Literature DB >> 17924625

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

Vardhineedi Sriramurthy1, Gregg A Barcan, Ohyun Kwon.   

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Year:  2007        PMID： 17924625      PMCID： PMC2536693          DOI： 10.1021/ja073754n

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


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  23 in total

1.  Tandem reactions to construct heterocycles via phosphine-catalyzed umpolung addition and intramolecular conjugate addition.

Authors:  Cheng Lu; Xiyan Lu
Journal:  Org Lett       Date:  2002-12-26       Impact factor: 6.005

Review 2.  Asymmetric organocatalysis.

Authors:  Jayasree Seayad; Benjamin List
Journal:  Org Biomol Chem       Date:  2005-02-09       Impact factor: 3.876

3.  Small-molecule inhibitors of protein geranylgeranyltransferase type I.

Authors:  Sabrina Castellano; Hannah D G Fiji; Sape S Kinderman; Masaru Watanabe; Pablo de Leon; Fuyuhiko Tamanoi; Ohyun Kwon
Journal:  J Am Chem Soc       Date:  2007-04-17       Impact factor: 15.419

4.  Microwave-assisted tandem cross metathesis intramolecular Aza-Michael reaction: an easy entry to cyclic beta-amino carbonyl derivatives.

Authors:  Santos Fustero; Diego Jiménez; María Sanchez-Roselló; Carlos del Pozo
Journal:  J Am Chem Soc       Date:  2007-05-05       Impact factor: 15.419

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.  Stereocontrolled synthesis of angularly substituted 1-azabicyclic rings by cationic 2-aza-cope rearrangements.

Authors:  Zachary D Aron; Larry E Overman
Journal:  Org Lett       Date:  2005-03-03       Impact factor: 6.005

7.  New protecting groups for 1,2-diols (boc- and moc-ethylidene). Cleavage of acetals with bases.

Authors:  X Ariza; A M Costa; M Faja; O Pineda; J Vilarrasa
Journal:  Org Lett       Date:  2000-09-07       Impact factor: 6.005

8.  P(RNCH(2)CH(2))(3)N: efficient 1,4-addition catalysts.

Authors:  Philip B Kisanga; Palanichamy Ilankumaran; Brandon M Fetterly; John G Verkade
Journal:  J Org Chem       Date:  2002-05-31       Impact factor: 4.354

9.  The N-acyloxyiminium ion aza-Prins route to octahydroindoles: total synthesis and structural confirmation of the antithrombotic marine natural product oscillarin.

Authors:  Stephen Hanessian; Martin Tremblay; Jens F W Petersen
Journal:  J Am Chem Soc       Date:  2004-05-19       Impact factor: 15.419

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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  26 in total

1.  Phosphine-initiated general base catalysis: facile access to benzannulated 1,3-diheteroatom five-membered rings via double-Michael reactions of allenes.

Authors:  Judy Szeto; Vardhineedi Sriramurthy; Ohyun Kwon
Journal:  Org Lett       Date:  2011-09-20       Impact factor: 6.005

2.  Phosphine/palladium-catalyzed syntheses of alkylidene phthalans, 3-deoxyisoochracinic acid, isoochracinic acid, and isoochracinol.

Authors:  Yi Chiao Fan; Ohyun Kwon
Journal:  Org Lett       Date:  2012-06-21       Impact factor: 6.005

3.  Synthesis of Functionalized Alkylidene Indanes and Indanones through Tandem Phosphine-Palladium Catalysis.

Authors:  Yi Chiao Fan; Ohyun Kwon
Journal:  Org Lett       Date:  2015-04-14       Impact factor: 6.005

4.  Phosphine-catalyzed annulations of azomethine imines: allene-dependent [3 + 2], [3 + 3], [4 + 3], and [3 + 2 + 3] pathways.

Authors:  Risong Na; Chengfeng Jing; Qihai Xu; Hui Jiang; Xi Wu; Jiayan Shi; Jiangchun Zhong; Min Wang; Diego Benitez; Ekaterina Tkatchouk; William A Goddard; Hongchao Guo; Ohyun Kwon
Journal:  J Am Chem Soc       Date:  2011-08-03       Impact factor: 15.419

5.  Stereoselective synthesis of substituted 1,3-oxazolidines via Pd-catalyzed carboamination reactions of O-vinyl-1,2-amino alcohols.

Authors:  Amanda F Ward; John P Wolfe
Journal:  Org Lett       Date:  2011-08-03       Impact factor: 6.005

6.  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

7.  Differential Dihydrofunctionalization of Terminal Alkynes: Synthesis of Benzylic Alkyl Boronates through Reductive Three-Component Coupling.

Authors:  Megan K Armstrong; Gojko Lalic
Journal:  J Am Chem Soc       Date:  2019-04-03       Impact factor: 15.419

8.  A torquoselective 6π electrocyclization approach to reserpine alkaloids.

Authors:  Gregg A Barcan; Ashay Patel; K N Houk; Ohyun Kwon
Journal:  Org Lett       Date:  2012-10-05       Impact factor: 6.005

9.  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

10.  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
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