A new route to 19-substituted steroids from 19-nor steroids: Sigmatropic [3,3] and [2,3] rearrangements revisited

Article abstract of DOI:10.1016/S0040-4020(01)85569-1

Sigmatropic [3,3] and [2,3] rearrangements of 11-substituted estradienedione derivatives gave rise to new 19-substituted androstenedione analogs.