financial support from the National Natural Science Foundation of China(No.21890723)。
Reversal of regioselectivity in the catalytic asymmetric conjugate additions of 3-substituted oxindoles toβ-nitroenones orβ-nitroacrylates was established with chiral scandium catalysts.It enabled the construction o...
the National Natural Science Foundation of China (No. 20972048) and Shanghai Educational Development Foundation (The Dawn Program: No. 03SG27) for the financial support of this work.
Ethylenediamine (H2NCH2CHeNH2) was found to be a highly effective catalyst for the condensation of aryl aldehydes with nitromethane (or nitroethane). When 1%-2% (tool%) of ethylenediamine was used as the catalys...
A simple, atom economical and highly efficient green protocol has been developed for the synthesis of Michael adducts of nitroalkenes and 2-amino-2-chromene derivatives by Michael addition of active methylene compoun...
This work was supported by the National Natural Science Foundation of China (Nos. 20962018, 20862015, 20762009 and 20562011).
Friedel-Crafts alkylation of indoles with nitroalkenes catalyzed by a novel Zn(II)-thiourea complex has been developed. The remarkable advantages of this reaction are mild reaction conditions, simple workup procedur...
the financial support from the National Natural Science Foundation of China(Nos.20962018, 20862015,20762009 and 20562011)
A series of new ligands L_1-L_7 were readily prepared in one step.Friedel-Crafts alkylation of indoles with nitroalkenes catalyzed by a novel Cu(Ⅱ)-L complex has been developed.The remarkable advantages of this rea...
support from Natural Science Foundation of China(No.20772097);Sichuan Provincial Science Foundation for Outstanding Youth(No.05ZQ026-008);Key Project of the Education Department of Sichuan Province(No.2006A081).
Highly efficient Michael addition reactions of malonates to nitroalkenes catalyzed by novel chiral thioureas derived from optically pure BINOL and amino acids are reported. Various trans-nitroalkenes reacted with malo...
Allylindium bromide prepared by metallic indium and allyl bromide was added to nitroalkenes to give conjugate addition compounds in moderate to good yields in an aqueous media.
Michael condensations of α-nitroalkenes with heteroatom-centered nucleophiles bearing allyl group in the presence of a base followed by the addition of trimethylchlorosilane led to the stereoselective synthesis of is...