Efficient and direct synthesis of poly-substituted indeno[1,2-b]quinolines assisted by p-toluene sulfonic acid using high-temperature water and microwave heating via one-pot, three-component reaction
Facile three-component one-pot synthesis of indeno-[1,2-<i>b</i>]quinolin-9,11(6<i>H</i>,10<i>H</i>)-dione derivatives
作者:Yan Chen、Shujiang Tu、Bo Jiang、Feng Shi
DOI:10.1002/jhet.5570440538
日期:2007.9
One-potthree-component cyclocondensation of aldehydes, 1,3-indanedione and enaminones proceeds in the presence of acetic acid to afford Indeno[1,2-b]quinolin-9,11(6H,10H)-dionederivatives, The method has the advantage of excellent yields(85-94%) and simple workup procedure.
乙醛,1,3-茚满二酮和烯胺酮的一锅式三组分环缩合反应在乙酸存在下进行,得到茚并[1,2 - b ]喹啉-9,11(6 H,10 H)-二酮衍生物,该方法具有优良的收率(85-94%)和后处理程序的优点。
Simple route to indeno[1,2-b]quinoline derivatives via a coupling reaction catalyzed by TiO2 nanoparticles
作者:Shahrzad Abdolmohammadi
DOI:10.1016/j.cclet.2013.02.017
日期:2013.4
A simple, efficient and high yielding approach for the synthesis of indeno[1,2-b]quinolinediones has been developed by a one-pot, four-component, coupling reaction utilizing TiO2 nanoparticles (TiO2-NPs) as a heterogeneous catalyst at 80 degrees C in aqueous media. (C) 2013 Shahrzad Abdolmohammadi. Published by Elsevier B.V. on behalf of Chinese Chemical Society. All rights reserved.