氟化氢吡啶 、
butyl(11R,12S,13E,15S,17R)-9-butyryloxy-11,15-bis(t-butyldimethylsiloxy)-17,20-dimethyl-7-thiaprosta-8,13-dienoate 以to obtain butyl (11R,12S,13E,15S,17R)-9-butyryloxy-11,15-dihydroxy-17,20-dimethyl-7-thiaprosta-8,13-dienoate (69 mg, 72%)的产率得到butyl (11R,12S,13E,15S,17R)-9-butyryloxy-11,15-dihydroxy-17,20-dimethyl-7-thiaprosta-8,13-dienoate