889 related articles for article (PubMed ID: 15255677)
1. Asymmetric synthesis of quaternary alpha- and beta-amino acids and beta-lactams via proline-catalyzed mannich reactions with branched aldehyde donors.
Chowdari NS; Suri JT; Barbas CF
Org Lett; 2004 Jul; 6(15):2507-10. PubMed ID: 15255677
[TBL] [Abstract][Full Text] [Related]
2. Organocatalytic asymmetric synthesis of alpha,alpha-disubstituted alpha-amino acids and derivatives.
Cabrera S; Reyes E; Alemán J; Milelli A; Kobbelgaard S; Jørgensen KA
J Am Chem Soc; 2008 Sep; 130(36):12031-7. PubMed ID: 18698775
[TBL] [Abstract][Full Text] [Related]
3. The direct organocatalytic asymmetric mannich reaction: unmodified aldehydes as nucleophiles.
Notz W; Tanaka F; Watanabe S; Chowdari NS; Turner JM; Thayumanavan R; Barbas CF
J Org Chem; 2003 Dec; 68(25):9624-34. PubMed ID: 14656087
[TBL] [Abstract][Full Text] [Related]
4. Direct organocatalytic asymmetric aldol reactions of alpha-amino aldehydes: expedient syntheses of highly enantiomerically enriched anti-beta-hydroxy-alpha-amino acids.
Thayumanavan R; Tanaka F; Barbas III CF
Org Lett; 2004 Sep; 6(20):3541-4. PubMed ID: 15387543
[TBL] [Abstract][Full Text] [Related]
5. Practical Proline-catalyzed asymmetric Mannich reaction of aldehydes with N-Boc-imines.
Yang JW; Stadler M; List B
Nat Protoc; 2007; 2(8):1937-42. PubMed ID: 17703205
[TBL] [Abstract][Full Text] [Related]
6. Proline-catalyzed, asymmetric mannich reactions in the synthesis of a DPP-IV inhibitor.
Janey JM; Hsiao Y; Armstrong JD
J Org Chem; 2006 Jan; 71(1):390-2. PubMed ID: 16388667
[TBL] [Abstract][Full Text] [Related]
7. The direct catalytic asymmetric alpha-aminooxylation reaction: development of stereoselective routes to 1,2-diols and 1,2-amino alcohols and density functional calculations.
Córdova A; Sundén H; Bøgevig A; Johansson M; Himo F
Chemistry; 2004 Aug; 10(15):3673-84. PubMed ID: 15281151
[TBL] [Abstract][Full Text] [Related]
8. Asymmetric aza-Mannich addition of oxazolones to N-tosyl aldimines: synthesis of chiral alpha-disubstituted alpha,beta-diamino acids.
Liu X; Deng L; Jiang X; Yan W; Liu C; Wang R
Org Lett; 2010 Feb; 12(4):876-9. PubMed ID: 20088540
[TBL] [Abstract][Full Text] [Related]
9. Direct-type catalytic three-component mannich reactions leading to an efficient synthesis of alpha,beta-diamino acid derivatives.
Salter MM; Kobayashi J; Shimizu Y; Kobayashi S
Org Lett; 2006 Aug; 8(16):3533-6. PubMed ID: 16869653
[TBL] [Abstract][Full Text] [Related]
10. Enantioselective Michael reactions of beta, beta-disubstituted nitroalkenes: a new approach to beta(2,2)-amino acids with hetero-quaternary stereocenters.
Lu HH; Zhang FG; Meng XG; Duan SW; Xiao WJ
Org Lett; 2009 Sep; 11(17):3946-9. PubMed ID: 19653671
[TBL] [Abstract][Full Text] [Related]
11. 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; 6(15):2527-30. PubMed ID: 15255682
[TBL] [Abstract][Full Text] [Related]
12. Alpha-imino esters: versatile substrates for the catalytic, asymmetric synthesis of alpha- and beta-amino acids and beta-lactams.
Taggi AE; Hafez AM; Lectka T
Acc Chem Res; 2003 Jan; 36(1):10-9. PubMed ID: 12534300
[TBL] [Abstract][Full Text] [Related]
13. A highly enantioselective route to either enantiomer of both alpha- and beta-amino acid derivatives.
Córdova A; Watanabe S; Tanaka F; Notz W; Barbas CF
J Am Chem Soc; 2002 Mar; 124(9):1866-7. PubMed ID: 11866595
[TBL] [Abstract][Full Text] [Related]
14. Direct amino acid catalyzed asymmetric synthesis of polyketide sugars.
Casas J; Engqvist M; Ibrahem I; Kaynak B; Córdova A
Angew Chem Int Ed Engl; 2005 Feb; 44(9):1343-5. PubMed ID: 15624230
[No Abstract] [Full Text] [Related]
15. L-proline-catalyzed enantioselective one-pot cross-Mannich reaction of aldehydes.
Hayashi Y; Urushima T; Tsuboi W; Shoji M
Nat Protoc; 2007; 2(1):113-8. PubMed ID: 17401345
[TBL] [Abstract][Full Text] [Related]
16. Enantioselective synthesis of alpha-amino acids from N-tosyloxy beta-lactams derived from beta-keto esters.
Durham TB; Miller MJ
J Org Chem; 2003 Jan; 68(1):27-34. PubMed ID: 12515457
[TBL] [Abstract][Full Text] [Related]
17. One-pot asymmetric synthesis of beta-cyanohydroxymethyl alpha-amino acid derivatives: formation of three contiguous stereogenic centers.
Watanabe S; Córdova A; Tanaka F; Barbas CF
Org Lett; 2002 Dec; 4(25):4519-22. PubMed ID: 12465927
[TBL] [Abstract][Full Text] [Related]
18. Organocatalytic asymmetric assembly reactions: one-pot synthesis of functionalized beta-amino alcohols from aldehydes, ketones, and azodicarboxylates.
Chowdari NS; Ramachary DB; Barbas CF
Org Lett; 2003 May; 5(10):1685-8. PubMed ID: 12735752
[TBL] [Abstract][Full Text] [Related]
19. Proline organocatalysis as a new tool for the asymmetric synthesis of ulosonic acid precursors.
Enders D; Gasperi T
Chem Commun (Camb); 2007 Jan; (1):88-90. PubMed ID: 17279270
[TBL] [Abstract][Full Text] [Related]
20. Catalytic asymmetric Mannich reactions of glycine derivatives with imines. A new approach to optically active alpha,beta-diamino acid derivatives.
Bernardi L; Gothelf AS; Hazell RG; Jørgensen KA
J Org Chem; 2003 Apr; 68(7):2583-91. PubMed ID: 12662026
[TBL] [Abstract][Full Text] [Related]
[Next] [New Search]
