Literature DB >> 12967291

A concise asymmetric route to Nuphar alkaloids. A formal synthesis of (-)-deoxynupharidine.

Wesley J Moran1, Katharine M Goodenough, Piotr Raubo, Joseph P A Harrity.   

Abstract

[reaction: see text] A stereocontrolled route to Nuphar alkaloids is described that employs a formal [3 + 3] cycloaddition strategy to assemble the piperidine nucleus. The addition of Pd-TMM complexes to aziridine 10 was found to be sluggish; however, the addition of a functionalized allyl Grignard reagent followed by a Mitsunobu condensation reaction provided 11 in high yield. The employment of this route in the formal synthesis of (-)-deoxynupharidine 1 is described.

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Year:  2003        PMID: 12967291     DOI: 10.1021/ol035156t

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


  3 in total

1.  A piperidine chiron for the Veratrum alkaloids.

Authors:  Douglass F Taber; Peter W DeMatteo
Journal:  J Org Chem       Date:  2012-04-13       Impact factor: 4.354

2.  Total Syntheses and Biological Evaluation of Both Enantiomers of Several Hydroxylated Dimeric Nuphar Alkaloids.

Authors:  Alexander Korotkov; Hui Li; Charles W Chapman; Haoran Xue; John B MacMillan; Alan Eastman; Jimmy Wu
Journal:  Angew Chem Int Ed Engl       Date:  2015-07-16       Impact factor: 15.336

3.  Pd-catalysed [3 + 3] annelations in the stereoselective synthesis of indolizidines.

Authors:  Olivier Y Provoost; Andrew J Hazelwood; Joseph P A Harrity
Journal:  Beilstein J Org Chem       Date:  2007-02-08       Impact factor: 2.883

  3 in total

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