methanol potassium hydroxide 、 17-acetylthiomethyl-1α,3β-dihydroxy-9,10-secoandrosta-5,7,10(19),16-tetraene 、
5-Brom-2-methyl-pent-3-in-2-ol 以
四氢呋喃 为溶剂,
以73%的产率得到1α,3β-dihydroxy-17-(4-hydroxy-4-methyl-2-pentynylthiomethyl)-9,10-secoandrosta-5,7,10(19),16-tetraene