Literature DB >> 17488018

Stable tetravalent phosphonium enolate zwitterions.

Xue-Feng Zhu1, Christopher E Henry, Ohyun Kwon.   

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Year:  2007        PMID： 17488018      PMCID： PMC2535772          DOI： 10.1021/ja071990s

Source DB:  PubMed          Journal:  J Am Chem Soc        ISSN： 0002-7863            Impact factor:   15.419


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  12 in total

1.  New Strategies for the Development of an Asymmetric Version of the Baylis-Hillman Reaction This work was supported by the Fonds der Chemischen Industrie (Liebig-scholarship and funds for P. L.). P. L. thanks Prof. Dr. A. de Meijere for his support.

Authors: 
Journal:  Angew Chem Int Ed Engl       Date:  2000-09-01       Impact factor: 15.336

2.  Recent advances in the Baylis-Hillman reaction and applications.

Authors:  Deevi Basavaiah; Anumolu Jaganmohan Rao; Tummanapalli Satyanarayana
Journal:  Chem Rev       Date:  2003-03       Impact factor: 60.622

Review 3.  New features in pentacoordinate phosphorus chemistry.

Authors:  K C Kumara Swamy; N Satish Kumar
Journal:  Acc Chem Res       Date:  2006-05       Impact factor: 22.384

4.  Synthesis of Highly Functionalized gamma-Butyrolactones from Activated Carbonyl Compounds and Dimethyl Acetylenedicarboxylate.

Authors:  Kyoko Nozaki; Naomasa Sato; Kazuhiro Ikeda; Hidemasa Takaya
Journal:  J Org Chem       Date:  1996-07-12       Impact factor: 4.354

5.  Theoretical rationale for regioselection in phosphine-catalyzed allenoate additions to acrylates, imines, and aldehydes.

Authors:  Travis Dudding; Ohyun Kwon; Evan Mercier
Journal:  Org Lett       Date:  2006-08-17       Impact factor: 6.005

6.  Unusual Oxaphosphoranes by Acyl Transfer from o-Acetoxy-o'-diphenylphosphanyltolane.

Authors: 
Journal:  Angew Chem Int Ed Engl       Date:  1999-09       Impact factor: 15.336

7.  Reactions of electron-deficient alkynes and allenes under phosphine catalysis.

Authors:  X Lu; C Zhang; Z Xu
Journal:  Acc Chem Res       Date:  2001-07       Impact factor: 22.384

8.  Phosphine-catalyzed synthesis of 1,3-dioxan-4-ylidenes.

Authors:  Xue-Feng Zhu; Christopher E Henry; Jay Wang; Travis Dudding; Ohyun Kwon
Journal:  Org Lett       Date:  2005-03-31       Impact factor: 6.005

9.  Synthetic Studies toward the Preparation of Phosphonate Analogs of Sphingomyelin and Ceramide 1-Phosphate Using Pentacovalent Organophospholene Methodology.

Authors:  Cynthia K. McClure; Pranab K. Mishra; Christopher W. Grote
Journal:  J Org Chem       Date:  1997-04-18       Impact factor: 4.354

10.  An expedient phosphine-catalyzed [4 + 2] annulation: synthesis of highly functionalized tetrahydropyridines.

Authors:  Xue-Feng Zhu; Jie Lan; Ohyun Kwon
Journal:  J Am Chem Soc       Date:  2003-04-23       Impact factor: 15.419
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  13 in total

1.  Bisphosphine-catalyzed mixed double-Michael reactions: asymmetric synthesis of oxazolidines, thiazolidines, and pyrrolidines.

Authors:  Vardhineedi Sriramurthy; Gregg A Barcan; Ohyun Kwon
Journal:  J Am Chem Soc       Date:  2007-10-09       Impact factor: 15.419

2.  Stereoselective Syntheses of α,β-Unsaturated γ-Amino Esters Through Phosphine-Catalyzed γ-Umpolung Additions of Sulfonamides to γ-Substituted Allenoates.

Authors:  Qing-Fa Zhou; Kui Zhang; Ohyun Kwon
Journal:  Tetrahedron Lett       Date:  2015-06-03       Impact factor: 2.415

Review 3.  Phosphine Organocatalysis.

Authors:  Hongchao Guo; Yi Chiao Fan; Zhanhu Sun; Yang Wu; Ohyun Kwon
Journal:  Chem Rev       Date:  2018-09-27       Impact factor: 60.622

4.  Phosphine-catalyzed intramolecular γ-umpolung addition of α-aminoalkylallenic esters: facile synthesis of 3-carbethoxy-2-alkyl-3-pyrrolines.

Authors:  Ian P Andrews; Brian R Blank; Ohyun Kwon
Journal:  Chem Commun (Camb)       Date:  2012-04-23       Impact factor: 6.222

5.  PHOSPHINE-CATALYZED [4+2] ANNULATION: SYNTHESIS OF ETHYL 6-PHENYL-1-TOSYL-1,2,5,6-TETRAHYDROPYRIDINE-3-CARBOXYLATE.

Authors:  Kui Lu; Ohyun Kwon; Kay M Brummond; Matthew M Davis
Journal:  Organic Synth       Date:  2009-03-01

6.  PHOSPHINE-CATALYZED [3 + 2] ANNULATION: SYNTHESIS OF ETHYL 5-(tert-BUTYL)-2-PHENYL-1-TOSYL-3-PYRROLINE-3-CARBOXYLATE.

Authors:  Ian P Andrews; Ohyun Kwon
Journal:  Organic Synth       Date:  2012

7.  Theory-Guided Design of Brønsted Acid-Assisted Phosphine Catalysis: Synthesis of Dihydropyrones from Aldehydes and Allenoates.

Authors:  Gardner S Creech; Xue-Feng Zhu; Branden Fonovic; Travis Dudding; Ohyun Kwon
Journal:  Tetrahedron       Date:  2008-07-14       Impact factor: 2.457

8.  Anion-catalyzed addition of gamma-silylallenyl esters to aldehydes: a new entry into [3.2.1] bicyclic natural products.

Authors:  Pradip Maity; Salvatore D Lepore
Journal:  J Am Chem Soc       Date:  2009-04-01       Impact factor: 15.419

9.  Phosphine-promoted [3 + 3] annulations of aziridines with allenoates: facile entry into highly functionalized tetrahydropyridines.

Authors:  Hongchao Guo; Qihai Xu; Ohyun Kwon
Journal:  J Am Chem Soc       Date:  2009-05-13       Impact factor: 15.419

10.  Alcohol-assisted phosphine catalysis: one-step syntheses of dihydropyrones from aldehydes and allenoates.

Authors:  Gardner S Creech; Ohyun Kwon
Journal:  Org Lett       Date:  2008-01-04       Impact factor: 6.005
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