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Intramolecular 4+3 cycloadditions. Vinylthionium ions from allylic alcohols

✍ Scribed by Michael Harmata; Darin E. Jones

Book ID
103405524
Publisher
Elsevier Science
Year
1996
Tongue
French
Weight
246 KB
Volume
37
Category
Article
ISSN
0040-4039

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πŸ“œ SIMILAR VOLUMES

Intramolecular 4+3 cycloadditions. Allyl
Intramolecular 4+3 cycloadditions. Allylic sulfones as precursors to vinylthionium ions
✍ Michael Harmata; Mehmet Kahraman πŸ“‚ Article πŸ“… 1998 πŸ› Elsevier Science 🌐 French βš– 220 KB

Treatmen~ of a THF solution of (E)-3 with n-BuLi followed by quenching with an electrophile generally re:mRs in regioselective alkylation alpha to the sulfone with the alkene possessing (E) stereochemistry in the major product. High selectivity for the (E) alkylation product can he achieved in the p