(5S*,4aS*,7aS*)-5-Hydroxyhexahydrocyclopenta[c]pyran-3(1H)-one, the promising isoprostane building block, was synthesized using intramolecular [3+2] cycloaddition of silyl nitronate generated from 4-benzyloxy-3-nitroocta-2,7-diene on the key step.
(5S*,4aS*,7aS*)-5-羟基六氢环戊并[c]
吡喃-3(1H)-酮,一种有前景的异
前列腺素结构单元,是通过4-苄氧基-
3-硝基-2,7-
辛二烯产生的
硅基
硝酸酯的分子内[3+2]环加成合成的。