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PUBMED FOR HANDHELDS

Journal Abstract Search


588 related items for PubMed ID: 25633800

  • 21. Efficient intramolecular cyclizations of phenoxyethynyl diols into multisubstituted α,β-unsaturated lactones.
    Egi M, Ota Y, Nishimura Y, Shimizu K, Azechi K, Akai S.
    Org Lett; 2013 Aug 16; 15(16):4150-3. PubMed ID: 23905884
    [Abstract] [Full Text] [Related]

  • 22. Organocatalytic Michael addition of aldehydes to gamma-keto-alpha,beta-unsaturated esters. an efficient entry to versatile chiral building blocks.
    Wang J, Ma A, Ma D.
    Org Lett; 2008 Dec 04; 10(23):5425-8. PubMed ID: 19006393
    [Abstract] [Full Text] [Related]

  • 23. Amidation of aldehydes and alcohols through α-iminonitriles and a sequential oxidative three-component Strecker reaction/thio-Michael addition/alumina-promoted hydrolysis process to access β-mercaptoamides from aldehydes, amines, and thiols.
    Gualtierotti JB, Schumacher X, Fontaine P, Masson G, Wang Q, Zhu J.
    Chemistry; 2012 Nov 12; 18(46):14812-9. PubMed ID: 23019046
    [Abstract] [Full Text] [Related]

  • 24. Catalytic asymmetric formation of delta-lactones by [4+2] cycloaddition of zwitterionic dienolates generated from alpha,beta-unsaturated acid chlorides.
    Tiseni PS, Peters R.
    Angew Chem Int Ed Engl; 2007 Nov 12; 46(28):5325-8. PubMed ID: 17542033
    [No Abstract] [Full Text] [Related]

  • 25. Enantioselective organocatalytic conjugate addition of aldehydes to vinyl sulfones and vinyl phosphonates as challenging Michael acceptors.
    Sulzer-Mossé S, Alexakis A, Mareda J, Bollot G, Bernardinelli G, Filinchuk Y.
    Chemistry; 2009 Nov 12; 15(13):3204-20. PubMed ID: 19204962
    [Abstract] [Full Text] [Related]

  • 26. Enantioselective assembly of substituted dihydropyrones via organocatalytic reaction in water media.
    Wang J, Yu F, Zhang X, Ma D.
    Org Lett; 2008 Jun 19; 10(12):2561-4. PubMed ID: 18476713
    [Abstract] [Full Text] [Related]

  • 27. Asymmetric synthesis of highly substituted beta-lactones by nucleophile-catalyzed [2+2] cycloadditions of disubstituted ketenes with aldehydes.
    Wilson JE, Fu GC.
    Angew Chem Int Ed Engl; 2004 Nov 26; 43(46):6358-60. PubMed ID: 15558690
    [No Abstract] [Full Text] [Related]

  • 28. Organocatalytic asymmetric robinson annulation of alpha,beta-unsaturated aldehydes: applications to the total synthesis of (+)-palitantin.
    Hong BC, Wu MF, Tseng HC, Huang GF, Su CF, Liao JH.
    J Org Chem; 2007 Oct 26; 72(22):8459-71. PubMed ID: 17919000
    [Abstract] [Full Text] [Related]

  • 29. 4-(Dimethylamino)pyridine-catalysed iodolactonisation of γ,δ-unsaturated carboxylic acids.
    Meng C, Liu Z, Liu Y, Wang Q.
    Org Biomol Chem; 2015 Jun 28; 13(24):6766-72. PubMed ID: 26009007
    [Abstract] [Full Text] [Related]

  • 30. Synthesis of substituted 3-furanoates from MBH-acetates of acetylenic aldehydes via tandem isomerization-deacetylation-cycloisomerization: access to Elliott's alcohol.
    Reddy CR, Krishna G, Reddy MD.
    Org Biomol Chem; 2014 Mar 14; 12(10):1664-70. PubMed ID: 24492976
    [Abstract] [Full Text] [Related]

  • 31. Organocatalytic direct vinylogous Michael addition of α,β-unsaturated γ-butyrolactam to α,β-unsaturated aldehydes and an illustration to scaffold diversity synthesis.
    Feng X, Cui HL, Xu S, Wu L, Chen YC.
    Chemistry; 2010 Sep 10; 16(34):10309-12. PubMed ID: 20669195
    [No Abstract] [Full Text] [Related]

  • 32. Direct catalytic asymmetric synthesis of anti-1,2-amino alcohols and syn-1,2-diols through organocatalytic anti-Mannich and syn-aldol reactions.
    Ramasastry SS, Zhang H, Tanaka F, Barbas CF.
    J Am Chem Soc; 2007 Jan 17; 129(2):288-9. PubMed ID: 17212404
    [No Abstract] [Full Text] [Related]

  • 33. Asymmetric Michael addition of gamma,gamma-disubstituted alpha,beta-unsaturated aldehydes to nitroolefins via dienamine catalysis.
    Han B, Xiao YC, He ZQ, Chen YC.
    Org Lett; 2009 Oct 15; 11(20):4660-3. PubMed ID: 19754072
    [Abstract] [Full Text] [Related]

  • 34. Enantioselective organocatalytic approach to alpha-methylene-delta-lactones and delta-lactams.
    Albrecht Ł, Richter B, Krawczyk H, Jørgensen KA.
    J Org Chem; 2008 Nov 07; 73(21):8337-43. PubMed ID: 18831593
    [Abstract] [Full Text] [Related]

  • 35. Organocatalytic enantioselective cascade Michael-Michael-Wittig reactions of phosphorus ylides: one-pot synthesis of the all-cis trisubstituted cyclohexenecarboxylates via the [1 + 2 + 3] annulation.
    Hong BC, Jan RH, Tsai CW, Nimje RY, Liao JH, Lee GH.
    Org Lett; 2009 Nov 19; 11(22):5246-9. PubMed ID: 19852490
    [Abstract] [Full Text] [Related]

  • 36. Cu(I)-catalyzed intramolecular cyclization of alkynoic acids in aqueous media: a "click side reaction".
    Mindt TL, Schibli R.
    J Org Chem; 2007 Dec 21; 72(26):10247-50. PubMed ID: 18044929
    [Abstract] [Full Text] [Related]

  • 37. Enantioselective Henry addition of methyl 4-nitrobutyrate to aldehydes. Chiral building blocks for 2-pyrrolidinones and other derivatives.
    Blay G, Hernández-Olmos V, Pedro JR.
    Org Lett; 2010 Jul 02; 12(13):3058-61. PubMed ID: 20536220
    [Abstract] [Full Text] [Related]

  • 38. Organocatalytic enantioselective Friedel-Crafts alkylation of 4,7-dihydroindoles with alpha,beta-unsaturated aldehydes: an easy access to 2-substituted indoles.
    Hong L, Liu C, Sun W, Wang L, Wong K, Wang R.
    Org Lett; 2009 May 21; 11(10):2177-80. PubMed ID: 19385607
    [Abstract] [Full Text] [Related]

  • 39. Construction of Enantioenriched γ,γ-Disubstituted Butenolides Enabled by Chiral Amine and Lewis Acid Cascade Cocatalysis.
    Yu C, Ji P, Zhang Y, Meng X, Wang W.
    Org Lett; 2021 Oct 01; 23(19):7656-7660. PubMed ID: 34543030
    [Abstract] [Full Text] [Related]

  • 40. Ruthenium-catalyzed cyclocarbonylation of allenyl alcohols and amines: selective synthesis of lactones and lactams.
    Yoneda E, Zhang SW, Zhou DY, Onitsuka K, Takahashi S.
    J Org Chem; 2003 Oct 31; 68(22):8571-6. PubMed ID: 14575487
    [Abstract] [Full Text] [Related]


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