Journal of the American Chemical Society p. 3705 - 3716 (1995)
Update date:2022-08-17
Topics:
Molander, Gary A.
Harris, Christina R.
Samarium(II) iodide has been employed to promote a tandem intramolecular nucleophilic acyl substitution/ intramolecular Barbier cyclization sequence, generating bicyclic and tricyclic ring systems in excellent yield and high diastereoselectivity. Additionally, a highly versatile ring expansion - cyclization sequence allows entry into several different naturally occurring tricyclic ring systems containing seven- and eight-membered rings.
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