Segments i (C11–C17) and ii (C1–C10), synthesized from D-glucose by employing some stereoselective reactions and benzyl-type protecting groups, were esterified and cyclized to the 16-membered enone, which was readily converted to tylonolide, the aglycone of tylosin.
通过
D-葡萄糖通过一些立体选择性反应和苄基型保护基合成的片段i(C11–C17)和ii(C1–C10)被酯化并环化为16元烯酮,该烯酮很容易转化为噻咯烷内酯,
泰乐菌素的糖苷配基。