Total synthesis of (+)-batzelladine A and (-)-batzelladine D via [4+2]-annulation of vinyl carbodiimides with N-alkyl imines Journal Article


Authors: Arnold, M. A.; Day, K. A.; DurĂ³n, S. G.; Gin, D. Y.
Article Title: Total synthesis of (+)-batzelladine A and (-)-batzelladine D via [4+2]-annulation of vinyl carbodiimides with N-alkyl imines
Abstract: A diastereoselective [4 + 2]-annulation of vinyl carbodiimides with chiral N-alkyl imines has been developed to access the stereochemically rich polycyclic guanidine cores of the batzelladine alkaloids. Application of this strategy, together with additional key steps such as long-range directed hydrogenation and diastereoselective intramolecular iodo-amination, led to highly convergent total syntheses of (-)-batzelladine D and (+)- batzelladine A with excellent stereocontrol.
Keywords: alkaloids; stereochemistry; cycloaddition; group; hydrogenation; enantioselective total-synthesis; absolute-configuration; tricyclic guanidinium core; batzelladine-a; structural revision; hydroxyl
Journal Title: Journal of the American Chemical Society
Volume: 128
Issue: 40
ISSN: 0002-7863
Publisher: American Chemical Society  
Date Published: 2006-10-11
Start Page: 13255
End Page: 13260
Language: English
ACCESSION: WOS:000241030500043
DOI: 10.1021/ja063860+
PROVIDER: wos
PMCID: PMC2610335
PUBMED: 17017806
Notes: --- - Article - "Source: Wos"
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  1. David Y Gin
    41 Gin