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Enhanced Diastereoselectivity in Asymmetric Crotylation Reactions Using Propargylic Dicobalt Hexacarbonyl Complexes

✍ Scribed by Sui, Meng; Panek, James S.

Book ID
120257998
Publisher
American Chemical Society
Year
2001
Tongue
English
Weight
69 KB
Volume
3
Category
Article
ISSN
1523-7060

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The trapping under different conditions of the carbocation generated by acid treatment of chiral Co2(CO)6complexed propargylic secondary alcohols permitted access to either diastereoisomer at the propargylic center. Further chemical manipulations provided either enantiomer of enantiomerically pure 1