Pregnane derivatives as immunomodulators

Pregnane derivatives as immunomodulators

The invention provides novel pregnane derivatives having the formula: wherein X=F, Cl or Br; R1=F or Cl; R2=H( beta OH) or O; R3=alkyl(1-4 C); R4=alkyl(1-4 C); and the dotted line indicates the optional presence of a double bond. The novel compounds have been found to possess immunomodulating proper...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: LOGAN, ROBERT T, WOODS, GILBERT F
Format: Patent
Sprache:eng
Schlagworte:
CHEMISTRY
METALLURGY
ORGANIC CHEMISTRY
STEROIDS
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Beschreibung
Zusammenfassung:The invention provides novel pregnane derivatives having the formula: wherein X=F, Cl or Br; R1=F or Cl; R2=H( beta OH) or O; R3=alkyl(1-4 C); R4=alkyl(1-4 C); and the dotted line indicates the optional presence of a double bond. The novel compounds have been found to possess immunomodulating properties.