7 alpha-Hydroxy derivatives of oxysterols are of considerable interest beca
use of their possible involvement in regulation of cholesterol metabolism T
his paper describes stereoselective syntheses and complete characterization
of the 7 alpha-hydroxy derivatives of four key oxysterols: 25-hydroxychole
sterol, 27-hydroxycholesterol, 24(S)-hydroxycholesterol, and 24(S),25-epoxy
cholesterol. (C) 2000 Elsevier Science Inc. All rights reserved.