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An Isothiourea-Catalyzed Asymmetric [2,3]-Rearrangement of Allylic Ammonium Ylides

✍ Scribed by West, Thomas H.; Daniels, David S. B.; Slawin, Alexandra M. Z.; Smith, Andrew D.

Book ID
124084905
Publisher
American Chemical Society
Year
2014
Tongue
English
Weight
391 KB
Volume
136
Category
Article
ISSN
0002-7863

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Lewis acid mediated [2,3]-sigmatropic re
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✍ Jan Blid; Peter Somfai πŸ“‚ Article πŸ“… 2003 πŸ› Elsevier Science 🌐 French βš– 84 KB

An investigation of the Lewis acid mediated [2,3]-sigmatropic rearrangement of allylic ammonium ylides has been conducted by employing various bases and boron Lewis acids. Using BBr 3 together with the phosphazene base 6, various allylic amines could be rearranged in good yields with low to excellen