(+/-)-6,9α-Methanoprostaglandin I3, (2) and (+/-)-5,6-dihydro-6,9α-methano-6β-prostaglandin I3, (4a) have been synthesized using a new method for the stereoselective introduction of the 15α-hydroxy group via a stereoselective electrophilic addition of phenyl-sulfenyl chloride to the enol ether (6) and (23) respectively.
(+/-)-6,9α-MethanoprostaglandinI 3,(2)和(+/-)-5,6-dihydro-6,9α-methano-6β-prostaglandinI 3,(4a)已使用通过分别向烯醇醚(6)和(23)立体选择性亲电加成苯基-亚
磺酰氯的立体选择性引入15α-羟基的新方法。