
Tetrahedron Letters p. 8503 - 8507 (1999)
Update date:2022-07-30
Topics:
Clive, Derrick L. J.
Yeh, Vince S. C.
Sulfone 15, derived from D-glutamic acid, and aldehyde 23, made by diastereoselective alkylation, were linked and elaborated into enamine sulfone 33. This underwent 5-exo radical cyclization to 34, which was desulfonylated to (-)-35, a compound that represents the spirobicyclic core of halichlorine.
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