Stereospecific synthesis of (20S,22R)-17 ,20,22-trihydroxycholesterol and (20S,22S)-17 ,20,22-trihydroxycholesterol.
D002784:Cholesterol / Q000138:chemical synthesis*; D006900:Hydroxylation; D008722:Methods; D010084:Oxidation-Reduction; D013237:Stereoisomerism; D013261:Sterols / Q000138:chemical synthesis
D013261:Sterols; D002784:Cholesterol