Chemistry of (+)-aromadendrene. Part 6: Rearrangement reactions of ledene, isoledene and their epoxides
作者:F.Javier Moreno-Dorado、Yvonne M.A.W Lamers、Grigore Mironov、Joannes B.P.A Wijnberg、Aede de Groot
DOI:10.1016/s0040-4020(03)01231-6
日期:2003.9
(−)-isoledene, both easily available from (+)-aromadendrene has been investigated. Reactions at the double bond of ledene take place preferably from the β-side. Under acidic conditions its C7–C8 β-epoxide and β-diol preferably react via carbocations, which are initially formed at C8. Rearrangement takes place to compounds with cubebane and cadinane skeletons. The reaction pattern of isoledene and its α-epoxide