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离子液体中新型甾体螺环吡咯烷杂环的便捷连续一锅法四组分合成

An expedient sequential one-pot four component synthesis of novel steroidal spiro-pyrrolidine heterocycles in ionic liquid.

作者信息

Gavaskar D, Babu A R Suresh, Raghunathan R, Dharani M, Balasubramanian S

机构信息

Department of Organic Chemistry, University of Madras, Guindy Campus, Chennai, India.

Institute of Molecular and Cellular Biology (IBMC), University of Strasbourg, Strasbourg, France.

出版信息

Steroids. 2016 May;109:1-6. doi: 10.1016/j.steroids.2016.02.010. Epub 2016 Feb 27.

DOI:10.1016/j.steroids.2016.02.010
PMID:26930574
Abstract

A facile one-pot synthesis of novel steroidal dispiro-indenoquinoxaline pyrrolidines via multicomponent-[3+2]-cycloaddition of azomethine ylides in ionic liquid is described. The structure of cycloadduct is confirmed by IR, (1)H NMR, (13)C NMR, high resolution mass spectroscopy and elemental analysis.

摘要

描述了一种通过离子液体中氮杂甲亚胺叶立德的多组分-[3+2]-环加成反应,简便一锅法合成新型甾体双螺-茚并喹喔啉吡咯烷的方法。环加成产物的结构通过红外光谱、核磁共振氢谱、核磁共振碳谱、高分辨质谱和元素分析得以确证。

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