Preparation and transformations of steroidal butadiynes.
D000480:Alkynes; D000731:Androstanes; D002070:Butadienes / Q000031:analogs & derivatives*; D007664:Ketosteroids; D011284:Pregnenolone; D013141:Spiro Compounds / Q000138:chemical synthesis
D000480:Alkynes; D000731:Androstanes; D002070:Butadienes; D007664:Ketosteroids; D013141:Spiro Compounds; D011284:Pregnenolone