Literature DB >> 15987210

Copper-catalyzed stereospecific N-allenylations of amides. Syntheses of optically enriched chiral allenamides.

Lichun Shen1, Richard P Hsung, Yanshi Zhang, Jennifer E Antoline, Xuejun Zhang.   

Abstract

[reaction: see text] Syntheses of chiral allenamides via a stereospecific amidation of optically enriched allenyl iodides using catalytic copper(I) salt and N,N'-dimethylethylene-diamine are described here.

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Year:  2005        PMID： 15987210     DOI： 10.1021/ol051094q

Source DB:  PubMed          Journal:  Org Lett        ISSN： 1523-7052            Impact factor:   6.005


  13 in total

1.  Torquoselective ring closures of chiral amido trienes derived from allenamides. A tandem allene isomerization-pericyclic ring-closure-intramolecular Diels-Alder cycloaddition.

Authors:  Ryuji Hayashi; John B Feltenberger; Richard P Hsung
Journal:  Org Lett       Date:  2010-03-19       Impact factor: 6.005

2.  Stereoselective 6π-electron electrocyclic ring closures of 2-halo-amidotrienes via a remote 1,6-asymmetric induction.

Authors:  Ryuji Hayashi; Mary C Walton; Richard P Hsung; John H Schwab; Xueliang Yu
Journal:  Org Lett       Date:  2010-11-19       Impact factor: 6.005

3.  Studies on a urea-directed Stork-Crabtree hydrogenation. Synthesis of the C1-C9 subunit of (+)-zincophorin.

Authors:  Zhenlei Song; Richard P Hsung; Ting Lu; Andrew G Lohse
Journal:  J Org Chem       Date:  2007-11-03       Impact factor: 4.354

4.  Diamine Ligands in Copper-Catalyzed Reactions.

Authors:  David S Surry; Stephen L Buchwald
Journal:  Chem Sci       Date:  2010       Impact factor: 9.825

5.  Oppolzer-type intramolecular Diels-Alder cycloadditions via isomerizations of allenamides.

Authors:  John B Feltenberger; Richard P Hsung
Journal:  Org Lett       Date:  2011-05-25       Impact factor: 6.005

6.  Developing a diastereoselective intramolecular [4+3] cycloaddition of nitrogen-stabilized oxyallyl cations derived from N-sulfonyl-substituted allenamides.

Authors:  Andrew G Lohse; Richard P Hsung; Mitchell D Leider; Sunil K Ghosh
Journal:  J Org Chem       Date:  2011-04-08       Impact factor: 4.354

7.  Regio- and stereoselective isomerizations of allenamides: synthesis of 2-amido-dienes and their tandem isomerization-electrocyclic ring-closure.

Authors:  Ryuji Hayashi; Richard P Hsung; John B Feltenberger; Andrew G Lohse
Journal:  Org Lett       Date:  2009-05-21       Impact factor: 6.005

8.  Saucy-Marbet Rearrangements of Alkynyl Halides in the Synthesis of Highly Enantiomerically Enriched Allenyl Halides.

Authors:  Yu Tang; Lichun Shen; Becky J Dellaria; Richard P Hsung
Journal:  Tetrahedron Lett       Date:  2008-11-03       Impact factor: 2.415

9.  Synthesis of amido-spiro[2.2]pentanes via Simmons-Smith cyclopropanation of allenamides.

Authors:  Ting Lu; Ryuji Hayashi; Richard P Hsung; Kyle A DeKorver; Andrew G Lohse; Zhenlei Song; Yu Tang
Journal:  Org Biomol Chem       Date:  2009-06-19       Impact factor: 3.876

10.  Allylic and allenic halide synthesis via NbCl(5)- and NbBr(5)-mediated alkoxide rearrangements.

Authors:  P C Ravikumar; Lihua Yao; Fraser F Fleming
Journal:  J Org Chem       Date:  2009-10-02       Impact factor: 4.354
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