1.
Steroids
; 78(9): 787-97, 2013 Sep.
Artigo
em Inglês
| MEDLINE
| ID: mdl-23707575
RESUMO
F-ring opening in spirostanes with the 16ß,22:22,25-diepoxy-23-acetoxymethyl-24-methyl side chain produces a Δ(22)-intermediate with an allylic acetoxy group. For this reason the reactivity profile of these compounds deviates from that observed in other naturally occurring or synthetic spirostanes and furospirostanes.