Intramolecular diels-alder reaction with furan-diene
作者:Luc A. Van Royen、Roelant Mijngheer、Pierre J. De Clercq
DOI:10.1016/s0040-4020(01)82362-0
日期:1985.1
involving alkylation with ethyl (E)-3-ethoxy-4-iodo-2-butenoate, reduction and acid hydrolysis. The reduced adduct 14 is further converted into (±)-adrenosterone (6) via 24, the dienediolate equivalent of which is a known intermediate in corticosteroid synthesis.