Yuanyuan Liu

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Name: 刘媛媛; Liu, Yuan
Organization: East China Normal University , China
Department: School of Chemistry and Molecular Engineering
Title: (PhD)

TOPICS

Co-reporter:Bing Liu;Zhan-Ming Zhang;Bing Xu;Shan Xu;Hai-Hong Wu;Junliang Zhang
Organic Chemistry Frontiers 2017 vol. 4(Issue 9) pp:1772-1776
Publication Date(Web):2017/08/22
DOI:10.1039/C7QO00291B
A highly chemo-, diastereo-, and enantioselective Cu(I)/(S,S)-iPr-FOXAP-catalyzed Michael addition of ketiminoester to β-trifluoromethyl β,β-disubstituted enones was developed. This method provides facile access to highly functionalized 1-pyrrolines bearing two contiguous stereocenters, including a trifluoromethylated all-carbon quaternary stereocenter, via one-pot hydrolytic cyclization (up to >20 : 1 cr, > 20 : 1 dr, and 98% ee). The addition of trace amounts of water to the direct 1,3-dipolar cycloaddition is crucial for obtaining 1-pyrrolines with high chemoselectivities rather than pyrrolidines.
Co-reporter:Yulei Zhao;Fangfang Zhang;Wenjun Yao;Chengyu Wang;Yanzhong Li
European Journal of Organic Chemistry 2015 Volume 2015( Issue 36) pp:7984-7991
Publication Date(Web):
DOI:10.1002/ejoc.201501060

Abstract

An efficient and chemoselective nitrogen nucleophilic addition/enamine migration cascade reaction was explored, in which a range of enaminones and propynyl carbonyl compounds were converted into highly functionalized conjugated diene derivatives in good to high yields. The mechanism of the intermolecular enamine migration pathway was proposed according to the results of a cross reaction. This method provides a new and direct approach for the synthesis of conjugated diene motifs.

Co-reporter:Lingkai Kong, Yushang Shao, Yanli Li, Yuanyuan Liu, and Yanzhong Li
The Journal of Organic Chemistry 2015 Volume 80(Issue 24) pp:12641-12645
Publication Date(Web):November 18, 2015
DOI:10.1021/acs.joc.5b02211
An efficient cascade β-metalation/addition/cyclization reaction promoted by LDA is described in which 3-amino furans were constructed from enaminones and aldehydes. A broad range of substituents on the starting compounds was tolerated, and the polysubstituted furans were gained with moderate to excellent yields within 2 h.
Co-reporter:Lingkai Kong, Yuanyuan Zhou, He Huang, Yang Yang, Yuanyuan Liu, and Yanzhong Li
The Journal of Organic Chemistry 2015 Volume 80(Issue 2) pp:1275-1278
Publication Date(Web):December 15, 2014
DOI:10.1021/jo502630t
An efficient cascade copper-catalyzed intermolecular Ullmann-type C–N coupling/enamine condensation reaction is described, in which ortho-acylanilines and alkenyl iodides converted to multisubstituted quinolines in good to excellent yields.
QUINOLINE, 3-(4-METHYLPHENYL)-
2-PENTYN-1-ONE, 1-(2-BROMOPHENYL)-4,4-DIMETHYL-
2-Heptyn-1-one, 1-(2-bromophenyl)-
Benzene, 1-[(1E)-2-iodoethenyl]-4-methoxy-
Benzene, 1-[(1E)-2-iodoethenyl]-4-methyl-
Benzene, [(1E)-2-iodoethenyl]-
QUINOLINE, 4-METHYL-3-PHENYL-
QUINOLINE, 3-(4-METHOXYPHENYL)-
3-phenylquinoline
2-Propen-1-one, 1-(4-methoxyphenyl)-3-(phenylamino)-, (2Z)-