as dienophiles in a facile synthesis of highly substituted dibenzopyranones and progress toward the total synthesis of N-methylwelwitindolinone C isothiocyanate. [D] . Allen, Damian Arthur. 2009

机译：通过2,3-环氧环烷醇的非醛醇缩醛重排轻松合成顺式-2-烷基-3-三烷基甲硅烷氧基环烷酮，并在高度取代的二苯并吡喃酮的简便合成中使用4-氰基香豆素作为亲二烯体，并逐步发展为N-甲基welwitindolinone C异硫氰酸酯。
6. A Facile Route to Diastereomeric Phosphorus Ylides. Chemoselective Synthesis of Dialkyl (E)-2-1-(2-Oxocyclopentylidene)ethyl-2-butenedioates [O] . Sakineh Asghari, Mohammad Bagher Poushani, Samaneh Ramezani 2008

机译：一种非对映体的磷叶立德的简便途径。（E）-2- 1-（1-（2-氧代环戊叉基）乙基 -2-丁烯二酸酯的化学选择合成
7. α,β-Unsaturated Carboxylic Acid Derivatives. XVII. The Facile Synthesis of Ethyl α-Azido-α-alkenoates and Reduction to Ethyl α-Amino-α-alkenoates [O] . Chung-gi Shin, Yasuchika Yonezawa, Kazuo Unoki, 1979

机译：α，β-不饱和羧酸衍生物。十八。乙基α-α-α-链烯酸乙酯的容量合成，还原对α-氨基-α-链烯酸盐
8. Facile Preparation of Ethyl-Alpha-Fluoroalkanoates. [R] . Thenappan, A., Burton, D. J. 1989

机译：简易制备α-氟代链烷酸乙酯。

A Facile Synthesis of Ethyl (3-Oxo-5beta-Cholan)-24-yl Oxalate

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