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ChemInform Abstract: Heteroatom-Stabilized Allylic Cations in ( 4 + 3) Cycloadditions. A Tandem Peterson Olefination/ (4 + 3) Cycloaddition Reaction.

✍ Scribed by M. HARMATA; D. E. JONES

Publisher
John Wiley and Sons
Year
2010
Weight
28 KB
Volume
28
Category
Article
ISSN
0931-7597

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ChemInform Abstract: Chiral Cations in 4
ChemInform Abstract: Chiral Cations in 4 + 3 Cycloadditions.
✍ Michael Harmata; Darin E. Jones; Mehmet Kahraman; Uday Sharma; Charles L. Barnes πŸ“‚ Article πŸ“… 2010 πŸ› John Wiley and Sons βš– 28 KB πŸ‘ 1 views

Chiral Cations in 4 + 3 Cycloadditions. -Chiral allylic acetal (I) reacts with furan in the presence of Lewis acids to give [4 + 3] cycloadducts with diastereoselectivities depending on the Lewis acid and the reaction conditions used. Similar cycloaddition between (I) and cyclopentadiene can be ach