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Journal Abstract Search

560 related items for PubMed ID: 20857918

  • 1. Organocatalytic asymmetric tandem Michael addition-hemiacetalization: a route to chiral dihydrocoumarins, chromanes, and 4H-chromenes.
    Lu D, Li Y, Gong Y.
    J Org Chem; 2010 Oct 15; 75(20):6900-7. PubMed ID: 20857918
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  • 2. Organocatalytic asymmetric Friedel-Crafts alkylation/cyclization cascade reaction of 1-naphthols and alpha,beta-unsaturated aldehydes: an enantioselective synthesis of chromanes and dihydrobenzopyranes.
    Hong L, Wang L, Sun W, Wong K, Wang R.
    J Org Chem; 2009 Sep 04; 74(17):6881-4. PubMed ID: 19663397
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  • 4. Stereoselective synthesis of chromane derivatives via a domino reaction catalyzed by modularly designed organocatalysts.
    Jakkampudi S, Parella R, Zhao JC.
    Org Biomol Chem; 2018 Dec 19; 17(1):151-155. PubMed ID: 30525178
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  • 5. Asymmetric tandem Michael addition-Wittig reaction to cyclohexenone annulation.
    Liu YK, Ma C, Jiang K, Liu TY, Chen YC.
    Org Lett; 2009 Jul 02; 11(13):2848-51. PubMed ID: 19518069
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  • 6. Enantioselective organocatalytic tandem Michael-Aldol reactions: one-pot synthesis of chiral thiochromenes.
    Wang W, Li H, Wang J, Zu L.
    J Am Chem Soc; 2006 Aug 16; 128(32):10354-5. PubMed ID: 16895386
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  • 7. Organocatalytic diversity-oriented asymmetric synthesis of tricyclic chroman derivatives.
    Geng ZC, Zhang SY, Li NK, Li N, Chen J, Li HY, Wang XW.
    J Org Chem; 2014 Nov 21; 79(22):10772-85. PubMed ID: 25320870
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  • 8. Asymmetric Michael addition/intramolecular cyclization catalyzed by bifunctional tertiary amine-squaramides: construction of chiral 2-amino-4H-chromene-3-carbonitrile derivatives.
    Gao Y, Du DM.
    Chem Asian J; 2014 Oct 21; 9(10):2970-4. PubMed ID: 25123095
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  • 10. Direct asymmetric organocatalytic Michael reactions of alpha,alpha-disubstituted aldehydes with beta-nitrostyrenes for the synthesis of quaternary carbon-containing products.
    Mase N, Thayumanavan R, Tanaka F, Barbas CF.
    Org Lett; 2004 Jul 22; 6(15):2527-30. PubMed ID: 15255682
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  • 13. Molecular assembly of an achiral phosphine and a chiral primary amine: a highly efficient supramolecular catalyst for the enantioselective Michael reaction of aldehydes with maleimides.
    Yang W, Jiang KZ, Lu X, Yang HM, Li L, Lu Y, Xu LW.
    Chem Asian J; 2013 Jun 22; 8(6):1182-90. PubMed ID: 23554319
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  • 14. Aluminum triflate catalyzed tandem reactions of D-galactal: toward chiral benzopyrans, chromenes, and chromans.
    Simelane SB, Kinfe HH, Muller A, Williams DB.
    Org Lett; 2014 Sep 05; 16(17):4543-5. PubMed ID: 25162834
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  • 15. Catalytic asymmetric addition of aldehydes to oxocarbenium ions: a dual catalytic system for the synthesis of chromenes.
    Rueping M, Volla CM, Atodiresei I.
    Org Lett; 2012 Sep 07; 14(17):4642-5. PubMed ID: 22913599
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  • 16. Highly efficient asymmetric Michael addition of aldehyde to nitroolefin using perhydroindolic acid as a chiral organocatalyst.
    Zhao L, Shen J, Liu D, Liu Y, Zhang W.
    Org Biomol Chem; 2012 Apr 14; 10(14):2840-6. PubMed ID: 22388774
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  • 17. Application of beta-oxodithioesters in domino and multicomponent reactions: facile route to dihydropyrimidines and coumarins.
    Singh OM, Devi NS.
    J Org Chem; 2009 Apr 17; 74(8):3141-4. PubMed ID: 19301883
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  • 18. A new synthetic route for axially chiral secondary amines with binaphthyl backbone and their applications in asymmetric Michael reaction of aldehydes to nitroalkenes.
    Liang DC, Luo RS, Yin LH, Chan AS, Lu G.
    Org Biomol Chem; 2012 Apr 21; 10(15):3071-9. PubMed ID: 22395306
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