Benutzer:Hoffmeier/Sterane

Steran-Derivate

• Estran (C₁₈): 13β-Methyl-steran (Stoffgruppe der Estrogene)
• Androstan (C₁₉): 10β,13β-Dimethyl-steran (Stoffgruppe der Androgene)
• Pregnan (C₂₁): 10β,13β-Dimethyl-17-ethyl-steran (Stoffgruppe der Gestagene, Corticosteroide)

• Cholan (C24): Gallensäure
• Steroide (C27):

Steran-Derivate
C-Atome	Derivat	Name	Stoffgruppe
C21	Pregnan	10β,13β-Dimethyl-17β-ethyl-gonan	Gestagene, Corticosteroide
C19	Androstan	10β,13β-Dimethyl-gonan	Androgene
C18	Estran	13β-Methyl-gonan	Estrogene

Formeln

• 

  C-18, Estran
  13β-Methyl-gonan

• 

  C-19, Androstan
  10β,13β-Dimethylgonan

• 

  C-21, Pregnan
  10β,13β-Dimethyl-17β-ethylgonan